Kratom extract effects under the microscope: new study recruits regular users
NCT ID NCT06640569
First seen Nov 17, 2025
Summary
This study from Johns Hopkins University aims to understand how commercial kratom extract products affect mood, thinking, and physical signs like heart rate and pupil size in adults who use them regularly. Researchers will also study how the body processes these products. The goal is to gather basic information, not to treat any condition.
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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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Study contacts
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Contact
Phone: •••-•••-•••• Email: •••••@•••••
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Contact
Phone: •••-•••-•••• Email: •••••@•••••
Locations
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Johns Hopkins University
RECRUITINGBaltimore, Maryland, 21224, United States
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Johns Hopkins University Behavioral Pharmacology Research Unit
NOT_YET_RECRUITINGBaltimore, Maryland, 21224, United States
Contact Phone: •••-•••-•••• Email: •••••@•••••
Contact
As listed by the trial registrant
The condition terms exactly as the trial's registrant entered them.