Birth Control Causing Me To Throw Up

Nausea from birth control: Causes, remedies, and prevention Summary. If you vomit within 4 hours of taking your birth control pills, you should consider the dose "missed" and take another dose. It may be prudent to use back-up contraception (e.g. condoms) until you have taken 7 days in. First, it is rare for people to have nausea and stomach issues from taking birth control pills.

They are such a low dose these days that it is highly unusual for that to happen. But gastritis can cause cramping and diarrhea. I have never heard of someone.