Next Life Sciences

This study tests a new device called Plan A that blocks sperm from moving through the vas deferens, like a temporary vasectomy. It is designed to be reversed later so sperm can flow again. The trial involves 40 healthy men aged 25 to 65 and will check how well it works, how safe …

This study tests an experimental male contraceptive called NLS-133, taken only when needed before sex. Ten healthy men will receive the drug, an active control, or a placebo at different times to see how it affects semen volume and sperm count. The goal is to find a safe, effecti…