Product Overview

Development Status: Inactive

Target: Male

Mode: Non-hormonal

Delivery Type: Oral

Duration Type: Permanent, Long-acting

Description: Gossypol is a plant-derived compound taken orally that decreases sperm counts in men.

Updated date: May 30, 2018

Vertical Tabs


Project Phase: Early Development

Project Stage: Phase I

Began discovery in: 1970's

Status Details:
  • In 1986, WHO discontinued research on this drug as lingering questions about toxicity were in question as well as the reversability (almost 40% of men did not regain fertility). Research continued in Brazil and elsewhere at least through 2000.

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