3-Iodobenzylguanidine
The therapeutic efficacy of Iobenguane can be decreased when used in combination with Ephedrine.
Acebutolol
The risk or severity of adverse effects can be increased when Acebutolol is combined with Ephedrine.
Acepromazine
Acepromazine may decrease the vasoconstricting activities of Ephedrine.
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Alfuzosin
Alfuzosin may decrease the vasoconstricting activities of Ephedrine.
Amitriptyline
Amitriptyline may decrease the vasoconstricting activities of Ephedrine.
Amoxapine
Amoxapine may decrease the vasoconstricting activities of Ephedrine.
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Amphetamine
The risk or severity of adverse effects can be increased when Amphetamine is combined with Ephedrine.
Aripiprazole
Aripiprazole may decrease the vasoconstricting activities of Ephedrine.
Asenapine
Asenapine may decrease the vasoconstricting activities of Ephedrine.
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Atomoxetine
Atomoxetine may increase the hypertensive activities of Ephedrine.
Benzphetamine
The risk or severity of adverse effects can be increased when Benzphetamine is combined with Ephedrine.
Benzylpenicilloyl polylysine
Ephedrine may decrease effectiveness of Benzylpenicilloyl Polylysine as a diagnostic agent.
Brexpiprazole
Brexpiprazole may decrease the vasoconstricting activities of Ephedrine.
Bromocriptine
Bromocriptine may increase the hypertensive and vasoconstricting activities of Ephedrine.
Bunazosin
Bunazosin may decrease the vasoconstricting activities of Ephedrine.
Cabergoline
Cabergoline may increase the hypertensive and vasoconstricting activities of Ephedrine.
Carvedilol
Carvedilol may decrease the vasoconstricting activities of Ephedrine.
Celiprolol
The risk or severity of adverse effects can be increased when Ephedrine is combined with Celiprolol.
Chlorpromazine
Chlorpromazine may decrease the vasoconstricting activities of Ephedrine.
Clenbuterol
The risk or severity of adverse effects can be increased when Ephedrine is combined with Clenbuterol.
Clozapine
Clozapine may decrease the vasoconstricting activities of Ephedrine.
Dapiprazole
Dapiprazole may decrease the vasoconstricting activities of Ephedrine.
Desflurane
Ephedrine may increase the arrhythmogenic activities of Desflurane.
Desvenlafaxine
Desvenlafaxine may increase the tachycardic activities of Ephedrine.
Dextroamphetamine
Dextroamphetamine may decrease the vasoconstricting activities of Ephedrine.
Dihydroergotamine
Dihydroergotamine may increase the hypertensive and vasoconstricting activities of Ephedrine.
Dobutamine
The risk or severity of adverse effects can be increased when Dobutamine is combined with Ephedrine.
Dopamine
The risk or severity of adverse effects can be increased when Dopamine is combined with Ephedrine.
Doxazosin
Doxazosin may decrease the vasoconstricting activities of Ephedrine.
Doxepin
Doxepin may decrease the vasoconstricting activities of Ephedrine.
Dronedarone
Dronedarone may decrease the vasoconstricting activities of Ephedrine.
Droperidol
Droperidol may decrease the vasoconstricting activities of Ephedrine.
Droxidopa
Ephedrine may increase the hypertensive activities of Droxidopa.
Duloxetine
Duloxetine may increase the tachycardic activities of Ephedrine.
Enflurane
Ephedrine may increase the arrhythmogenic activities of Enflurane.
Epinephrine
The risk or severity of adverse effects can be increased when Epinephrine is combined with Ephedrine.
ergoloid mesylates, USP
Ergoloid mesylate may increase the hypertensive and vasoconstricting activities of Ephedrine.
Ergonovine
Ergonovine may increase the hypertensive and vasoconstricting activities of Ephedrine.
Ergotamine
Ergotamine may increase the hypertensive and vasoconstricting activities of Ephedrine.
Escitalopram
Escitalopram may decrease the vasoconstricting activities of Ephedrine.
Etilefrine
The risk or severity of adverse effects can be increased when Ephedrine is combined with Etilefrine.
Fenoterol
The risk or severity of adverse effects can be increased when Fenoterol is combined with Ephedrine.
