Does penicillin or ampicillin or amoxil (antibiotics in general) interfere with birth control pills? And if so, how long must one use alternative forms of birth control after taking these medications?
Yes, after 7 days of not taking anti biotic start birth control.
You should use a condom during antibiotic therapy and a week after it stops
- Amoxil Drug Information
- Ortho Tri-Cyclen Drug Information
- Ortho Tri-Cyclen Lo Drug Information
- Ampicillin Drug Information
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