A member asked:

On augmentin (amoxicillin and clavulanate) for strep throat and also taking lo loestrin fe. a few hours after taking birth control,i start bleeding vaginally.breakthrough bleeding?

A doctor has provided 1 answer

Yes but not: due to augmentin (amoxicillin and clavulanate). to date there is no evidence to prove that antibiotics (other than rifampicin or rifabutin) affect hormonal contraceptives. This is the latest guidance from the Faculty of Sexual & Reproductive Healthcare.

Answered 8/23/2015

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