Nerve block injection offers hope for chronic cough sufferers
NCT ID NCT04421092
First seen Jun 27, 2026 · Last updated Jun 27, 2026
Summary
This study tested whether numbing the nerve that controls the voice box could reduce chronic cough. 17 adults with a suspected overactive cough reflex received either four nerve blocks or four placebo injections. Researchers tracked cough severity and quality of life using questionnaires over three months. The goal was to see if the treatment could safely ease symptoms.
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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.
As listed by the trial registrant
The condition terms exactly as the trial's registrant entered them.
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Locations
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Medical University of South Carolina
Charleston, South Carolina, 29403, United States