List of Drugs that may cause Cephalalgia (Headache)

Pasireotide

Most Common - Diarrhea, nausea, hyperglycemia, gallstone, headache, abdominal pain, fatigue and diabetes mellitus

Abacavir Sulfate and Lamivudine

Most Common - Hypersensitivity, sleeplessness, depression, headache, migraine, fatigue, uneasiness, dizziness, nausea, vomiting, diarrhea, rash, fever, abdominal pain, abnormal dreams, anxiety, cough or Inflammation of the pharynx, eye problems, enlarged lymph nodes and swollen ankles

Acetazolamide

Most Common - Numbness and tingling in the fingers and toes, tiredness, loss of appetite,dry mouth, headache, nausea, vomiting, stomach pain

Adalimumab

Most Common - Headache, common cold and cough

Adefovir Dipivoxil

Most Common - Weakness, headache, abdominal pain, diarrhea, nausea, indigestion, flatulence, increased creatinine, and decrease in blood phosphate level

Ado-trastuzumab Emtansine


Most Common - Fatigue, nausea, muscle and bone pain, decrease in platelet counts, headache, increased level of liver enzymes and constipation

Agalsidase

Most Common - Chills, fever, feeling hot or cold, difficulty in breathing, nausea, swelling of the face, mouth, and throat, flushing, headache, vomiting, tingling, fatigue, itching, pain in extremity, high blood pressure, chest pain, throat tightness, abdominal pain, dizziness, fast heart rate, nasal congestion, diarrhea, muscle pain, back pain, pallor, slow heart rate, hives, low blood pressure, face swelling, rash, and drowsiness

Almotriptan

Most Common- Nausea, drowsiness, headache, tingling and dry mouth

Alogliptin

Most Common - Upper respiratory tract infection, heart attack, throat inflammation, diarrhea, high blood pressure, headache, back pain and urinary tract infection

Alogliptin and Metformin


Most Common- Upper respiratory tract infection, nasopharyngitis, diarrhea, hypertension, headache, back pain and urinary tract infection

Ambrisentan

Most Common - Weakness, injection site pain, dizziness, headache, tingling, and itching

Amlodipine Hydrochlorothiazide and Olmesartan

Most Common- Dizziness, lightheadedness, swelling in the extremities, headache, fatigue, inflammation of the nasopharynx, muscle spasms, nausea, upper respiratory tract infection, diarrhea, urinary tract infection, joint swelling

Amodiaquine

Most Common - Nausea, vomiting, itching, stomach upset and headache

Amoxicillin and Bromhexine

Most Common - Headache, nausea, dizziness, vomiting, abdominal fullness, diarrhea and black hairy tongue

Anagrelide

Most Common - Headache, palpitations, diarrhea, weakness, fluid retention, nausea, abdominal pain, dizziness, difficulty in breathing, flatulence, vomiting, fever, swelling in the extremities, rash, hives, chest pain, loss of appetite, fast heart rate, inflammation of pharynx, uneasiness, tingling, back pain, itching and indigestion

Anakinra

Most Common- Injection site reactions such as redness, bruising, swelling, and pain, low white blood cell count, chest infection, worsening of condition, urinary tract infection, headache, nausea, diarrhea, sinusitis, joint pain, flu like-symptoms, and abdominal pain

Anthrax Vaccine Adsorbed

Most Common - Injection site tenderness, pain, warmth, muscle pain, arm motion limitation, fatigue and headache

Azelastine

Most Common- Bitter taste, headache, drowsiness, nasal burning, inflammation of pharynx/nose, dry mouth, sneezing, nausea, fatigue, dizziness, nosebleed and increased weight

Balsalazide

Most Common- Headache, abdominal pain, diarrhea, nausea, vomiting, respiratory tract infection and joint pain

Bambuterol

Most Common- Tremor, nervousness, tension, headache and palpitations

Basiliximab

Most Common - Pimples, constipation, diarrhea, headache, indigestion, nausea, runny nose, sleeplessness, stomach pain, tremor and vomiting

Bedaquiline

Most Common- Nausea, joint pain, headache, coughing up of blood and chest pain

Belimumab

Most Common - Nausea, diarrhea, fever, inflammation of pharynx, lungs, sleeplessness, pain in extremity, depression and headache