Flupenthixol
Flupentixol may decrease the vasoconstricting activities of Ephedrine.
Halothane
Ephedrine may increase the arrhythmogenic activities of Halothane.
Hyaluronidase
Hyaluronidase may increase the vasoconstricting activities of Ephedrine.
Hyaluronidase, Ovine
Hyaluronidase may increase the vasoconstricting activities of Ephedrine.
Iloperidone
Iloperidone may decrease the vasoconstricting activities of Ephedrine.
Imipramine
Imipramine may decrease the vasoconstricting activities of Ephedrine.
Indoramin
Indoramin may decrease the vasoconstricting activities of Ephedrine.
Isoflurane
Ephedrine may increase the arrhythmogenic activities of Isoflurane.
Isoproterenol
The risk or severity of adverse effects can be increased when Isoprenaline is combined with Ephedrine.
Isoxsuprine
The risk or severity of adverse effects can be increased when Ephedrine is combined with Isoxsuprine.
Labetalol
The risk or severity of adverse effects can be increased when Labetalol is combined with Ephedrine.
Levomilnacipran
Levomilnacipran may increase the tachycardic activities of Ephedrine.
Linezolid
Linezolid may increase the hypertensive activities of Ephedrine.
Lisdexamfetamine
Lisdexamfetamine may decrease the vasoconstricting activities of Ephedrine.
Lisdexamfetamine Dimesylate
Lisdexamfetamine may decrease the vasoconstricting activities of Ephedrine.
Mephentermine
The risk or severity of adverse effects can be increased when Ephedrine is combined with Mephentermine.
Metaproterenol
The risk or severity of adverse effects can be increased when Orciprenaline is combined with Ephedrine.
Metaraminol
The risk or severity of adverse effects can be increased when Metaraminol is combined with Ephedrine.
Methamphetamine
The risk or severity of adverse effects can be increased when Ephedrine is combined with Methamphetamine.
Methotrimeprazine
Methotrimeprazine may decrease the vasoconstricting activities of Ephedrine.
Methoxamine
The risk or severity of adverse effects can be increased when Methoxamine is combined with Ephedrine.
Methoxyflurane
Ephedrine may increase the arrhythmogenic activities of Methoxyflurane.
Methylergonovine
Methylergometrine may increase the hypertensive and vasoconstricting activities of Ephedrine.
Midodrine
The risk or severity of adverse effects can be increased when Midodrine is combined with Ephedrine.
Milnacipran
Milnacipran may increase the tachycardic activities of Ephedrine.
Nabilone
Nabilone may increase the tachycardic activities of Ephedrine.
Nefazodone
Nefazodone may decrease the vasoconstricting activities of Ephedrine.
Nicardipine
Nicardipine may decrease the vasoconstricting activities of Ephedrine.
Nicergoline
Nicergoline may decrease the vasoconstricting activities of Ephedrine.
Nitrous Oxide
Ephedrine may increase the arrhythmogenic activities of Nitrous oxide.
Norepinephrine
The risk or severity of adverse effects can be increased when Norepinephrine is combined with Ephedrine.
Nortriptyline
Nortriptyline may decrease the vasoconstricting activities of Ephedrine.
Nylidrin
The risk or severity of adverse effects can be increased when Ephedrine is combined with Nylidrin.
Olanzapine
Olanzapine may decrease the vasoconstricting activities of Ephedrine.
Oxymetazoline
The risk or severity of adverse effects can be increased when Oxymetazoline is combined with Ephedrine.
p-Hydroxyamphetamine
The risk or severity of adverse effects can be increased when Ephedrine is combined with Hydroxyamphetamine.
Paliperidone
Paliperidone may decrease the vasoconstricting activities of Ephedrine.
Periciazine
Propericiazine may decrease the vasoconstricting activities of Ephedrine.
Phenmetrazine
The risk or severity of adverse effects can be increased when Phenmetrazine is combined with Ephedrine.
Phenoxybenzamine
Phenoxybenzamine may decrease the vasoconstricting activities of Ephedrine.
Phentermine
The risk or severity of adverse effects can be increased when Phentermine is combined with Ephedrine.
