Contraceptive injection refers to estrogen as well as progesterone drugs, you can go to the local regular hospitals to play, the cost is generally in the 80 ~ 400 yuan range, the specific cost according to the injection, the maintenance time of different may vary. Contraceptive injection is the estrogen and progestin at the same time into the body, as a way to prevent pregnancy, is a long-acting contraceptive measures, mainly for women under 40 years of age who need long-term contraception, the general maintenance time of a shot ranges from 4 to 13 weeks. The price may range from $80 to $100 for an injection that lasts for 1 month, and from $100 to $400 for an injection that lasts for 2 to 3 months. The exact price may vary at different levels of hospitals. If you need to take a contraceptive injection, you should go to the appropriate hospital to choose a suitable injection and go to the hospital promptly if you have any discomfort during the period.