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Related Concept Videos

Birth Control Methods01:22

Birth Control Methods

Vasectomy is a surgical form of male sterilization that involves severing and sealing the vasa deferentia, preventing sperm from mixing with semen during ejaculation. Because a vasectomy does not impact the testes' ability to produce testosterone, hormone levels, libido, and sexual function generally remain unchanged. While vasectomy is highly effective in preventing pregnancy, with a success rate near 99.85%, rare cases of recanalization (spontaneous reconnection) can occur. Although vasectomy...
Intrauterine Drug Delivery Systems01:21

Intrauterine Drug Delivery Systems

Controlled-release systems for intravaginal and intrauterine drug delivery have been developed primarily for the administration of contraceptive steroid hormones. These delivery routes circumvent first-pass hepatic metabolism, thereby enhancing bioavailability and allowing for reduced systemic dosages compared to oral administration. Such approaches contribute to improved therapeutic efficacy and patient compliance, particularly in long-term contraceptive regimens.Intravaginal Drug Delivery...
Hormonal Regulation01:40

Hormonal Regulation

Hormones regulate a significant portion of digestion through activation of the neuroendocrine system. The neuroendocrine system of digestion contains many different hormones all with multiple functions that are both, directly and indirectly, involved in digestion.
Hormonal Regulation01:33

Hormonal Regulation

The renin-aldosterone system is an endocrine system which guides the renal absorption of water and electrolytes, thus managing blood pressure and osmoregulation. Activation of the system begins in the kidneys with a small cluster of cells adjacent to the afferent and efferent blood vessels of the renal corpuscle. As the nephrons are filtering blood, juxtaglomerular cells monitor blood pressure. If they detect a decrease in pressure, they release the hormone renin into the bloodstream.
Gonadal and Placental Hormones01:24

Gonadal and Placental Hormones

The gonads, namely the testes in males and the ovaries in females, are pivotal in producing gonadal hormones that orchestrate the intricate processes of sexual development and reproduction.
In males, testosterone is the primary gonadal androgen. It plays a central role in the maturation of male reproductive organs — the penis and testes. Additionally, testosterone is instrumental in the development of secondary sexual characteristics — a deep voice as well as facial and pubic hair growth — and...
Hormonal Control of the Ovarian Cycle01:30

Hormonal Control of the Ovarian Cycle

The ovarian cycle is meticulously regulated by the hypothalamic-pituitary-gonadal axis. This cycle orchestrates the release of a mature oocyte, essential for reproduction.
Before puberty, the hypothalamus releases GnRH in a low frequency, low amplitude pulsatile manner. This along with the immature hypothalamic-pituitary-gonadal axis activity, results in low estrogen levels and the absence of a fully functional ovarian cycle.  At puberty, GnRH secretion increases in both frequency and...

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Updated: Jul 6, 2026

Reproductive Techniques for Ovarian Monitoring and Control in Amphibians
04:37

Reproductive Techniques for Ovarian Monitoring and Control in Amphibians

Published on: May 12, 2019

[Non hormonal contraception].

Geoffroy Robin1, Brigitte Letombe

  • 1Service de gynécologie médicale et médecine du couple, hôpital Jeanne-de-Flandre, CHRU de Lille, 59037 Lille.

La Revue Du Praticien
|March 11, 2008
PubMed
Summary
This summary is machine-generated.

Non-hormonal contraception includes highly effective copper intrauterine devices (IUDs) and less effective barrier methods like condoms. Despite myths, copper IUDs remain a popular and safe choice for many.

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Area of Science:

  • Reproductive Health
  • Contraception Research

Context:

  • Hormonal contraceptives are excluded, focusing on non-hormonal methods.
  • Copper intrauterine devices (IUDs) are highly effective and widely used globally, particularly in France.
  • Misconceptions regarding copper IUDs, such as contraindications with NSAIDs or increased infertility risk, have impacted their reputation.

Purpose:

  • To review non-hormonal contraceptive options.
  • To highlight the efficacy and safety of copper IUDs.
  • To address and debunk common myths surrounding copper IUDs.

Summary:

  • Copper IUDs are presented as a very efficient non-hormonal contraceptive.
  • Other non-hormonal methods include male and female condoms (effective for STI prevention) and local contraceptives (spermicides, diaphragms, cervical caps).
  • The effectiveness of barrier and local methods is highly dependent on correct usage and training, making them suitable for specific circumstances or highly motivated individuals.

Impact:

  • Provides clarity on the efficacy and safety of copper IUDs.
  • Educates users and healthcare providers about non-hormonal contraceptive choices.
  • Aims to correct misinformation and improve the perception of copper IUDs.