Improving blood flow during exercise for boys with Duchenne muscular dystrophy
Official title: Countering sympathetic vasoconstriction during skeletal muscle exercise as an adjuvant therapy for DMD
Funded at University of Florida · NIH-10735090 · Data updated 2026-11-12
This study is looking at whether a medication called tadalafil can help boys with Duchenne muscular dystrophy (DMD) improve their blood flow during exercise, which might make it easier for them to be active and recover afterward.
Quick facts
| Grant type | R21 grant |
|---|---|
| Study type | NIH-funded research |
| Funding institution | University of Florida NIH-funded |
| Lab location | 1 site (Gainesville, United States) |
| Project start | September 15, 2023 |
| Project end | August 31, 2026 |
| Funding year | 2023 |
| Award (this year) | $536,800 |
| NIH project number | 1R21AR079755-01A1 |
| Project ID | NIH-10735090 on NIH RePORTER |
Who could benefit from this research
✓Could help
Ideal candidates for this research are boys diagnosed with Duchenne muscular dystrophy who are experiencing muscle weakness and impaired blood flow during exercise.
✕Less likely to help
Patients who do not have Duchenne muscular dystrophy or those who are not ambulatory may not benefit from this research.
What this research studies
This research investigates how to enhance blood flow during exercise in boys with Duchenne muscular dystrophy (DMD) using a medication called tadalafil. DMD leads to muscle deterioration and vascular issues, which can hinder exercise performance and recovery. The study aims to determine if tadalafil can improve blood circulation and reduce fatigue during physical activity, potentially allowing for better exercise outcomes. By focusing on the vascular impairments associated with DMD, the research seeks to complement existing therapies that restore muscle function.
Why it matters
Potential benefit: If successful, this research could significantly improve exercise capacity and quality of life for boys with Duchenne muscular dystrophy.
How similar studies have gone: Previous studies have shown promise in using tadalafil for improving blood flow in similar conditions, although its efficacy in DMD has not been fully established.
Where this research is happening
-
University of Florida
Gainesville, United States Active
Researchers
- Principal investigator: Taivassalo, Tanja — University of Florida
- Study coordinator: Taivassalo, Tanja
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About this research
- This is an active NIH-funded research project — typically early-stage science, not a clinical trial accepting patient enrollment.
- Some NIH-funded labs run parallel clinical studies or seek volunteers for related work. To check, contact the principal investigator or institution listed above.
- For full project details, budget, and progress reports, visit the official NIH RePORTER page.