Table 1

Table depicting drugs and nature of adverse events seen during the study

Drug Class/Drug
NO. (%) OF ADRS
Individual drugs
Adverse Event

Anti tubercular agents (AKT)
52
HRZ (35), AKT (7), Rifampin (4), Ethambutol (2), Pyrazinamide (2) Streptomycin (1), Isoniazid(1),
Thrombocytopenia, Hepatitis, Hepatic encephalopathy, Retro bulbar neuritis, Cholestatic jaundice, Erythema multiforme, Vestibular toxicity, Gastritis, Abdominal/Respiratory/Flu like syndrome, Hypersensitivity reaction, Psychosis, Peripheral neuropathy, dysglycemia
Antiepileptics
36
Phenytoin(24), Valproate (5), Phenobarbiturate(4) carbamazepine (3)
Erythema multiforme, Symptomatic toxic carbamazepine/phenytoin/valproate levels with cerebellar signs
Antimalarials
30
Chloroquine (29), Sulfadoxine-pyrimethamine (1)
Gastritis, Giddiness, Erthyema multiforme, Psychosis, Hypersensitivity reactions, Hypotension
Anticoagulants
25
Warfarin (24), Heparin (1)
GI bleeding, haematuria, high INR, Intracranial bleed
Oral hypoglycemic agents (OHA)
16
Glibenclamide (10), Glyburide (6)
Hypoglycemia, seizures,
NSAIDS
14
Paracetamol (6), Aspirin (3), Ibuprofen (1), Etoricoxib (1), Nimesulide (2), Diclofenac (1)
Hypersensitivity reaction, Gastritis, mucosal damage, Hematuria, (Etoricoxib) potentiates OHA induced Hypoglycemia, ARF on CRF, Thrombocytopenia
Antihypertensives
10
Atenolol (4), ACE inhibitors (2), Losartan (2), Clonidine (1), Isosorbide dinitrate (1)
Hypotension, Hypersensitivity reaction, AV block, Bradycardia, Hyperkalemia, Missed dose of clonidine leading to rebound hypertension, dry mouth
Cytotoxic drugs
9
Methotrexate (3), 5-Fluorouracil (2), Cisplatin (1), Etoposide (1), Paclitaxel (1), Chemo (1)
Bone marrow suppression (with opportunistic infection), Nephrotoxicity, Liver damage, GI mucositis, Anorexia, Myelodysplastic syndrome, Alopecia, Hyperuricemia, Abdominal pain, Neutropenia
Steroids
9
Prednisolone (7), Betamethasone (2)
Gastritis, Hypertension, Hyperglycemia, Mania, Fragile skin, Facial puffiness, Osteoporosis, Opportunistic infections
Insulin
8
Humulin70/30 (8)
Hypoglycemia, Erythema/swelling/stinging at injection site
Digoxin
8
--
Symptomatic toxic digoxin levels
Fluoroquinolones
8
Ciprofloxacin(4), Ofloxacin (2) Gatifloxacin (2)
Complex partial seizures, Peripheral neuropathy, Dystonia, Hypersensitivity reaction, tendinitis, dysguesia
B lactam antibiotics
8
Amoxicillin(3), Ampicillin(2), Cefadroxil (1), Ceftriaxone (1), Ceftazidime (1)
Hypersensitivity reaction, Fixed drug eruptions, Diarrhea, muscle spasm, Generalized tonic-clonic seizure
Antiretrovirals
4
Efavirenz (2), Stavudine (1), Zidovudine (1)
Metabolic acidosis, Drowsiness, hypokalemia, Peripheral neuropathy
Benzodiazepines
4
Chlordiazepoxide (2), Diazepam (2)
Increased appetite and weight gain, Drowsiness, Ataxia, Amnesia, Vertigo
Bronchodilators
4
Salbutamol (3), Theophylline (1)
Tremors
Haematinics
3
Ferrous fumarate(2) Ferrous sulfate (1)
Epigastric pain, Heart burn, Vomiting, Metallic taste in mouth
Fibrinolytics
2
Urokinase (2)
Hypotension, AV block
Miscellaneous
15
Metronidazole (1) Nicotinic acid (1) Fluconazole (1) Ethamsylate (1) Amitriptyline (1) Cotrimoxazole (1) Oxybutinin HCl (1) Dextropropoxy- phene (1) Urograffin (1) Amikacin (1) Benzthiazide (1) Amiodarone (1) Levodopa (1) Alendronate (1) Clozapine (1)
Gastritis Facial flush, Hypersensitivity reaction (4) Thrombocytopenia, dry mouth Perioral tingling numbness, Carpopedal spasm, Cochlear toxicity Muscle Cramps, Paresthesias raised liver functions Peak dose dyskinesias Esophagitis, constipation, seizure

Patel et al. BMC Clinical Pharmacology 2007 7:8   doi:10.1186/1472-6904-7-8