Bendamustine hydrochloride

Most Common - Fever, nausea and vomiting, weakness, fatigue, uneasiness, dry mouth, drowsiness, cough, constipation, headache and mouth ulcer

Bepotastine

Most Common - Eye irritation, headache, hypersensitivity and throat inflammation

Bexarotene

Most Common - Underactive thyroid, headache, weakness, rash, anemia, nausea, infection, swelling in the extremities, abdominal pain, dry skin, diarrhea, fatigue/lethargy, liver function test abnormalities, muscle spasm and confusion

Biperiden

Most Common- Drowsiness, dizziness, headache, loss of appetite, blurred vision, agitation, postural hypotension, stomach upset, vision changes, sleeplessness, trembling of the hands and dry mouth

Bisoprolol

Most Common- Abdominal cramps, diarrhea, dizziness, fatigue, depression, headache, nausea, impotence, slow heart rate, low blood pressure, numbness, tingling, cold extremities, sore throat and shortness of breath

Boceprevir

Most Common - Fatigue, anemia, nausea/vomiting, headache, and sensory loss

Brinzolamide

Most Common- Blurred vision, headache and sour or bitter taste

Brompheniramine

Most Common- Drowsiness, confusion, dizziness, dryness of mouth, nose, and throat, nausea, vomiting, abdominal cramps, headache and chest congestion

Budesonide and Formoterol

Most Common - Headache, upper respiratory tract infection, throat pain, inflammation of sinus, back pain, nose block, stomach discomfort, vomiting, mouth infection

Bumetanide

Most Common- Muscle cramps, dizziness, hypotension, headache nausea and encephalopathy

Buprenorphine

Most Common - Nausea, vomiting, dizziness, increased sweating, headache, low blood pressure and shortness of breath

Buspirone

Most Common - Dizziness, nausea, headache, nervousness, lightheadedness and excitement

Canakinumab

Most Common - Diarrhea, influenza, headache and nausea

Carglumic Acid

Most Common - Vomiting, abdominal pain, fever, tonsilitis, anemia, ear infection, diarrhea, throat inflammation, and headache

Carisoprodol

Most Common - Vomiting, abdominal pain, fever, tonsilitis, anemia, ear infection, diarrhea, throat inflammation, and headache

Ceftibuten

Most Common- Diarrhea, headache, indigestion, loose/watery stools, nausea and vomiting

Cefuroxime axetil

Most Common - Diarrhea, nausea, vomiting, headache, dizziness and abdominal pain

Cetirizine

Most Common - Headache, inflammation of pharynx, abdominal pain, cough, drowsiness, diarrhea, nosebleed, asthma, nausea and vomiting

Cetrorelix

Most Common - Nausea, vomiting and headache

Cetuximab

Most Common - Rash, itching, nail changes, headache, diarrhea and infections

Chlorpheniramine- Hydrocodone- Pseudoephedrine

Most Common - Sedation, drowsiness, mental clouding, lethargy, impairment of mental and physical performance, anxiety, fear, dizziness, psychic dependence, mood changes, nervousness, sleeplessness, visual disturbances, confusion, headache, emotion, involuntary repetitive movements of face, lightheadedness, agitation, restlessness, irritability, tremor

Ciclesonide

Most Common- Headache, inflammation of nasopharynx/sinuses, upper respiratory tract infection, joint pain, nasal congestion, pain in extremity and back pain

Clarithromycin

Most Common- Nausea, diarrhea, abnormal taste, stomach upset, abdominal pain and headache

Clomethiazole

Most Common- Headache, nasal congestion and sore eyes

Clonidine

Most Common - Dry mouth, drowsiness, fatigue, headache, lethargy, sedation, sleeplessness, dizziness, impotence/sexual dysfunction, dry throat, constipation, tingling, nausea and vomiting

Cyclobenzaprine

Most Common - Drowsiness, headache, dizziness, blurred vision, nausea, abnormal taste, palpitations, tremor, dry throat, pimples, attention disturbances, sleeplessness, fatigue, constipation and indigestion

Cyproterone Tablet

Most Common - Dizziness, headache, intestinal problems, nausea, flushing, or leg pain might occur

Denileukin Diftitox

Most Common - Fever, nausea, fatigue, rigors, vomiting, diarrhea, headache, swelling in the extremities, cough, difficulty in breathing and itching

