4-Hydroxybutyric Acid
The risk or severity of adverse effects can be increased when Gamma Hydroxybutyric Acid is combined with Fexofenadine.
Acepromazine
The risk or severity of adverse effects can be increased when Fexofenadine is combined with Acepromazine.
Aceprometazine
The risk or severity of adverse effects can be increased when Fexofenadine is combined with Aceprometazine.
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Afatinib
The serum concentration of Afatinib can be increased when it is combined with Fexofenadine.
Alfaxalone
The risk or severity of adverse effects can be increased when Fexofenadine is combined with Alfaxalone.
Alfentanil
The risk or severity of adverse effects can be increased when Alfentanil is combined with Fexofenadine.
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Aloglutamol
The serum concentration of Fexofenadine can be decreased when it is combined with Aloglutamol.
Alphaprodine
The risk or severity of adverse effects can be increased when Fexofenadine is combined with Alphaprodine.
Alprazolam
The risk or severity of adverse effects can be increased when Alprazolam is combined with Fexofenadine.
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Aluminum
The serum concentration of Fexofenadine can be decreased when it is combined with Aluminium.
Aluminum Hydroxide
The serum concentration of Fexofenadine can be decreased when it is combined with Aluminum hydroxide.
aluminum hydroxide, dried (USP)
The serum concentration of Fexofenadine can be decreased when it is combined with Aluminum hydroxide.
Aluminum Magnesium Silicate
The serum concentration of Fexofenadine can be decreased when it is combined with Almasilate.
Amisulpride
The risk or severity of adverse effects can be increased when Fexofenadine is combined with Amisulpride.
Amitriptyline
The risk or severity of adverse effects can be increased when Amitriptyline is combined with Fexofenadine.
Amobarbital
The risk or severity of adverse effects can be increased when Amobarbital is combined with Fexofenadine.
Amoxapine
The risk or severity of adverse effects can be increased when Amoxapine is combined with Fexofenadine.
Amphetamine
Amphetamine may decrease the sedative activities of Fexofenadine.
Apalutamide
The serum concentration of Fexofenadine can be decreased when it is combined with Apalutamide.
Aripiprazole
The risk or severity of adverse effects can be increased when Aripiprazole is combined with Fexofenadine.
Articaine
The risk or severity of adverse effects can be increased when Fexofenadine is combined with Articaine.
Asenapine
The risk or severity of adverse effects can be increased when Asenapine is combined with Fexofenadine.
Azelastine
Fexofenadine may increase the central nervous system depressant (CNS depressant) activities of Azelastine.
Baclofen
The risk or severity of adverse effects can be increased when Baclofen is combined with Fexofenadine.
Barbital
The risk or severity of adverse effects can be increased when Fexofenadine is combined with Barbital.
Benoxinate
The risk or severity of adverse effects can be increased when Fexofenadine is combined with Oxybuprocaine.
Benperidol
The risk or severity of adverse effects can be increased when Fexofenadine is combined with Benperidol.
Benzocaine
The risk or severity of adverse effects can be increased when Fexofenadine is combined with Benzocaine.
Benzphetamine
Benzphetamine may decrease the sedative activities of Fexofenadine.
Benzyl Alcohol
The risk or severity of adverse effects can be increased when Fexofenadine is combined with Benzyl alcohol.
Benzylpenicilloyl polylysine
Fexofenadine may decrease effectiveness of Benzylpenicilloyl Polylysine as a diagnostic agent.
BETAHISTINE
The therapeutic efficacy of Betahistine can be decreased when used in combination with Fexofenadine.
Bismuth Subcitrate
The serum concentration of Fexofenadine can be decreased when it is combined with Bismuth Subcitrate.
Bismuth Subnitrate
The serum concentration of Fexofenadine can be decreased when it is combined with Bismuth subnitrate.
Bosutinib
The serum concentration of Bosutinib can be increased when it is combined with Fexofenadine.
Bosutinib monohydrate
The serum concentration of Bosutinib can be increased when it is combined with Fexofenadine.
Brentuximab Vedotin
The serum concentration of Brentuximab vedotin can be increased when it is combined with Fexofenadine.
Brexpiprazole
The risk or severity of adverse effects can be increased when Fexofenadine is combined with Brexpiprazole.
Brimonidine
Brimonidine may increase the central nervous system depressant (CNS depressant) activities of Fexofenadine.
Bromazepam
The risk or severity of adverse effects can be increased when Bromazepam is combined with Fexofenadine.
Bromperidol
The risk or severity of adverse effects can be increased when Fexofenadine is combined with Bromperidol.
Brompheniramine
The risk or severity of adverse effects can be increased when Brompheniramine is combined with Fexofenadine.
Brotizolam
The risk or severity of adverse effects can be increased when Fexofenadine is combined with Brotizolam.
Bupivacaine
The risk or severity of adverse effects can be increased when Fexofenadine is combined with Bupivacaine.
