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antitubercular meds
ch. 11 roach's clinical pharm
| Question | Answer |
|---|---|
| ethambutol, Myambutol | not recommended for children younger than 13; used with caution in patients with hepatic/renal impairment, & with diabetic retinopathy or cataracts |
| isoniazid (INH), Nydrazid | when taken with foods containing tyramine & alcohol an exaggerated sympathetic type response can occur (hypertension, increased heart rate, palpitations) |
| pyrazinamide | hepatotoxicity is main adverse rxn seen; contraindicated in gout & severe hepatic damage; decreased effectivenes w/ antigout meds; can cause myalgia |
| rifabutin, Mycobutin | used for myobacterium avium; can cause discolored urine |
| rifampin, Rifadin/Rimactane | can cause reddish orange discoloration of body fluids (urine, tears, sweat, sputum), vertigo,GI upset |
| rifapentine, Priftin | can cause hyperuricemia, proteinuria, hematuria, lymphopenia |
| isoniazid: most common symptom of toxicity | peripheral neuropathy; severe hepatitis may appear after many months of treatment |