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A member asked:
I know some antibiotics can interfere with the birth control pill but i also know that some dont. does the antibiotic alprim (trimethoprim) effect it?
A doctor has provided 1 answer
No: Trimethoprim usually does not interfere with contraception, but i always advise a back up method of birth control just to be safe.
Answered 6/15/2013
5.1k views
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