The price of external contraceptive pills ranges from RMB 20-100, but it is not easy to determine the exact price because there are so many types. The price of external contraceptive pills is related to the type of medicine, dosage form and dosage, and is also affected by different manufacturers, different regions, different distributors and other factors. At present, the commonly used external contraceptives include contraceptive pill suppositories, contraceptive film, contraceptive tablets, etc. The price fluctuates greatly, depending on the specific one. Topical contraceptive pills are mainly effective in making sperm inactive and unable to pass through the uterus to reach the fallopian tube to combine with the egg. The drug will not be absorbed by the body and has less effect on the body. The use of external contraceptives must be used correctly according to the instructions, and the possibility of pregnancy should be considered if problems such as delayed menstruation occur.