Buprenorphine
Fexofenadine may increase the central nervous system depressant (CNS depressant) activities of Buprenorphine.
Buspirone
The risk or severity of adverse effects can be increased when Buspirone is combined with Fexofenadine.
Butabarbital
The risk or severity of adverse effects can be increased when Butabarbital is combined with Fexofenadine.
Butalbital
The risk or severity of adverse effects can be increased when Butalbital is combined with Fexofenadine.
Butamben
The risk or severity of adverse effects can be increased when Fexofenadine is combined with Butamben.
Butobarbital
The risk or severity of adverse effects can be increased when Fexofenadine is combined with Butethal.
Butorphanol
The risk or severity of adverse effects can be increased when Butorphanol is combined with Fexofenadine.
Calcium Carbonate
The serum concentration of Fexofenadine can be decreased when it is combined with Calcium Carbonate.
CALCIUM CARBONATE, PRECIPITATED
The serum concentration of Fexofenadine can be decreased when it is combined with Calcium Carbonate.
Carbamazepine
The risk or severity of adverse effects can be increased when Carbamazepine is combined with Fexofenadine.
Carbinoxamine
The risk or severity of adverse effects can be increased when Carbinoxamine is combined with Fexofenadine.
Carisoprodol
The risk or severity of adverse effects can be increased when Carisoprodol is combined with Fexofenadine.
Cetirizine
The risk or severity of adverse effects can be increased when Cetirizine is combined with Fexofenadine.
Chloral Hydrate
The risk or severity of adverse effects can be increased when Fexofenadine is combined with Chloral hydrate.
Chlordiazepoxide
The risk or severity of adverse effects can be increased when Chlordiazepoxide is combined with Fexofenadine.
Chlormethiazole
The risk or severity of adverse effects can be increased when Fexofenadine is combined with clomethiazole.
Chlormezanone
The risk or severity of adverse effects can be increased when Fexofenadine is combined with Chlormezanone.
Chloroprocaine
The risk or severity of adverse effects can be increased when Fexofenadine is combined with Chloroprocaine.
Chlorpheniramine
The risk or severity of adverse effects can be increased when Fexofenadine is combined with Chlorphenamine.
CHLORPHENIRAMINE POLISTIREX
The risk or severity of adverse effects can be increased when Fexofenadine is combined with Chlorphenamine.
Chlorpromazine
The risk or severity of adverse effects can be increased when Chlorpromazine is combined with Fexofenadine.
Chlorprothixene
The risk or severity of adverse effects can be increased when Fexofenadine is combined with Chlorprothixene.
Chlorzoxazone
The risk or severity of adverse effects can be increased when Chlorzoxazone is combined with Fexofenadine.
Citalopram
The risk or severity of adverse effects can be increased when Fexofenadine is combined with Citalopram.
Clemastine
The risk or severity of adverse effects can be increased when Clemastine is combined with Fexofenadine.
Clidinium
The risk or severity of adverse effects can be increased when Clidinium is combined with Fexofenadine.
Clidinium bromide
The risk or severity of adverse effects can be increased when Clidinium is combined with Fexofenadine.
Clobazam
The risk or severity of adverse effects can be increased when Clobazam is combined with Fexofenadine.
Clomipramine
The risk or severity of adverse effects can be increased when Fexofenadine is combined with Clomipramine.
Clonazepam
The risk or severity of adverse effects can be increased when Fexofenadine is combined with Clonazepam.
Clonidine
The risk or severity of adverse effects can be increased when Clonidine is combined with Fexofenadine.
Clorazepate
The risk or severity of adverse effects can be increased when Clorazepate is combined with Fexofenadine.
CLORAZEPIC ACID
The risk or severity of adverse effects can be increased when Clorazepate is combined with Fexofenadine.
Clozapine
The risk or severity of adverse effects can be increased when Clozapine is combined with Fexofenadine.
Cocaine
The risk or severity of adverse effects can be increased when Fexofenadine is combined with Cocaine.
Codeine
The risk or severity of adverse effects can be increased when Codeine is combined with Fexofenadine.
Codeine Anhydrous
The risk or severity of adverse effects can be increased when Codeine is combined with Fexofenadine.
CODEINE POLISTIREX
The risk or severity of adverse effects can be increased when Codeine is combined with Fexofenadine.
Colchicine
The serum concentration of Colchicine can be increased when it is combined with Fexofenadine.
Cyclizine
The risk or severity of adverse effects can be increased when Fexofenadine is combined with Cyclizine.
Cyclobenzaprine
The risk or severity of adverse effects can be increased when Cyclobenzaprine is combined with Fexofenadine.
Cyproheptadine
The risk or severity of adverse effects can be increased when Cyproheptadine is combined with Fexofenadine.
Dabigatran Etexilate
The serum concentration of the active metabolites of Dabigatran etexilate can be increased when Dabigatran etexilate is used in combination with Fexofenadine.
Dantrolene
The risk or severity of adverse effects can be increased when Fexofenadine is combined with Dantrolene.
