Table 2. Drugs Associated with Thrombocytopenia.

Observational Study Evidence
Carbamazepine
Phenobarbital
Phenytoin
Valproic acid
Case Report Evidence (probable or definite causality rating)
Abciximab	Felbamate	Nitroglycerin
Acetaminophen	Fluconazole	Octreotide
Acyclovir	Gold salts	Oxacillin
Albendazole	Haloperidol	Para-aminosalicyiic acid
Aminoglutethimide	Heparin	Penicillamine
Aminosalicylic acid	Hydrochlorothiazide	Pentoxifylline
Amiodarone	Ibuprofen	Piperacillin
Amphotericin B	Inamrinone	Prednisone
Ampicillin	Indinavir	Primidone
Aspirin	Indomethacin	Procainamide
Atorvastatin	Interferon alfa	Pyrazinamide
Captopril	Isoniazid	Quinidine
Cephalosporins	Isotretinoin	Quinine
Chlorothiazide	Itraconazole	Ranitidine
Chlorpromazine	Levofloxacin	Recombinant hepatitis B vaccine
Chlorpropamide	Levamisole	Rifampin
Cimetidine	Linezolid	Simvastatin
Ciprofloxacin	Lithium	Sirolimus
Clarithromycin	Lotrafiban	Sulfasalazine
Clopidogrel	Low-molecular-weight heparins	Sulfonamides
Danazol	Measles, mumps, and rubella vaccines	Sulindac
Deferoxamine	Meclofenamate	Suramin
Diazepam	Mesalamine	Tamoxifen
Diazoxide	Methyldopa	Tirofiban
Diclofenac	Minoxidil	Tolmetin
Diethylstilbestrol	Morphine	Trimethoprim
Digoxin	Nalidixic acid	Vancomycin
Ethambutol	Naproxen

Adapted from Arch Pathol Lab Med.⁸