Nonoxynol ether gel can provide a better contraceptive effect, but it is necessary to follow the proper use of the method, for women who need it can be used. The main ingredient of nonoxynol ether gel is nonoxynol ether, which should be used before each sexual intercourse and can be used for short-term contraception for women. However, it may cause skin irritation to the vulva and vagina of women and the penis of men, such as local itching and pain, and may also cause an increase in vaginal discharge. It should be noted that patients with suspected malignant tumors in the reproductive tract and patients with irregular vaginal bleeding should not use it. If sexual intercourse does not take place within 30 minutes after the release of the drug, the drug needs to be given again when sexual intercourse takes place, and the drug needs to be given several times when sexual intercourse takes place several times. Clinically when women want to contraception through nonoxynolone gel, it is recommended to use the drug under the guidance of a doctor, avoid unauthorized use of the drug, in order to prevent the triggering of adverse consequences.