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Implantable contraception.

K R Meckstroth1, P D Darney

  • 1Department of Obstetrics, Gynecology, and Reproductive Sciences, University of California San Francisco, San Francisco General Hospital, USA.

Obstetrics and Gynecology Clinics of North America
|November 25, 2000
PubMed
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Levonorgestrel contraceptive implants offer a highly effective, long-term birth control option with rapid reversibility. Innovations provide easier use and suitability for diverse women, including adolescents and those with certain health conditions.

Area of Science:

  • Reproductive Health
  • Contraception
  • Endocrinology

Background:

  • Levonorgestrel contraceptive implants have been available for over 15 years.
  • Recent innovations have expanded choices, offering improved insertion and removal processes.
  • Implants provide effective pregnancy prevention through multiple mechanisms.

Purpose of the Study:

  • To review the mechanisms, benefits, and considerations of levonorgestrel contraceptive implants.
  • To highlight the suitability of implants for specific populations, including adolescents and women with contraindications to estrogen.
  • To discuss the efficacy, side effects, and cost-effectiveness of these contraceptive devices.

Main Methods:

  • Review of existing literature on levonorgestrel contraceptive implants.

Related Experiment Videos

  • Analysis of mechanisms of action, efficacy rates, and safety profiles.
  • Evaluation of suitability for various demographic groups and health conditions.

    • Main Results:

    • Implants are highly effective, preventing pregnancy by inhibiting ovulation, altering cervical mucus, and affecting the endometrium.
    • They are suitable for breastfeeding women, those with contraindications to estrogen, and individuals with conditions like diabetes or hypertension.
    • Long-term use shows no decrease in bone mineral density and may improve iron stores. Common side effects include menstrual changes, headaches, and acne.

    Conclusions:

    • Levonorgestrel implants are a safe, effective, and reversible contraceptive method with broad applicability.
    • Counseling on menstrual changes, side effects, and STI prevention is crucial.
    • Despite initial costs, implants are cost-effective for long-term use.