Denosumab

Most Common - Fatigue/weakness, decreased level of phosphate and calcium in blood, nausea, diarrhea, headache and cough

Didanosine

Most Common - Inflammation of pancreas, diarrhea, nausea, vomiting, abdominal pain, headache, fatigue, rash, urea in blood, liver failure and blurred vision

Diphenidol

Most Common- Headache, stomach upset, nausea, indigestion and dry mouth

Dipyridamole

Most Common - Headache, dizziness, flushing, weakness, fainting, nausea, vomiting and skin rash

Domperidone

Most Common- Headache, dizziness, dry mouth, nervousness, irritability and leg cramps

Doravirine

Most Common- Headache, dizziness, dry mouth, nervousness, irritability and leg cramps

Drospirenone and Estradiol


Most Common- Irregular periods, nausea, vomiting, breast tenderness, headache, fatigue, decreased libido and increased weight

Efalizumab

Most Common - Headache, chills, fever, nausea, infections, and muscle pain

Efavirenz

Most Common - Dizziness, nausea, headache, fatigue, sleeplessness and vomiting

Emtricitabine

Most Common - Headache, diarrhea, nausea, fatigue, dizziness, depression, sleeplessness, abnormal dreams, rash, abdominal pain, weakness, increased cough, and nose inflammation

Enzalutamide

Most Common - Weakness, fatigue, back pain, diarrhea, joint pain, hot flush, swelling in the extremities, muscle pain, headache, upper respiratory infection, muscle weakness, dizziness, sleeplessness, lower respiratory infection, spinal cord compression, cauda equina syndrome, blood in urine, tingling, anxiety, and high blood pressure

Ephedrine

Most Common- Nervousness, sleeplessness, fainting, headache, fast heart rate, palpitations and sweating

Epinephrine

Most Common- Tremor, weakness, dizziness, sweating, palpitations, lung swelling, fast heart rate, transient, moderate anxiety, apprehensiveness,restlessness, pallor, nausea, vomiting, headache, and/or respiratory difficulties

Etonogestrel

Most Common - Bleeding irregularities, emotional lability, weight increase, headache, pimples, depression, breast pain, abdominal pain, inflammation of pharynx, white dischage, influenza-like symptoms, dizziness, painful menstruation, back pain, nausea, pain, nervousness, depression, hypersensitivity, insertion site pain

Factor IX

Most Common - Headache, fever, chills, flushing, nausea, vomiting, lethargy and allergic reactions

Felbamate

Most Common - Loss of appetite, vomiting, nausea, dizziness, drowsiness and headache

Felodipine

Most Common- Swelling in the extremities and headache

Fluconazole

Most Common - Headache, nausea, abdominal pain, diarrhea, indigestion, dizziness and taste perversion

Fluticasone

Inhaler
Most Common- Headache, inflammation of pharynx, nosebleed, nose burning/irritation, nausea/vomiting and cough

Fluvoxamine

Most Common- Nausea, sleeplessness, drowsiness, headache, weakness, vomiting, nervousness, agitation and dizziness

Fomepizole

Most Common- Headache, nausea, dizziness, increased drowsiness and bad /metallic taste

Frovatriptan

Most Common- Dizziness, tingling, headache, dry mouth, fatigue, flushing, hot or cold sensation and chest pain

Furosemide and Spironolactone

Most Common - Fluid and electrolyte imbalance, dehydration, nausea, diarrhea, blurred vision, headache, dizziness, drowsiness, low blood pressure, liver dysfunction, high blood sugar

Gatifloxacin

Most Common- Nausea, vaginal inflammation, diarrhea, headache and dizziness

Gemcitabine

Most Common- Nausea, vomiting, diarrhea, pain/redness at the injection site and flu-like symptoms (muscle pain, fever, headache, chills and fatigue)

Glyceryl Trinitrate

Most Common - Facial flushing, dizziness, fast heart rate, headache and tolerance

Glycopyrrolate

Most Common - Facial flushing, dizziness, fast heart rate, headache and tolerance

Granisetron

Most Common- Headache, constipation, weakness, diarrhea, abdominal pain and indigestion

Guanabenz

Most Common - Dry mouth, drowsiness, dizziness, weakness, headache, decreased sexual ability, stomach upset