Dapiprazole
The risk or severity of adverse effects can be increased when Fexofenadine is combined with Dapiprazole.
Desflurane
The risk or severity of adverse effects can be increased when Desflurane is combined with Fexofenadine.
Desipramine
The risk or severity of adverse effects can be increased when Fexofenadine is combined with Desipramine.
Desloratadine
The risk or severity of adverse effects can be increased when Fexofenadine is combined with Desloratadine.
Desvenlafaxine
The risk or severity of adverse effects can be increased when Fexofenadine is combined with Desvenlafaxine.
Dexbrompheniramine
The risk or severity of adverse effects can be increased when Dexbrompheniramine is combined with Fexofenadine.
Dexmedetomidine
The risk or severity of adverse effects can be increased when Fexofenadine is combined with Dexmedetomidine.
Dextroamphetamine
Dextroamphetamine may decrease the sedative activities of Fexofenadine.
Dextromoramide
The risk or severity of adverse effects can be increased when Fexofenadine is combined with Dextromoramide.
Dezocine
The risk or severity of adverse effects can be increased when Fexofenadine is combined with Dezocine.
Diazepam
The risk or severity of adverse effects can be increased when Diazepam is combined with Fexofenadine.
Dibucaine
The risk or severity of adverse effects can be increased when Fexofenadine is combined with Cinchocaine.
Diethylpropion
Diethylpropion may decrease the sedative activities of Fexofenadine.
Difenoxin
The risk or severity of adverse effects can be increased when Fexofenadine is combined with Difenoxin.
Dihydrocodeine
The risk or severity of adverse effects can be increased when Dihydrocodeine is combined with Fexofenadine.
Dimenhydrinate
The risk or severity of adverse effects can be increased when Fexofenadine is combined with Dimenhydrinate.
Diphenhydramine
The risk or severity of adverse effects can be increased when Diphenhydramine is combined with Fexofenadine.
Diphenoxylate
The risk or severity of adverse effects can be increased when Diphenoxylate is combined with Fexofenadine.
Doxepin
The risk or severity of adverse effects can be increased when Fexofenadine is combined with Doxepin.
Doxorubicin
The serum concentration of Doxorubicin can be increased when it is combined with Fexofenadine.
Doxorubicin Hydrochloride
The serum concentration of Doxorubicin can be increased when it is combined with Fexofenadine.
Doxylamine
Doxylamine may increase the central nervous system depressant (CNS depressant) activities of Fexofenadine.
Droperidol
Droperidol may increase the central nervous system depressant (CNS depressant) activities of Fexofenadine.
Duloxetine
The risk or severity of adverse effects can be increased when Fexofenadine is combined with Duloxetine.
Dyclonine
The risk or severity of adverse effects can be increased when Fexofenadine is combined with Dyclonine.
Edoxaban
The serum concentration of Edoxaban can be increased when it is combined with Fexofenadine.
Efavirenz
The risk or severity of adverse effects can be increased when Efavirenz is combined with Fexofenadine.
Enflurane
The risk or severity of adverse effects can be increased when Fexofenadine is combined with Enflurane.
Entacapone
The risk or severity of adverse effects can be increased when Entacapone is combined with Fexofenadine.
Erythromycin
The serum concentration of Fexofenadine can be increased when it is combined with Erythromycin.
Escitalopram
The risk or severity of adverse effects can be increased when Fexofenadine is combined with Escitalopram.
Estazolam
The risk or severity of adverse effects can be increased when Estazolam is combined with Fexofenadine.
Eszopiclone
The risk or severity of adverse effects can be increased when Eszopiclone is combined with Fexofenadine.
Ethanol
Fexofenadine may increase the central nervous system depressant (CNS depressant) activities of Ethanol.
Ethchlorvynol
The risk or severity of adverse effects can be increased when Fexofenadine is combined with Ethchlorvynol.
Ethosuximide
The risk or severity of adverse effects can be increased when Ethosuximide is combined with Fexofenadine.
Ethotoin
The risk or severity of adverse effects can be increased when Ethotoin is combined with Fexofenadine.
Ethyl Chloride
The risk or severity of adverse effects can be increased when Fexofenadine is combined with Ethyl chloride.
Ethyl Loflazepate
The risk or severity of adverse effects can be increased when Fexofenadine is combined with Ethyl loflazepate.
Ethylmorphine
The risk or severity of adverse effects can be increased when Fexofenadine is combined with Ethylmorphine.
Etidocaine
The risk or severity of adverse effects can be increased when Fexofenadine is combined with Etidocaine.
Etifoxine
The risk or severity of adverse effects can be increased when Fexofenadine is combined with Etifoxine.
Etomidate
The risk or severity of adverse effects can be increased when Fexofenadine is combined with Etomidate.
Everolimus
The serum concentration of Everolimus can be increased when it is combined with Fexofenadine.
Ezogabine
The risk or severity of adverse effects can be increased when Fexofenadine is combined with Ezogabine.
