Packet of Norplant Contraceptive Implants, Middlesex, England, 1993
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The use of methods and techniques to prevent pregnancy from sex.
Glossary: contraceptive implants and injections
Contraceptive implants and injections are long-acting methods of contraception. They both slowly release a synthetic hormone called progestogen. This mimics the actions of the natural hormone progesterone by preventing ovulation. The implants are thin silicone structures usually implanted under the skin of the upper arm.
Glossary: contraceptive implant