Hydroxocobalamin

Most Common - Redness of the skin, rash, high blood pressure, nausea, headache and injection site pain

Idarubicin

Most Common - Infection, nausea, vomiting, hair loss, abdominal cramps, diarrhea, mental illness, fever, headache, nerve disease, lung allergy and seizures

Idursulfase


Most Common- Irregular heart beat, blood clot in lungs, blue or purple coloration of the skin, respiratory failure, infection, joint pain, headache, fever, rash, itching, redness, hives and high blood pressure

Iloprost

Most Common- Flushing, increased cough, headache, flu syndrome, nausea, vomiting, muscle cramp, dizziness, diarrhea, low blood pressure, sleeplessness and fainting

Imidapril

Most Common - Dizziness, headache, fatigue, tingling, impotence and sleep disturbances

Interferon Beta 1A

Most Common- Influenza-like symptoms (headache, fatigue, fever, rigors, chest pain, back pain, muscle pain), abdominal pain, depression, elevated liver enzymes level and blood disorder

Interferon Beta-1B

Most Common - Decrease in white blood cells, injection site reaction, weakness, flu-like symptom complex, headache, and pain

Interferon Gamma 1B

Most Common - Fever, headache, rash, chills, injection site redness, tenderness, fatigue, diarrhea, vomiting, nausea and muscle/joint pain

Isradipine

Most Common- Headache, dizziness or lightheadedness, flushing, constipation, fatigue, abdominal discomfort and rash

Itopride

Most Common - Diarrhea, constipation, headache, abdominal pain, irritated feeling and dizziness

Ivacaftor

Most Common - Headache, upper respiratory tract infection, stomach (abdominal) pain, diarrhea, rash, nausea, and dizziness

Ketorolac

Most Common- Rash, ringing in the ears, headache, dizziness, drowsiness, abdominal pain, nausea, diarrhea, constipation, heartburn and fluid retention

Ketorolac Trometamol Ophthalmic

Most Common - Allergic reactions, eye swelling, pain, irritation, inflammation, infections, headache, blurred vision and dizziness

Ketotifen

Most Common- Headache and inflammation of nose

Lamivudine

Most Common- Headache and inflammation of nose

Lamotrigine

Most Common- Adult: Rash, dizziness, headache, lack of coordination, nausea, vomiting, blurred vision, drowsiness, and nose inflammation

Lanadelumab-flyo

Most Common- Adult: Rash, dizziness, headache, lack of coordination, nausea, vomiting, blurred vision, drowsiness, and nose inflammation

Laronidase

Most Common- Upper respiratory tract infections, rash, injection site reaction, fever and headache

Linezolid

Most Common - Diarrhea, headache, nausea and vomiting

Lisinopril and Hydrochlorothiazide

Most Common - Dizziness, headache, cough, fatigue and orthostatic effects, diarrhea, nausea, upper respiratory infection, muscle cramps, weakness, tingling, low blood pressure, vomiting, indigestion, rash, impotence

Lomefloxacin

Most Common- Headache, nausea, photo-sensitivity, dizziness, diarrhea, and abdominal pain, increased sweating, dry mouth, flushing and syncope

Loratadine

Most Common - Fatigue, giddiness, dizziness, dry mouth, headache, nausea and drowsiness

Lorcaserin

Most Common - Headache, depression and dizziness

Mangafodipir

Most Common - Warmth/flushing, headache and nausea

Maprotiline

Most Common - Dry mouth, daytime sleeping, vertigo, blurred vision, constipation, headache and nervousness

Mefloquine

Most Common - Dizziness, muscle pain, nausea, fever, headache, vomiting, chills, diarrhea, skin rash, abdominal pain, fatigue, loss of appetite and ringing in the ear

Miglustat

Most Common - Weight loss, diarrhea, tremor, flatulence, abdominal pain, headache, and influenza-like symptoms

Mipomersen Injection

Most Common- Injection site reactions, flu-like symptoms, nausea, headache and elevations in serum transaminases

Mirabegron

Most Common - Constipation, headache, dizziness, high blood pressure, dry eyes, nausea, vision blurred and urinary tract infection

Mitoxantrone

Most Common - Nausea, hair loss, menstrual disorder, absence of menstrual period, upper respiratory tract infection, urinary tract infection, mouth ulcer, abnormal heart rhythm, diarrhea, ECG abnormal, constipation, back pain and headache