Felbamate
The risk or severity of adverse effects can be increased when Felbamate is combined with Fexofenadine.
Fentanyl
The risk or severity of adverse effects can be increased when Fentanyl is combined with Fexofenadine.
Fesoterodine
The serum concentration of the active metabolites of Fesoterodine can be increased when Fesoterodine is used in combination with Fexofenadine.
Flibanserin
The risk or severity of adverse effects can be increased when Fexofenadine is combined with Flibanserin.
Flunarizine
The risk or severity of adverse effects can be increased when Fexofenadine is combined with Flunarizine.
Flunitrazepam
The risk or severity of adverse effects can be increased when Fexofenadine is combined with Flunitrazepam.
Fluoxetine
The risk or severity of adverse effects can be increased when Fexofenadine is combined with Fluoxetine.
Flupenthixol
The risk or severity of adverse effects can be increased when Flupentixol is combined with Fexofenadine.
Fluphenazine
The risk or severity of adverse effects can be increased when Fluphenazine is combined with Fexofenadine.
Flurazepam
The risk or severity of adverse effects can be increased when Flurazepam is combined with Fexofenadine.
Fluspirilene
The risk or severity of adverse effects can be increased when Fexofenadine is combined with Fluspirilene.
Fluticasone propionate
The risk or severity of adverse effects can be increased when Fluticasone propionate is combined with Fexofenadine.
Fluvoxamine
The risk or severity of adverse effects can be increased when Fexofenadine is combined with Fluvoxamine.
Fosphenytoin
The risk or severity of adverse effects can be increased when Fexofenadine is combined with Fosphenytoin.
Fospropofol
The risk or severity of adverse effects can be increased when Fexofenadine is combined with Fospropofol.
Gabapentin
The risk or severity of adverse effects can be increased when Gabapentin is combined with Fexofenadine.
Gabapentin Enacarbil
The risk or severity of adverse effects can be increased when Fexofenadine is combined with Gabapentin Enacarbil.
Glutethimide
The risk or severity of adverse effects can be increased when Fexofenadine is combined with Glutethimide.
Guanfacine
The risk or severity of adverse effects can be increased when Fexofenadine is combined with Guanfacine.
Halazepam
The risk or severity of adverse effects can be increased when Fexofenadine is combined with Halazepam.
Haloperidol
The risk or severity of adverse effects can be increased when Haloperidol is combined with Fexofenadine.
Halothane
The risk or severity of adverse effects can be increased when Fexofenadine is combined with Halothane.
Heroin
The risk or severity of adverse effects can be increased when Fexofenadine is combined with Heroin.
Hexobarbital
The risk or severity of adverse effects can be increased when Fexofenadine is combined with Hexobarbital.
Hyaluronidase
The therapeutic efficacy of Hyaluronidase can be decreased when used in combination with Fexofenadine.
Hyaluronidase, Ovine
The therapeutic efficacy of Hyaluronidase can be decreased when used in combination with Fexofenadine.
Hydrocodone
Fexofenadine may increase the central nervous system depressant (CNS depressant) activities of Hydrocodone.
HYDROCODONE POLISTIREX
Fexofenadine may increase the central nervous system depressant (CNS depressant) activities of Hydrocodone.
Hydromorphone
The risk or severity of adverse effects can be increased when Hydromorphone is combined with Fexofenadine.
Hydrotalcite
The serum concentration of Fexofenadine can be decreased when it is combined with Hydrotalcite.
Hydroxyzine
Hydroxyzine may increase the central nervous system depressant (CNS depressant) activities of Fexofenadine.
Iloperidone
The risk or severity of adverse effects can be increased when Fexofenadine is combined with Iloperidone.
Imipramine
The risk or severity of adverse effects can be increased when Imipramine is combined with Fexofenadine.
Isavuconazole
The serum concentration of Fexofenadine can be increased when it is combined with Isavuconazole.
Isoflurane
The risk or severity of adverse effects can be increased when Isoflurane is combined with Fexofenadine.
Itraconazole
The serum concentration of Fexofenadine can be increased when it is combined with Itraconazole.
Ketamine
The risk or severity of adverse effects can be increased when Ketamine is combined with Fexofenadine.
Ketazolam
The risk or severity of adverse effects can be increased when Fexofenadine is combined with Ketazolam.
Ketoconazole
The serum concentration of Fexofenadine can be increased when it is combined with Ketoconazole.
Lamotrigine
The risk or severity of adverse effects can be increased when Lamotrigine is combined with Fexofenadine.
Ledipasvir
The serum concentration of Ledipasvir can be increased when it is combined with Fexofenadine.
Levetiracetam
The risk or severity of adverse effects can be increased when Fexofenadine is combined with Levetiracetam.
Levobupivacaine
The risk or severity of adverse effects can be increased when Fexofenadine is combined with Levobupivacaine.
Levocabastine
The risk or severity of adverse effects can be increased when Fexofenadine is combined with Levocabastine.
