Viagra tested as surprising fix for chemo brain
NCT ID NCT06800092
First seen Nov 01, 2025 · Last updated Jun 20, 2026 · Updated 28 times
Summary
This study tests whether taking sildenafil (Viagra) daily can prevent or reduce the fatigue and mental fog that often come with cancer treatment. Researchers will follow 30 women with breast cancer through chemotherapy, surgery, and radiation, measuring their thinking and energy levels with questionnaires. The goal is to see if this common drug can improve quality of life during a tough time.
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This is a summary of
the original study
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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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Study contacts
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Contact
Phone: •••-•••-•••• Email: •••••@•••••
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Contact
Phone: •••-•••-•••• Email: •••••@•••••
Locations
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The University of Texas Medical Branch
Galveston, Texas, 77555, United States
Contact Phone: •••-•••-•••• Email: •••••@•••••
Contact
What this could mean
Our plain-language read of the trial. This is informational only — not medical advice or a prediction.
Active substance
Sildenafil (Viagra)
What this could lead to
If it works, this could point toward a simple way to ease cancer-related fatigue and memory problems.
What could go wrong
This is a very small early trial with only 30 people. It may not show clear benefits, and sildenafil can cause side effects like headache or upset stomach.
Conditions
The condition(s) this trial relates to.
As listed by the trial registrant
The condition terms exactly as the trial's registrant entered them.