Foundayo and birth control: what to know

• FOUNDAYO Birth Control Warning You NEED to Know

New 2026 weight loss pill FOUNDAYO can make your birth control pills less effective.

The official warning says:

• You MUST use backup contraception for 30 days after starting AND for 30 days after every dose increase.
• FOUNDAYO has 6 dose steps — that’s up to 6 separate 30-day windows.

Full pharmacist breakdown + comparison with Wegovy tablets in the video

Foundayo side effects and oral contraceptive risks explained.

Learn how this medication slows gastric emptying and why it interferes with birth control pill effectiveness. This breakdown covers the essential prescribing information you need to know if you are currently using oral contraceptives.

Switching to non-oral methods is critical—watch to understand the safety timeline.