Levocetirizine
The risk or severity of adverse effects can be increased when Fexofenadine is combined with Levocetirizine.
Levodopa
The risk or severity of adverse effects can be increased when Fexofenadine is combined with Levodopa.
Levomethadyl
The risk or severity of adverse effects can be increased when Fexofenadine is combined with Levomethadyl Acetate.
Levomilnacipran
The risk or severity of adverse effects can be increased when Fexofenadine is combined with Levomilnacipran.
Levorphanol
The risk or severity of adverse effects can be increased when Levorphanol is combined with Fexofenadine.
Lidocaine
The risk or severity of adverse effects can be increased when Fexofenadine is combined with Lidocaine.
Lisdexamfetamine
Lisdexamfetamine may decrease the sedative activities of Fexofenadine.
Lisdexamfetamine Dimesylate
Lisdexamfetamine may decrease the sedative activities of Fexofenadine.
Lithium
The risk or severity of adverse effects can be increased when Fexofenadine is combined with Lithium.
Lithium Cation
The risk or severity of adverse effects can be increased when Fexofenadine is combined with Lithium.
Lofexidine
The therapeutic efficacy of Fexofenadine can be increased when used in combination with Lofexidine.
Loratadine
The risk or severity of adverse effects can be increased when Loratadine is combined with Fexofenadine.
Lorazepam
The risk or severity of adverse effects can be increased when Lorazepam is combined with Fexofenadine.
Lormetazepam
The risk or severity of adverse effects can be increased when Fexofenadine is combined with Lormetazepam.
Loxapine
The risk or severity of adverse effects can be increased when Loxapine is combined with Fexofenadine.
Lumacaftor
The serum concentration of Fexofenadine can be decreased when it is combined with Lumacaftor.
Lurasidone
The risk or severity of adverse effects can be increased when Lurasidone is combined with Fexofenadine.
Magaldrate
The serum concentration of Fexofenadine can be decreased when it is combined with Magaldrate.
Magnesium Carbonate
The serum concentration of Fexofenadine can be decreased when it is combined with Magnesium carbonate.
Magnesium Hydroxide
The serum concentration of Fexofenadine can be decreased when it is combined with Magnesium hydroxide.
Magnesium Oxide
The serum concentration of Fexofenadine can be decreased when it is combined with Magnesium oxide.
Magnesium silicate
The serum concentration of Fexofenadine can be decreased when it is combined with Magnesium silicate.
Magnesium Sulfate
The therapeutic efficacy of Fexofenadine can be increased when used in combination with Magnesium sulfate.
MAGNESIUM SULFATE ANHYDROUS
The therapeutic efficacy of Fexofenadine can be increased when used in combination with Magnesium sulfate.
Magnesium Trisilicate
The serum concentration of Fexofenadine can be decreased when it is combined with Magnesium Trisilicate.
Maprotiline
The risk or severity of adverse effects can be increased when Maprotiline is combined with Fexofenadine.
Meclizine
The risk or severity of adverse effects can be increased when Meclizine is combined with Fexofenadine.
Melatonin
The risk or severity of adverse effects can be increased when Fexofenadine is combined with Melatonin.
Meperidine
The risk or severity of adverse effects can be increased when Pethidine is combined with Fexofenadine.
Mephentermine
Mephentermine may decrease the sedative activities of Fexofenadine.
Mephobarbital
The risk or severity of adverse effects can be increased when Fexofenadine is combined with Methylphenobarbital.
Mepivacaine
The risk or severity of adverse effects can be increased when Fexofenadine is combined with Mepivacaine.
Meprobamate
The risk or severity of adverse effects can be increased when Meprobamate is combined with Fexofenadine.
Mesoridazine
The risk or severity of adverse effects can be increased when Fexofenadine is combined with Mesoridazine.
Metaxalone
The risk or severity of adverse effects can be increased when Metaxalone is combined with Fexofenadine.
Methadone
The risk or severity of adverse effects can be increased when Methadone is combined with Fexofenadine.
Methadyl Acetate
The risk or severity of adverse effects can be increased when Fexofenadine is combined with Methadyl Acetate.
Methamphetamine
Methamphetamine may decrease the sedative activities of Fexofenadine.
Methapyrilene
The risk or severity of adverse effects can be increased when Fexofenadine is combined with Methapyrilene.
Methaqualone
The risk or severity of adverse effects can be increased when Fexofenadine is combined with Methaqualone.
Methocarbamol
The risk or severity of adverse effects can be increased when Methocarbamol is combined with Fexofenadine.
Methohexital
The risk or severity of adverse effects can be increased when Methohexital is combined with Fexofenadine.
Methotrimeprazine
Fexofenadine may increase the central nervous system depressant (CNS depressant) activities of Methotrimeprazine.
Methoxyflurane
The risk or severity of adverse effects can be increased when Fexofenadine is combined with Methoxyflurane.
Methsuximide
The risk or severity of adverse effects can be increased when Fexofenadine is combined with Methsuximide.
