A member asked:

If you take the antibiotic amoxicillin 4 days after taking plan b, will the antibiotic reduce the effectiveness of plan b?

A doctor has provided 1 answer
Dr. Heidi Fowler answered

Specializes in Psychiatry

Agree W Dr. Khanna: This shoulde be fine. Plan B One-Step is up to 89 % effective when taken within 72 hours (3 days) after unprotected sex. It can reduce chance of pregnancy by up to 95% if used within 24 hours.

Answered 4/3/2018

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Thank

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