Could a common blood pressure pill ease muscle stiffness? early trial launches

NCT ID NCT07075965

First seen Jun 25, 2026 · Last updated Jun 27, 2026 · Updated 1 time

Summary

This early-stage trial tests amlodipine, a calcium channel blocker used for high blood pressure, in 20 adults with myotonic dystrophy type 1. The goal is to see if the drug is safe and can improve muscle strength, reduce stiffness, and help with daily function. All participants will take the drug for 10 weeks, with some getting a higher dose after the first month. Results will guide a larger future study.

What this could mean

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

Active substance

amlodipine (a calcium channel blocker, commonly used for high blood pressure)

What this could lead to

If safe and effective, this could point toward a treatment to improve muscle strength and reduce stiffness in people with myotonic dystrophy type 1.

What could go wrong

This is a very early Phase 1 trial with only 20 people, focused on safety. It may not show clear benefit, and side effects like low blood pressure or dizziness are possible.

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.

myotonic dystrophy myotonic dystrophy type 1

As listed by the trial registrant

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

Contacts and locations

Study contacts

  • Contact

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