Metoprolol
The serum concentration of Metoprolol can be increased when it is combined with Fexofenadine.
Metylperon
The risk or severity of adverse effects can be increased when Fexofenadine is combined with Melperone.
Metyrosine
Fexofenadine may increase the sedative activities of Metyrosine.
Midazolam
The risk or severity of adverse effects can be increased when Midazolam is combined with Fexofenadine.
Milnacipran
The risk or severity of adverse effects can be increased when Fexofenadine is combined with Milnacipran.
Minocycline
Minocycline may increase the central nervous system depressant (CNS depressant) activities of Fexofenadine.
Mirtazapine
Fexofenadine may increase the central nervous system depressant (CNS depressant) activities of Mirtazapine.
Molindone
The risk or severity of adverse effects can be increased when Fexofenadine is combined with Molindone.
Morphine
The risk or severity of adverse effects can be increased when Morphine is combined with Fexofenadine.
Nabilone
Nabilone may increase the central nervous system depressant (CNS depressant) activities of Fexofenadine.
Nalbuphine
The risk or severity of adverse effects can be increased when Nalbuphine is combined with Fexofenadine.
Naloxegol
The serum concentration of Naloxegol can be increased when it is combined with Fexofenadine.
Nefazodone
The risk or severity of adverse effects can be increased when Fexofenadine is combined with Nefazodone.
Nitrazepam
The risk or severity of adverse effects can be increased when Nitrazepam is combined with Fexofenadine.
Nitrous Oxide
The risk or severity of adverse effects can be increased when Nitrous oxide is combined with Fexofenadine.
Nordazepam
The risk or severity of adverse effects can be increased when Fexofenadine is combined with Nordazepam.
Norflurane
The risk or severity of adverse effects can be increased when Fexofenadine is combined with Norflurane.
Normethadone
The risk or severity of adverse effects can be increased when Fexofenadine is combined with Normethadone.
Nortriptyline
The risk or severity of adverse effects can be increased when Nortriptyline is combined with Fexofenadine.
Olanzapine
The risk or severity of adverse effects can be increased when Olanzapine is combined with Fexofenadine.
Olopatadine
The risk or severity of adverse effects can be increased when Olopatadine is combined with Fexofenadine.
Ondansetron
The risk or severity of adverse effects can be increased when Fexofenadine is combined with Ondansetron.
Opium
The risk or severity of adverse effects can be increased when Fexofenadine is combined with Opium.
Orphenadrine
Fexofenadine may increase the central nervous system depressant (CNS depressant) activities of Orphenadrine.
Oxazepam
The risk or severity of adverse effects can be increased when Oxazepam is combined with Fexofenadine.
Oxprenolol
The risk or severity of adverse effects can be increased when Fexofenadine is combined with Oxprenolol.
Oxycodone
The risk or severity of adverse effects can be increased when Oxycodone is combined with Fexofenadine.
Oxymorphone
The risk or severity of adverse effects can be increased when Oxymorphone is combined with Fexofenadine.
p-Hydroxyamphetamine
Hydroxyamphetamine may decrease the sedative activities of Fexofenadine.
Paliperidone
The risk or severity of adverse effects can be increased when Paliperidone is combined with Fexofenadine.
Paraldehyde
Fexofenadine may increase the central nervous system depressant (CNS depressant) activities of Paraldehyde.
Paregoric
The risk or severity of adverse effects can be increased when Morphine is combined with Fexofenadine.
Paroxetine
The risk or severity of adverse effects can be increased when Fexofenadine is combined with Paroxetine.
Pazopanib
The serum concentration of Pazopanib can be increased when it is combined with Fexofenadine.
Pentazocine
The risk or severity of adverse effects can be increased when Pentazocine is combined with Fexofenadine.
Pentobarbital
The risk or severity of adverse effects can be increased when Pentobarbital is combined with Fexofenadine.
Perampanel
Perampanel may increase the central nervous system depressant (CNS depressant) activities of Fexofenadine.
Perazine
The risk or severity of adverse effects can be increased when Fexofenadine is combined with Perazine.
Perphenazine
The risk or severity of adverse effects can be increased when Perphenazine is combined with Fexofenadine.
Phenobarbital
The risk or severity of adverse effects can be increased when Phenobarbital is combined with Fexofenadine.
Phenoxyethanol
The risk or severity of adverse effects can be increased when Fexofenadine is combined with Phenoxyethanol.
Phentermine
Phentermine may decrease the sedative activities of Fexofenadine.
PHENTERMINE RESIN
Phentermine may decrease the sedative activities of Fexofenadine.
Phenytoin
The risk or severity of adverse effects can be increased when Phenytoin is combined with Fexofenadine.
Pimozide
The risk or severity of adverse effects can be increased when Pimozide is combined with Fexofenadine.
Pipamperone
The risk or severity of adverse effects can be increased when Fexofenadine is combined with Pipamperone.