Moclobemide

Most Common- Dry mouth, headache, sleeplessness, nausea, dizziness, tremor, agitation, restlessness, constipation, fast heart rate, sleepiness and low blood pressure

Montelukast

Most Common - Diarrhea, dizziness, cough, headache, vomiting, stomach pain and sore throat

Moricizine

Most Common- Dizziness, nausea, headache, fatigue, palpitations, difficulty in breathing, congestive heart failure, musculoskeletal pain, diarrhea, dry mouth and death

Mycophenolate Mofetil

Most Common- Anxiety, back pain, constipation, cough, diarrhea, dizziness, headache, loss of appetite, tiredness, weakness, nausea, tremor, sleeplessness, stomach upset and vomiting

Nabilone

Most Common- Dizziness, drowsiness, dry mouth, elevated mood, anxiety, lightheadedness, headache, trouble sleeping, memory problems, confusion and depression

Nafarelin

Most Common- Hot flashes, vaginal dryness, headaches, mood changes, breast enlargement, and decreased interest in sex, vaginal bleeding, increase in pubic hair, sweating

Nalbuphine

Most Common- Hot flashes, vaginal dryness, headaches, mood changes, breast enlargement, and decreased interest in sex, vaginal bleeding, increase in pubic hair, sweating

Nalmefene


Most Common- Nausea, dizziness, fever, headache, fast heart rate, high blood pressure, chills, muscle aches, abdominal cramps and joint pain

Natalizumab

Most Common - Headache, fatigue, joint pain, urinary tract infection, lower respiratory tract infection, stomach inflammation, vaginal inflammation, depression, pain in extremity, abdominal discomfort, diarrhea, and rash

Nicorandil

Most Common- Headache, dizziness, drowsiness, nausea, vomiting, flushing, weakness and rectal bleeding

Nifedipine

Most Common - Dizziness, lightheadedness, or faintness, headache, weakness, flushing, nausea, heartburn, muscle cramps, sore throat and swelling of feet or lower legs

Nilotinib

Most Common - Rash, itching, headache, nausea, fatigue, muscle pain, upper abdominal pain, hair loss, constipation, diarrhea, dry skin, muscle spasms, joint pain and abdominal pain

Norethindrone

Most Common- Headache, breast pain, irregular vaginal bleeding or spotting, stomach/abdominal cramps/bloating, nausea and vomiting, hair loss

Norethindrone Acetate and Ethinyl Estradiol

Most Common - Headache, vaginal candidiasis, upper respiratory infection, nausea, menstrual cramps, breast tenderness, sinusitis, vaginitis (bacterial), abnormal cervical smear, acne, urinary tract infection, mood swings, weight gain, vomiting, abnormal bleeding from the uterus, hypertension

Octreotide

Most Common - Diarrhea, gall stone formation, abdominal pain, nausea, hair loss, headache and nose bleed

Ofloxacin

Most Common - Nausea, headache, sleeplessness, genital itching in women, dizziness, vaginal inflammation, diarrhea and vomiting

Omalizumab

Most Common- Injection site reaction, viral infections, upper respiratory tract infection, inflammation of sinus/pharynx and headache

OnabotulinumtoxinA

Most Common - Respiratory tract infection, headache, flu syndrome, drooping eyelid, pain and nausea

Orphenadrine

Most Common - Agitation, drowsiness, dizziness, emotion, hallucinations, headache and mental confusion

Oxymorphone

Most Common- Nausea, constipation, dizziness, vomiting, itching, drowsiness, headache and increased sweat

Palonosetron

Most Common - Headache, constipation, diarrhea, dizziness, fatigue, abdominal pain and sleeplessness

Pentetate Calcium Trisodium Inj

Most Common - Headache, lightheadedness, chest pain, allergic reaction, dermatitis, metallic taste, cough, wheezing, nausea and diarrhea, and injection site reactions

Perampanel

Most Common - Dizziness, drowsiness, headache, fatigue, irritability

Plerixafor Injection

Most Common - Diarrhea, nausea, fatigue, injection site reactions, headache, joint pain, dizziness, and vomiting

Plicamycin

Most Common - Loss of appetite, nausea, vomiting, diarrhea, mouth ulcer, fever, drowsiness, weakness, lethargy, uneasiness, headache, depression, vein inflammation, facial flushing, and skin rash

