An interventional study of ALDH2 Genotyping in Alcohol Toxicity, sponsored by Stanford University. Completed at 1 site in United States. Open to participants aged 18 Years and older, including healthy volunteers. Per ClinicalTrials.gov, last updated 2026-04-23.
Sponsored by Stanford University · Not applicable, Interventional, and Prevention
The overall aim of the study is to raise awareness of alcohol flushing and its health risks to the general population.
The primary objective is to see if spreading awareness of the health risks of alcohol flushing and understanding personalized genotype information will lead to changes in alcohol consumption behavior.
Stanford University is the lead sponsor of 2,117 studies on the registry; 425 are open to participants now.
Of its 259 completed or terminated interventional studies of FDA-regulated products, 197 (76%) have results posted.
Counted across the registry records on this site, refreshed daily.
Exclusion Criteria:
Subjects with ALDH2 mutation will be notified of positive genotype results after testing completed.
Genetic: ALDH2 Genotyping
Subjects with ALDH2 mutation will not be notified of positive genotype results until after study completed.
Genetic: ALDH2 Genotyping
Cheek swab for PCR testing of ALDH2 genotype.
Alcohol Flushing Awareness
Alcohol flushing reaction awareness questionnaire, scale from 0 to 4, higher score is better outcome
Time frame: Baseline, 1 month, 3 month
Alcohol Consumption Habits 1
Number of days alcohol was consumed in past 30 days
Time frame: Baseline, 1 month, 3 month
Alcohol Consumption Habits 2
Number of days 2 or more drinks of alcohol was consumed in past 30 days
Time frame: Baseline, 1 month, 3 month
Alcohol Consumption Habits 3
Average number of alcohol consumed on days alcohol was consumed
Time frame: Baseline, 1 month, 3 month
Alcohol Consumption Habits 4
Largest number of drinks of alcohol consumed in one sitting
Time frame: Baseline, 1 month, 3 month
Plan to share: No
No publications or documents are linked to this record.
This study is completed, as verified in Apr 2026. You cannot join it, but the record below documents what was studied.
Get an email when the registry record changes — status, dates, results — or when someone posts here.
Sign in to followQuestions and observations about this study, from anyone following it. Not medical advice, and not a channel to the study team — their contact details are on the registry record.
Sign in to join the discussion. Reading takes no account; posting does. You choose a display name, and a pseudonym is the default.
Nothing here yet. If you are running this trial, taking part in it, or weighing whether to, this is the place to say so.
Stanford University