Get started
Series

The T Files S8 — Male contraception

The WHO trials of the 1990s, DMAU, the NES/T gel that almost worked — and why male hormonal contraception still does not exist.

Parts
5
By
Keen Clinician Team

Read in order

Science

1. The Biology Is Asymmetric: One Egg a Month Versus Millions of Sperm a Day

Research

2. The Trials That Showed Hormonal Male Contraception Could Work

Research

3. DMAU: The Oral Male Contraceptive That Got Through Phase 1

Research

4. A Daily Gel You Rub on Your Shoulders — and an International Efficacy Trial

Science

5. Thirty Years, a Proven Mechanism, and Still No Product

Feel like yourself again.

Get startedSee how it works