New drug FSD201 tested for mysterious chronic pain condition
NCT ID NCT05652907
First seen May 01, 2026 · Last updated May 22, 2026 · Updated 8 times
Summary
This study tested whether FSD201 can reduce daily pain in adults with chronic widespread pain caused by idiopathic mast cell activation syndrome (MCAS). Only 2 people enrolled before the study ended early. Participants took FSD201 or a placebo for 56 days, and pain was measured using a 0-10 scale.
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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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Locations
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Norman Marcus Pain Institute
New York, New York, 10016, United States
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Saint Charles Clinical Research
Weldon Spring, Missouri, 63304, United States
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Toronto Rehabilitation Institute
Toronto, Ontario, Canada
Conditions
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