What drug is used for prophylaxis against Pneumocystis jirovecii in patients on chemotherapy?
Cotrimoxazole
Amoxicillin
Dexamethasone
Cephalosporin
Answer- A. CotrimoxazoleDrug of choice for prophylaxis and treatment of pneumocystis infection in both immunocompetent as well as immunocompromised is cotrimoxazole.Cyclospora, Isospora & Pneumocystis jiroveci - Cotrimoxazole