Bladder drug repurposed to fight ALS in new trial

NCT ID NCT06249867

First seen Jun 26, 2026 · Last updated Jun 26, 2026

Summary

This phase 2 trial tests whether darifenacin, a drug currently used for overactive bladder, can help people with ALS. The study will enroll 30 adults aged 18-85 with confirmed ALS. Participants will take either darifenacin or a placebo daily for 24 weeks. The goal is to see if the drug is safe and can improve nerve-muscle connections, potentially slowing the disease and improving quality of life.

What this could mean

Our plain-language read of the trial. This is informational only — not medical advice or a prediction.

Active substance

Darifenacin (a drug used for overactive bladder, repurposed here)

What this could lead to

If it works, this could point toward a treatment that slows ALS progression and improves muscle function and quality of life.

What could go wrong

This is a small, early-phase trial with only 30 participants. The drug may not show benefit or could cause side effects. Results may not apply to all ALS patients.

Disclaimer Read more

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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Conditions

The condition(s) this trial relates to.

amyotrophic lateral sclerosis

As listed by the trial registrant

The condition terms exactly as the trial's registrant entered them.

Contacts and locations

Study contacts

  • Contact

    Email: •••••@•••••

  • Contact

    Phone: •••-•••-•••• Email: •••••@•••••

Locations

  • Montreal Neurological Institute

    RECRUITING

    Montreal, Quebec, H3A 2B4, Canada

    Contact

    Contact Phone: •••-•••-•••• Email: •••••@•••••

    Contact

    Contact

  • Ottawa Hospital Research Institute

    RECRUITING

    Ottawa, Ontario, K1Y 4E9, Canada

    Contact

    Contact Phone: •••-•••-•••• Email: •••••@•••••

    Contact