Overview

• The gel combines testosterone and nestorone to suppress sperm production while maintaining libido.
• In trials, over 86% of men achieved sperm counts low enough to prevent pregnancy within 15 weeks.
• Participants reported side effects such as acne, increased libido, and mood swings, but no serious adverse events.
• Researchers are preparing to meet with the FDA to discuss the next steps for a phase 3 trial.
• The development comes at a crucial time as contraception options for men remain limited.