Hydrogel implant could offer reversible male contraception
NCT ID NCT05134428
First seen Jun 25, 2026 · Last updated Jun 27, 2026 · Updated 1 time
Summary
This study tested a new device called the ADAM System, a hydrogel implant placed in the sperm-carrying tubes to block sperm. It was tested in 25 healthy men to see if it is safe and works as a non-permanent form of male birth control. The implant is designed to be reversible, unlike a standard vasectomy.
What this could mean
Our plain-language read of the trial. This is informational only — not medical advice or a prediction.
Active substance
hydrogel implant (ADAM System)
What this could lead to
If successful, this could provide a long-lasting but reversible male contraceptive option, similar to a vasectomy but without permanent effects.
What could go wrong
This is a small, early feasibility study with only 25 men. The implant may not reliably block sperm, could cause side effects, or may not be easily reversible.
Disclaimer
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This is a summary of
the original study
.
Summaries may miss details or leave out important information. Before applying or accepting participation, make sure you have read and understood the full study. Curemydisease.com takes no responsibility whatsoever for anything missed, misunderstood, or acted upon as a result of our summary — we know it does not capture everything.
This is a summary of the original study . Summaries may miss details or leave out important information. Before applying or accepting participation, make sure you have read and understood the full study. Curemydisease.com takes no responsibility whatsoever for anything missed, misunderstood, or acted upon as a result of our summary — we know it does not capture everything.
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Contacts and locations
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Locations
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AndroUrology
Brisbane, Queensland, 4001, Australia
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Epworth HealthCare
East Melbourne, Victoria, 3002, Australia
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South Coast Urology
Wollongong, New South Wales, 2500, Australia