If you throw up within two hours of taking your pill, treat it as a missed pill. Take the next pill in your pack right away.
Use a second method, like or internal condom (female), for the next seven days to be on the safe side.
References:
- SHINE SA. (2017). Fact Sheet: The Pill. Retrieved from https://www.shinesa.org.au/media/product/2015/04/The-Pill.pdf