A member asked:

I'm on ortho tri cyclen (ethinyl estradiol and norgestimate) lo, but had been taking antibiotics for acne. condom broke. took plan b. heavy spotting a week later. how long will it last?

A doctor has provided 1 answer
Dr. Jeff Livingston answered

Specializes in Obstetrics and Gynecology

Unknown: Most antibiotics do not affect birth control pills contrary to popular belief. You can always check with your doctor or pharmacist when prescribed antibiotics. Plan B can cause some temporary cycle disruption.

Answered 4/19/2016

1.4k views

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