A member asked:

How long does it take for birth control pill to stop a long lasting period (so far 16 days heavy)?

A doctor has provided 1 answer
Dr. Amit Patel answered

Specializes in Urogynecology

7 to 10 days: 7 to 10 days, typically to stop the period. Make sure your pregnancy test is negative prior to starting the birth control pills. Lastly, if your period doesn't stop within 14 days of starting the pill, call your ob/gyn.

Answered 9/28/2016

5.3k views

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