<prompt> Gynaecomastia is caused by which drug -SpironolactoneRifampicinThiazidePropanolol  <response>: Ans. is a i.e., Spironolactone Drugs causing gynecomastiao Calcium channel antagonisto Isoniazideo Reserpineo Clomipheneo Ketoconazoleo Digitaliso Methyldopao Estrogenso Phenytoino Cimetidineo Ethionamideo Testosteroneo Griseofulvino Spironolactone 