Ponatinib

Most Common - High blood pressure, rash, abdominal pain, fatigue, headache, dry skin, constipation, joint pain, nausea and fever

Potassium- Sodium Phosphate

Most Common - Nausea, vomiting, diarrhea, dizziness, headache, stomach upset, muscle cramps, bone and joint pain

Pralidoxime

Most Common - Blurred vision, double vision, impaired accommodation, dizziness, headache, drowsiness, nausea, muscle weakness, and fast heart rate

Prazosin

Most Common - Dizziness, headache, drowsiness, lack of energy, weakness, palpitations and nausea

Proguanil

Most Common in adult- Abdominal pain, nausea, vomiting, headache, diarrhea, weakness, loss of appetite, and dizziness

Propoxyphene

Most Common - Dizziness, sedation, nausea, vomiting, constipation, abdominal pain, skin rashes, lightheadedness, headache, weakness, emotional state, hallucinations and minor visual disturbances

Quinapril

Most Common - Dizziness, coughing, fatigue, nausea , vomiting, chest pain, low blood pressure, difficulty in breathing, diarrhea, headache, muscle pain, rash and back pain

Quinine

Most Common - Headache, dilatation of blood vessels, sweating, nausea, ringing in the ear, hearing impairment, dizziness, blurred vision and disturbances

Raloxifene


Most Common- Hot flushes, leg cramps, sweating, sleep disorders, peripheral edema, vaginal bleeding; flu-like symptoms, rashes, headache

Ranolazine

Most Common- Dizziness, nausea, weakness, constipation and headache

Remifentanil

Most Common - Nausea, vomiting, itching, headache, increased sweating, shivering, dizziness, low blood pressure, slow heart rate, respiratory depression, muscle rigidity, chills, flushing, warm sensation

Roflumilast


Most Common - Decreased weight, nausea, headache, back pain, sleeplessness and decreased appetite

Ropivacaine

Most Common- Low blood pressure, nausea, vomiting, slow heart rate, fever, chills, pain, postoperative complications, stuffy nose, reduced sensation, anemia, tingling, headache, itching and back pain

Rosiglitazone

Most Common - Upper respiratory tract infection, injury, headache, back pain, increased/decreased blood sugar, fatigue, sinusitis, diarrhea

Rosiglitazone and Metformin

Most Common - Upper respiratory tract infection, diarrhea, injury, anemia, headache, sinusitis, fatigue, back pain, viral infection, joint pain

Sapropterin dihydrochloride


Most Common - Headache, diarrhea, abdominal pain, upper respiratory tract infection, throat pain, vomiting, and nausea

Scopolamine

Most Common - Upper respiratory tract infection, urinary tract infection, headache

Selegiline

Most Common- Dizziness, nausea, pain, headache, sleeplessness, runny nose, movement disorder, back pain, mouth ulcer, and indigestion

Sermoline Acetate

Most Common- Dizziness, nausea, pain, headache, sleeplessness, runny nose, movement disorder, back pain, mouth ulcer, and indigestion

Sirolimus

Most Common - Swelling in the extremities, high blood pressure, increased cholesterol level, constipation, abdominal pain, diarrhea, headache, fever, urinary tract infection, anemia, nausea, joint pain, and decrease in platelet counts

Sodium Nitroprusside


Most Common - Abdominal pain, apprehension, diaphoresis, dizziness, headache, muscle twitching, nausea, palpitations, restlessness and retching

Sodium Oxybate

Most Common- Headache, nausea, dizziness, throat pain, drowsiness, vomiting, and urinary incontinence

Sparfloxacin

Most Common - Photosensitivity reaction, diarrhea, nausea, headache, indigestion, dizziness, sleeplessness, abdominal pain, itching, taste perversion, QT interval prolongation, vomiting, flatulence, and dilatation of blood vessels

Sulfasalazine

Most Common - Nausea, indigestion, rash, headache, abdominal pain, vomiting, fever, dizziness, mouth ulcer, itching, abnormal liver function tests, decrease in white blood cells and decrease in platelets

Sunitinib

Most Common - Fatigue, weakness, fever, diarrhea, nausea, mouth ulcer, vomiting, indigestion, abdominal pain, constipation, high blood pressure, swelling in the extremities, rash, hand-foot syndrome, skin discoloration, dry skin, hair color changes, altered taste, headache, back pain, joint pain, cough, difficulty in breathing, loss of appetite, and bleeding

