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Stack #84853
Drug Reactions - USMLE Step 1 - First Aid
| Drug reaction | Causal agent |
|---|---|
| Atropine-like side effects | Tricyclics |
| Cardiac toxicity | Doxorubicin (Adriamycin), daunorubicin |
| Coronary vasospasm | Cocaine |
| Cutaneous flushing | Niacin, Ca²⁺channel blockers, adenosine, vancomycin |
| Torsades de pointes | Class III (sotalol), class IA (quinidine) antiarrhythmics, cisapride |
| Agranulocytosis | Clozapine, carbamazepine, colchicine |
| Aplastic anemia | Chloramphenicol, benzene, NSAIDs |
| Gray baby syndrome | Chloramphenicol |
| Hemolysis in G6PD-deficient pts | Sulfonamides, isoniazid (INH), aspirin, ibuprofen, primaquine |
| Thrombotic complications | OCPs |
| Cough | ACE inhibitors (losartan—no cough) |
| Pulmonary fibrosis | Bleomycin, amiodarone, busulfan |
| Acute cholestatic hepatitis | Macrolides |
| Focal to massive hepatic necrosis | Halothane, valproic acid, acetaminophen, Amanita phalloides |
| Hepatitis | INH |
| Pseudomembranous colitis | Clindamycin, ampicillin |
| Adrenocortical insufficiency | Glucocorticoid withdrawal (HPA suppression) |
| Gynecomastia | Spironolactone, Digitalis, Cimentidine, chronic Alcohol use, estrogens, Ketoconazole ("Some Drugs Create Awesome Knockers") |
| Hot flashes | Tamoxifen |
| Gingival hyperplasia | Phenytoin |
| Osteoporosis | Corticosteroids, heparin |
| Photosensitivity | Sulfonamides, Amiodarone, Tetracycline ("SAT for a photo") |
| SLE-like syndrome | Hydralazine, INH, Procainamide, Phenytoin ("it's not HIPP to have lupus") |
| Tendonitis, tendon rupture, & cartilage damage (kids) | Fluorquinolones |
| Fanconi's syndrome | Expired tetracyclines |
| Interstitial nephritis | Methicillin |
| Hemorrhagic cystitis | Cyclophosphamide, ifosfamide |