PHENTERMINE RESIN
The risk or severity of adverse effects can be increased when Phentermine is combined with Ephedrine.
Phentolamine
Phentolamine may decrease the vasoconstricting activities of Ephedrine.
Phentolamine Mesylate
Phentolamine may decrease the vasoconstricting activities of Ephedrine.
Phenylephrine
The risk or severity of adverse effects can be increased when Phenylephrine is combined with Ephedrine.
Phenylpropanolamine
The risk or severity of adverse effects can be increased when Phenylpropanolamine is combined with Ephedrine.
Pizotyline
Pizotifen may decrease the vasoconstricting activities of Ephedrine.
Prazosin
Prazosin may decrease the vasoconstricting activities of Ephedrine.
Procaterol
The risk or severity of adverse effects can be increased when Ephedrine is combined with Procaterol.
Promazine
Promazine may decrease the vasoconstricting activities of Ephedrine.
Propiomazine
Propiomazine may decrease the vasoconstricting activities of Ephedrine.
Propiverine
Propiverine may decrease the vasoconstricting activities of Ephedrine.
Pseudoephedrine
The risk or severity of adverse effects can be increased when Ephedrine is combined with Pseudoephedrine.
Quetiapine
Quetiapine may decrease the vasoconstricting activities of Ephedrine.
Quetiapine fumarate
Quetiapine may decrease the vasoconstricting activities of Ephedrine.
Quinidine
Quinidine may decrease the vasoconstricting activities of Ephedrine.
Racepinephrine
The risk or severity of adverse effects can be increased when Ephedrine is combined with Racepinephrine.
Risperidone
Risperidone may decrease the vasoconstricting activities of Ephedrine.
Ritodrine
The risk or severity of adverse effects can be increased when Ritodrine is combined with Ephedrine.
Sevoflurane
Ephedrine may increase the arrhythmogenic activities of Sevoflurane.
Silodosin
Silodosin may decrease the vasoconstricting activities of Ephedrine.
Spironolactone
Spironolactone may decrease the vasoconstricting activities of Ephedrine.
Synephrine
The risk or severity of adverse effects can be increased when Ephedrine is combined with Synephrine.
Tamsulosin
Tamsulosin may decrease the vasoconstricting activities of Ephedrine.
Tedizolid
Tedizolid Phosphate may increase the hypertensive activities of Ephedrine.
Tedizolid Phosphate
Tedizolid Phosphate may increase the hypertensive activities of Ephedrine.
Terazosin
Terazosin may decrease the vasoconstricting activities of Ephedrine.
Terbutaline
The risk or severity of adverse effects can be increased when Terbutaline is combined with Ephedrine.
Terbutaline Sulfate
The risk or severity of adverse effects can be increased when Terbutaline is combined with Ephedrine.
Tetrahydrocannabinol
Dronabinol may increase the tachycardic activities of Ephedrine.
Tetrahydrozoline
The risk or severity of adverse effects can be increased when Ephedrine is combined with Tetryzoline.
Thioproperazine
Thioproperazine may decrease the vasoconstricting activities of Ephedrine.
Thioridazine
Thioridazine may decrease the vasoconstricting activities of Ephedrine.
Tolazoline
Tolazoline may decrease the vasoconstricting activities of Ephedrine.
Tramazoline
The risk or severity of adverse effects can be increased when Ephedrine is combined with Tramazoline.
Trazodone
Trazodone may decrease the vasoconstricting activities of Ephedrine.
Trifluoperazine
Trifluoperazine may decrease the vasoconstricting activities of Ephedrine.
Trimipramine
Trimipramine may decrease the vasoconstricting activities of Ephedrine.
Tyramine
The risk or severity of adverse effects can be increased when Ephedrine is combined with Tyramine.
Urapidil
Urapidil may decrease the vasoconstricting activities of Ephedrine.
Venlafaxine
Venlafaxine may increase the tachycardic activities of Ephedrine.
Verapamil
Verapamil may decrease the vasoconstricting activities of Ephedrine.
Ziprasidone
Ziprasidone may decrease the vasoconstricting activities of Ephedrine.
Zuclopenthixol
Zuclopenthixol may decrease the vasoconstricting activities of Ephedrine.
