The effect of birth control pills on the fetus is not great, but there are certain effects, no matter what the drug is, even if it is a birth control pill, it also contains certain side effects. Therefore, when taking birth control drugs, you must go to the local regular hospital for examination and use the drugs correctly under the guidance of the doctor, taking too many birth control drugs privately will affect the fetal development. When taking fetus protection drugs, try to eat a light diet, pay attention to balanced nutrition, avoid spicy, greasy, cold and stimulating food, eat more vitamin-rich fruits and vegetables, but avoid cold and cool fruits. Pay attention to maintain sufficient sleep time, have a good state of mind and keep a relaxed mood.