Hello doctor My wife is having heavy bleeding for last 20 days , one of the doctor prescribed Registron for 21days, while he takes registron daily the bleeding stops. Now they complete 21days , again the bleeding has started. We have consulted another doctor , who has know prescribed Duoloton-L . We are totally confused and helpless, understand from your answers to question Duoloton _L is a contraceptive pill , why did doctor prescribe Duoloton-L for heavy bleeding. My wife age is 42. Please advise.