A member asked:

I had intercourse without a condom during ovulation did the cephalexin cancel out my birth control pills?

A doctor has provided 1 answer

No: This is a common myth. Antibiotics, except for one called rifampin, do not affect the efficacy of the birth control pill.

Answered 3/17/2014

4.3k views

Thank

Related Questions

Sponsored Content
HealthTap Medical Group does not endorse products or services. Sponsored content revenues support our mission to make health information free and accessible to all.Learn more