Pyrazinamide Home>Pharmacy>Drugs_and_Medications>P>Pyrazinamide     Web Pages Pyrazinamide Information about this antituberculous agent. Pyrazinamide Part of a multidrug regimen for treating TB infection. (PZA) DrugDigest: Pyrazinamide Information on dosage, usage, side effects, interactions, and drug comparisons, including generics when available.