Pipothiazine
The risk or severity of adverse effects can be increased when Fexofenadine is combined with Pipotiazine.
Pirinitramide
The risk or severity of adverse effects can be increased when Fexofenadine is combined with Piritramide.
Pizotyline
The risk or severity of adverse effects can be increased when Fexofenadine is combined with Pizotifen.
Pomalidomide
The risk or severity of adverse effects can be increased when Fexofenadine is combined with Pomalidomide.
Pramipexole
Fexofenadine may increase the sedative activities of Pramipexole.
Pramoxine
The risk or severity of adverse effects can be increased when Fexofenadine is combined with Pramocaine.
Prazepam
The risk or severity of adverse effects can be increased when Fexofenadine is combined with Prazepam.
Pregabalin
The therapeutic efficacy of Fexofenadine can be increased when used in combination with Pregabalin.
Prilocaine
The risk or severity of adverse effects can be increased when Fexofenadine is combined with Prilocaine.
Primidone
The risk or severity of adverse effects can be increased when Primidone is combined with Fexofenadine.
Procaine
The risk or severity of adverse effects can be increased when Fexofenadine is combined with Procaine.
Prochlorperazine
The risk or severity of adverse effects can be increased when Prochlorperazine is combined with Fexofenadine.
Promazine
The risk or severity of adverse effects can be increased when Promazine is combined with Fexofenadine.
Promethazine
The risk or severity of adverse effects can be increased when Fexofenadine is combined with Promethazine.
Proparacaine
The risk or severity of adverse effects can be increased when Fexofenadine is combined with Proparacaine.
Propofol
The risk or severity of adverse effects can be increased when Propofol is combined with Fexofenadine.
Propoxyphene
The risk or severity of adverse effects can be increased when Fexofenadine is combined with Dextropropoxyphene.
Protriptyline
The risk or severity of adverse effects can be increased when Protriptyline is combined with Fexofenadine.
Pseudoephedrine
Pseudoephedrine may decrease the sedative activities of Fexofenadine.
Quazepam
The risk or severity of adverse effects can be increased when Quazepam is combined with Fexofenadine.
Quetiapine
The risk or severity of adverse effects can be increased when Quetiapine is combined with Fexofenadine.
Quetiapine fumarate
The risk or severity of adverse effects can be increased when Quetiapine is combined with Fexofenadine.
Ramelteon
The risk or severity of adverse effects can be increased when Fexofenadine is combined with Ramelteon.
Ranolazine
The serum concentration of Ranolazine can be increased when it is combined with Fexofenadine.
Remifentanil
The risk or severity of adverse effects can be increased when Remifentanil is combined with Fexofenadine.
Remoxipride
The risk or severity of adverse effects can be increased when Fexofenadine is combined with Remoxipride.
Reserpine
The risk or severity of adverse effects can be increased when Reserpine is combined with Fexofenadine.
Rifampin
The serum concentration of Fexofenadine can be decreased when it is combined with Rifampicin.
Rifaximin
The serum concentration of Rifaximin can be increased when it is combined with Fexofenadine.
Risperidone
The risk or severity of adverse effects can be increased when Risperidone is combined with Fexofenadine.
Ropinirole
Fexofenadine may increase the sedative activities of Ropinirole.
Ropivacaine
The risk or severity of adverse effects can be increased when Fexofenadine is combined with Ropivacaine.
Rotigotine
Fexofenadine may increase the sedative activities of Rotigotine.
Rufinamide
The risk or severity of adverse effects can be increased when Rufinamide is combined with Fexofenadine.
Scopolamine
The risk or severity of adverse effects can be increased when Scopolamine is combined with Fexofenadine.
Scopolamine Hydrobromide
The risk or severity of adverse effects can be increased when Scopolamine is combined with Fexofenadine.
Secobarbital
The risk or severity of adverse effects can be increased when Secobarbital is combined with Fexofenadine.
Sertindole
The risk or severity of adverse effects can be increased when Fexofenadine is combined with Sertindole.
Sertraline
The risk or severity of adverse effects can be increased when Fexofenadine is combined with Sertraline.
Sevoflurane
The risk or severity of adverse effects can be increased when Sevoflurane is combined with Fexofenadine.
Silodosin
The serum concentration of Silodosin can be increased when it is combined with Fexofenadine.
Sodium Bicarbonate
The serum concentration of Fexofenadine can be decreased when it is combined with Sodium bicarbonate.
Sodium Oxybate
Sodium oxybate may increase the central nervous system depressant (CNS depressant) activities of Fexofenadine.
Sufentanil
The risk or severity of adverse effects can be increased when Sufentanil is combined with Fexofenadine.
Sulpiride
The risk or severity of adverse effects can be increased when Fexofenadine is combined with Sulpiride.
Suvorexant
Fexofenadine may increase the central nervous system depressant (CNS depressant) activities of Suvorexant.
Tapentadol
Tapentadol may increase the central nervous system depressant (CNS depressant) activities of Fexofenadine.
