Vitamin A

Clinical trials for Vitamin A explained in plain language.

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Vitamin a levels under the microscope in voice box lesion study

Knowledge-focused Ongoing

This study looks at vitamin A levels in 90 adults with vocal fold leukoplakia, a condition that causes white patches on the vocal cords. Researchers want to see if vitamin A status differs between people with and without precancerous changes. Participants provide blood and tissue…

Matched conditions: VITAMIN A

Sponsor: University of Wisconsin, Madison • Aim: Knowledge-focused

Last updated Jul 19, 2026 00:00 UTC

Vitamin A

Get alerted when new Vitamin A trials appear

Vitamin a levels under the microscope in voice box lesion study