Tamoxifen

Most Common - Swelling in the extremities, depression, dizziness, lightheadedness, headache, hair thinning and/hair loss and vaginal dryness

Tdap

Most Common - Headache

Teduglutide

Most Common - Abdominal pain, injection site reactions, nausea, vomiting, headache, abdominal distension, appetite disorder and upper respiratory tract infection

Telmisartan

Most Common- Headache, dizziness and diarrhea

Temozolomide

Most Common- Headache, dizziness and diarrhea

Terazosin

Most Common - Drowsiness, headache, weakness, palpitations, stuffy nose, blurred vision and decreased sexual ability

Theophylline


Most Common - Nausea, vomiting, headache, and sleeplessness

Thymoglobulin


Most Common - Nausea, vomiting, headache, and sleeplessness

Tibolone

Most Common - Weight changes, swelling in the ankle, dizziness, headache and depression

Tocilizumab Injection

Most Common - Respiratory tract infections, nasopharyngitis, headache, high blood pressure and increased ALT

Tofacitinib

Most Common Upper respiratory tract infections, headache, hypertension, diarrhea and nasopharyngitis

Tolcapone

Most Common- Movement disorder, nausea, sleep disorder, involuntary movements, excessive dreaming, loss of appetite, muscular cramps, orthostatic complaints, drowsiness, diarrhea, confusion, dizziness, headache, hallucinations, vomiting, constipation, fatigue, upper respiratory tract infection, falling, increased sweating, urinary tract infection, dry mouth, abdominal pain and urine discoloration

Tramadol

Most Common- Dizziness/vertigo, nausea, constipation, headache, drowsiness, vomiting, itching, CNS stimulation, weakness, sweating, indigestion, dry mouth and diarrhea

Tranexamic Acid

Most Common- Dizziness/vertigo, nausea, constipation, headache, drowsiness, vomiting, itching, CNS stimulation, weakness, sweating, indigestion, dry mouth and diarrhea

Tretinoin

Most Common - Headache, fever, skin dryness, bone pain, nausea/vomiting, rash, itching, increased sweating, visual disturbances, hair loss, skin changes and bone inflammation

Triazolam

Most Common - Weakness, tiredness, dizziness, drowsiness, clumsiness, unsteadiness, "hangover" effect, headache, increased dream frequency, loss of memory, nausea and vomiting

Valacyclovir

Most Common- Headache, abdominal pain, pain in the lower back region, weakness, swelling in the face, lip, tongue and throat region

Valsartan

Most Common - Headache and dizziness

Vandetanib

Most Common - Diarrhea, rash, acne, nausea, high blood pressure, headache, fatigue, decreased appetite, and abdominal pain

Verapamil

Most Common - Constipation, headache, upper respiratory infection, dizziness, fatigue, swelling in the extremities, nausea, elevated liver enzymes, slow heart rate, tingling, flushing and low blood pressure

Verteporfin

Most Common - Fainting, sweating, dizziness, rash, difficulty in breathing, flushing and changes in blood pressure and heart rate, headache, uneasiness, hives, and itching

Vigabatrin

Most Common- Headache, drowsiness, fatigue, dizziness, seizures, increased weight, upper respiratory tract infection, visual defects, depression, tremor, night blindness, nausea, diarrhea, memory loss, sleeplessness, irritability, abnormal coordination, blurred vision, double vision, vomiting, influenza, fever and rash

Vildagliptin

Most Common - Low blood sugar level, tremor, headache, weight gain and fluid retention

Voriconazole

Most Common - Visual disturbances, fever, nausea, rash, vomiting, chills, headache, abnormal liver function, fast heart rate and hallucinations

Vortioxetine

Most Common - Visual disturbances, fever, nausea, rash, vomiting, chills, headache, abnormal liver function, fast heart rate and hallucinations

Warfarin

Most Common - Tingling, headache, chest, abdomen, joint, muscle pain, dizziness, shortness of breath, difficulty in breathing or swallowing, unexplained swelling, weakness, low blood pressure and shock

Zoledronic Acid

Most Common- Fever, muscle pain, headache, joint pain, pain in extremity


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