What type of contraceptive is a contraceptive implant?

A contraceptive implant is classified as a long-acting hormonal contraceptive. This type of contraceptive is designed to release hormones, typically progestin, into the body over an extended period—generally up to three to five years, depending on the specific implant. The hormone works primarily by inhibiting ovulation, thickening cervical mucus to prevent sperm penetration, and altering the uterine lining to prevent implantation of a fertilized egg.

The effectiveness of the implant is very high, exceeding that of many other contraceptive methods, making it a popular choice for long-term contraception. It requires no daily attention, making it user-friendly. This long-acting nature allows for continuous contraceptive coverage without the need for frequent intervention.

Contextually, barrier contraceptives like condoms and diaphragms work by physically blocking sperm from reaching the egg, whereas hormonal methods, including the implant, alter physiological processes to prevent pregnancy. Emergency contraceptives are intended for use after unprotected intercourse and do not function as a primary means of contraception. Natural contraceptives typically rely on avoiding sex during fertile periods and do not involve hormonal intervention. Therefore, the classification of the contraceptive implant as a long-acting hormonal contraceptive accurately describes its mechanism and purpose.