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Combined hormonal contraception (CHC), or combined birth control, is a form of hormonal contraception which combines both an estrogen and a progestogen in varying formulations. [ 1 ] [ 2 ] The different types available include the pill , the patch and the vaginal ring , which are all widely available, [ 3 ] and an injection , which is available ...
Birth control and abortion are well documented in Ancient Egypt. The Ebers Papyrusfrom 1550 BC and the Kahun Papyrusfrom 1850 BC have within them some of the earliest documented descriptions of birth control, the use of honey, acacialeaves and lint to be placed in the vagina to block sperm. [5][6]Another early document explicitly referring to ...
Birth control, also known as contraception, anticonception, and fertility control, is the use of methods or devices to prevent unintended pregnancy. [ 1 ] Birth control has been used since ancient times, but effective and safe methods of birth control only became available in the 20th century. [ 2 ] Planning, making available, and using human ...
Birth control in the United States is available in many forms. Some of the forms available at drugstores and some retail stores are male condoms, female condoms, sponges, spermicides, over-the-counter progestin-only contraceptive pills, [ 1 ] and over-the-counter emergency contraception.
The copper IUD (also known as a copper T intrauterine device) is a non-hormonal option of birth control. It is wrapped in copper which creates a toxic environment for sperm and eggs, thus preventing pregnancy. [2] The failure rate of a copper IUD is approximately 0.8% and can prevent pregnancy for up to 10 years.
Combined oral contraceptive pills are a type of oral medication that were originally designed to be taken every day at the same time of day in order to prevent pregnancy. [31][32]There are many different formulations or brands, but the average pack is designed to be taken over a 28-day period (also known as a cycle).
Levonorgestrel is a hormonal medication which is used in a number of birth control methods. [3] [7] It is combined with an estrogen to make combination birth control pills. [8]As an emergency birth control, sold under the brand names Plan B One-Step and Julie, among others, it is useful within 72 hours of unprotected sex.
The diaphragm is a barrier method of birth control. [3] It is moderately effective, with a one-year failure rate of around 12% with typical use. [4] It is placed over the cervix with spermicide before sex and left in place for at least six hours after sex. [5][6] Fitting by a healthcare provider is generally required.