There are many types of birth control pills. If you are taking oral short-acting birth control pills for regular contraception, you do not need to take them with vitamins, but if you are taking emergency contraception pills, you can take them with vitamin C. Emergency contraceptive pills are taken within 72 hours after sex, the side effects are greater, some women will have nausea, vomiting, abdominal pain, diarrhea and other gastrointestinal reactions after taking. Vitamin C has the role of protecting the mucous membrane of the gastrointestinal tract, after taking emergency contraceptive pills, you can take vitamin C with it, which can reduce the probability of side effects and alleviate gastrointestinal adverse reactions. Vitamin E has a role in protecting the fetus, stopping bleeding, clinically generally used in the treatment of preeclampsia, is not suitable for use with contraceptive pills. It should be noted that in the two hours after taking emergency contraceptive pills try not to eat, two hours before taking vitamin C. Emergency contraceptive pills have a certain degree of harm to the female body, try to use other contraceptive methods.