- Conditions
- Cigarette Smoking, Alcohol Use Disorders
- Interventions
- Varenicline, Prazosin, Placebo
- Drug
- Lead sponsor
- Yale University
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 5 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2014 – 2015
- U.S. locations
- 1
- States / cities
- New Haven, Connecticut
Search Results
Search by objective public record fields.
Search by query text, NCT ID, condition, intervention, sponsor, city, state, recruitment status, phase, study type, healthy volunteer eligibility, sex, or age. Results come from ClinicalTrials.gov. When the live registry is unavailable, a clearly labeled stored copy may be shown.
These results were retrieved from the live ClinicalTrials.gov registry. Filters and sort order apply to this result list.
Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.
Showing 1–9
of 9
matching trials from the live ClinicalTrials.gov search.
- Conditions
- Cocaine Dependence
- Interventions
- Doxazosin, Placebo
- Drug · Other
- Lead sponsor
- Baylor College of Medicine
- Other
- Eligibility
- 18 Years to 64 Years
- Enrollment
- 35 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2009 – 2011
- U.S. locations
- 1
- States / cities
- Houston, Texas
- Conditions
- Alcohol Use Disorder, Posttraumatic Stress Disorder (PTSD)
- Interventions
- Prazosin, Naltrexone, Placebo (Prazosin), Placebo (Naltrexone)
- Drug
- Lead sponsor
- Seattle Institute for Biomedical and Clinical Research
- Other
- Eligibility
- 18 Years to 80 Years
- Enrollment
- 31 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2015 – 2018
- U.S. locations
- 1
- States / cities
- Seattle, Washington
- Conditions
- Alcoholism
- Interventions
- Prazosin, Placebo
- Drug
- Lead sponsor
- University of Wisconsin, Madison
- Other
- Eligibility
- 18 Years to 50 Years
- Enrollment
- 70 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2016 – 2018
- U.S. locations
- 1
- States / cities
- Madison, Wisconsin
- Conditions
- Hypertension, Heart Failure
- Interventions
- Prazosin HCl 2mg, Prazosin HCl 1 mg, Prazosin HCl 5 mg
- Drug
- Lead sponsor
- Pfizer
- Industry
- Eligibility
- 18 Years to 55 Years
- Enrollment
- 72 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2021 – 2022
- U.S. locations
- 1
- States / cities
- San Antonio, Texas
- Conditions
- Posttraumatic Stress Disorder
- Interventions
- Prazosin, Placebos
- Drug
- Lead sponsor
- University of Colorado, Denver
- Other
- Eligibility
- 18 Years to 50 Years · Female only
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2020 – 2021
- U.S. locations
- 1
- States / cities
- Aurora, Colorado
- Conditions
- COVID-19
- Interventions
- Prazosin, Standard of care
- Drug · Other
- Lead sponsor
- Johns Hopkins University
- Other
- Eligibility
- 45 Years to 85 Years
- Enrollment
- 5 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2020 – 2022
- U.S. locations
- 1
- States / cities
- Baltimore, Maryland
- Conditions
- Posttraumatic Stress Disorder, Alcohol Use Disorders
- Interventions
- doxazosin, placebo
- Drug
- Lead sponsor
- VA Office of Research and Development
- Federal
- Eligibility
- Not listed
- Enrollment
- 144 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2016 – 2019
- U.S. locations
- 1
- States / cities
- Charleston, South Carolina
- Conditions
- Cardiovascular Diseases, Heart Diseases, Hypertension, Coronary Disease, Myocardial Infarction
- Interventions
- Chlorthalidone, Lisinopril, Amlodipine, Doxazosin
- Drug
- Lead sponsor
- Donna Arnett, 257-5678
- Other
- Eligibility
- 55 Years and older
- Enrollment
- 37,939 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 1999 – 2005
- U.S. locations
- 1
- States / cities
- Lexington, Kentucky