Tasimelteon
The risk or severity of adverse effects can be increased when Fexofenadine is combined with Tasimelteon.
Temazepam
The risk or severity of adverse effects can be increased when Temazepam is combined with Fexofenadine.
Tetrabenazine
The risk or severity of adverse effects can be increased when Fexofenadine is combined with Tetrabenazine.
Tetracaine
The risk or severity of adverse effects can be increased when Fexofenadine is combined with Tetracaine.
Tetracaine hydrochloride
The risk or severity of adverse effects can be increased when Fexofenadine is combined with Tetracaine.
Tetrahydrocannabinol
Dronabinol may increase the central nervous system depressant (CNS depressant) activities of Fexofenadine.
Thalidomide
Fexofenadine may increase the central nervous system depressant (CNS depressant) activities of Thalidomide.
Thiamylal
The risk or severity of adverse effects can be increased when Fexofenadine is combined with Thiamylal.
Thiopental
The risk or severity of adverse effects can be increased when Fexofenadine is combined with Thiopental.
Thiopental Sodium
The risk or severity of adverse effects can be increased when Fexofenadine is combined with Thiopental.
Thioridazine
The serum concentration of Thioridazine can be increased when it is combined with Fexofenadine.
Thiothixene
The risk or severity of adverse effects can be increased when Thiothixene is combined with Fexofenadine.
Tiagabine
The risk or severity of adverse effects can be increased when Tiagabine is combined with Fexofenadine.
Tiapride
The risk or severity of adverse effects can be increased when Fexofenadine is combined with Tiapride.
Tizanidine
The risk or severity of adverse effects can be increased when Tizanidine is combined with Fexofenadine.
Tolcapone
The risk or severity of adverse effects can be increased when Tolcapone is combined with Fexofenadine.
Topiramate
The risk or severity of adverse effects can be increased when Topiramate is combined with Fexofenadine.
Topotecan
The serum concentration of Topotecan can be increased when it is combined with Fexofenadine.
Tramadol
The risk or severity of adverse effects can be increased when Tramadol is combined with Fexofenadine.
Tranylcypromine
The risk or severity of adverse effects can be increased when Fexofenadine is combined with Tranylcypromine.
Trazodone
The risk or severity of adverse effects can be increased when Fexofenadine is combined with Trazodone.
Triazolam
The risk or severity of adverse effects can be increased when Triazolam is combined with Fexofenadine.
Triazulenone
The risk or severity of adverse effects can be increased when Fexofenadine is combined with Loprazolam.
Trifluoperazine
The risk or severity of adverse effects can be increased when Trifluoperazine is combined with Fexofenadine.
Triflupromazine
The risk or severity of adverse effects can be increased when Fexofenadine is combined with Triflupromazine.
Trimipramine
The risk or severity of adverse effects can be increased when Trimipramine is combined with Fexofenadine.
Triprolidine
The risk or severity of adverse effects can be increased when Triprolidine is combined with Fexofenadine.
Tromethamine
The serum concentration of Fexofenadine can be decreased when it is combined with Tromethamine.
Urethane
The risk or severity of adverse effects can be increased when Fexofenadine is combined with Ethyl carbamate.
Valproate
The risk or severity of adverse effects can be increased when Fexofenadine is combined with Valproic Acid.
Valproic Acid
The risk or severity of adverse effects can be increased when Fexofenadine is combined with Valproic Acid.
Vemurafenib
The serum concentration of Fexofenadine can be increased when it is combined with Vemurafenib.
Venlafaxine
The risk or severity of adverse effects can be increased when Fexofenadine is combined with Venlafaxine.
Verapamil
The serum concentration of Fexofenadine can be increased when it is combined with Verapamil.
Vigabatrin
The risk or severity of adverse effects can be increased when Fexofenadine is combined with Vigabatrin.
Vincristine
The excretion of Vincristine can be decreased when combined with Fexofenadine.
Vortioxetine
The risk or severity of adverse effects can be increased when Fexofenadine is combined with Vortioxetine.
Xylazine
The risk or severity of adverse effects can be increased when Fexofenadine is combined with Xylazine.
Zaleplon
The risk or severity of adverse effects can be increased when Zaleplon is combined with Fexofenadine.
Ziconotide
The risk or severity of adverse effects can be increased when Fexofenadine is combined with Ziconotide.
Ziprasidone
The risk or severity of adverse effects can be increased when Ziprasidone is combined with Fexofenadine.
Zolpidem
Fexofenadine may increase the central nervous system depressant (CNS depressant) activities of Zolpidem.
Zonisamide
The risk or severity of adverse effects can be increased when Zonisamide is combined with Fexofenadine.
Zopiclone
The risk or severity of adverse effects can be increased when Zopiclone is combined with Fexofenadine.
Zotepine
The risk or severity of adverse effects can be increased when Fexofenadine is combined with Zotepine.
Zuclopenthixol
The risk or severity of adverse effects can be increased when Zuclopenthixol is combined with Fexofenadine.
