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Etonogestrel is a medication which is used as a means of birth control for women. [ 4 ] [ 5 ] [ 12 ] [ 13 ] It is available as an implant placed under the skin of the upper arm under the brand names Nexplanon and Implanon.
A contraceptive implant is an implantable medical device used for the purpose of birth control.The implant may depend on the timed release of hormones to hinder ovulation or sperm development, the ability of copper to act as a natural spermicide within the uterus, or it may work using a non-hormonal, physical blocking mechanism.
Long-acting reversible contraceptives (LARC) are methods of birth control that provide effective contraception for an extended period without requiring user action. They include hormonal and non-hormonal intrauterine devices (IUDs) and subdermal hormonal contraceptive implants.
Currently available methods can only be used by women; the development of a male hormonal contraceptive is an active research area. There are two main types of hormonal contraceptive formulations: combined methods which contain both an estrogen and a progestin , and progestogen-only methods which contain only progesterone or one of its ...
It may be used by women who have a history of pelvic inflammatory disease and therefore cannot use an intrauterine device. [3] Following removal, fertility quickly returns. [3] It is generally well tolerated with few significant side effects. [1] Side effects may include irregular menstrual periods, no periods, headaches, and breast pain.
Psychotherapy discontinuation can mean different things to different researchers or clinicians. Although the important aspects of what discontinuation consist of (client's decision, symptoms not adequately reduced) typically remain constant, there can still be differences of how these are measured.
The rebound effect, or pharmaceutical rebound phenomenon, is the emergence or re-emergence of symptoms that were either absent or controlled while taking a medication, but appear when that same medication is discontinued, or reduced in dosage.
A nocebo effect is said to occur when a patient's expectations for a treatment cause the treatment to have a worse effect than it otherwise would have. [1] [2] For example, when a patient anticipates a side effect of a medication, they can experience that effect even if the "medication" is actually an inert substance. [1]