- Conditions
- Maternal and Child Health Outcomes
- Interventions
- Vitamin A alone, Multivitamins excluding vitamin A, multivitamins including vitamin A, Placebo
- Dietary Supplement · Other
- Lead sponsor
- Harvard School of Public Health (HSPH)
- Other
- Eligibility
- 18 Years and older · Female only
- Enrollment
- 771 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2004 – 2007
- U.S. locations
- 1
- States / cities
- Boston, Massachusetts
Search Results
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Search by query text, NCT ID, condition, intervention, sponsor, city, state, recruitment status, phase, study type, healthy volunteer eligibility, sex, or age. Results are retrieved from ClinicalTrials.gov and synchronized into the directory. Search pages remain noindex by default.
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Showing 1–24
of 65
matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
- Conditions
- Covid19
- Interventions
- Convalescent Plasma, Saline
- Biological
- Lead sponsor
- Stanford University
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 511 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2020 – 2021
- U.S. locations
- 53
- States / cities
- Chandler, Arizona • Phoenix, Arizona • La Jolla, California + 41 more
- Conditions
- Cardiovascular Disease, Cancer
- Interventions
- Cocoa extract, Multivitamin, Cocoa extract placebo, Multivitamin placebo
- Dietary Supplement
- Lead sponsor
- Brigham and Women's Hospital
- Other
- Eligibility
- 60 Years and older
- Enrollment
- 21,442 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2015 – 2023
- U.S. locations
- 2
- States / cities
- Boston, Massachusetts • Seattle, Washington
- Conditions
- Lupus Erythematosus, Systemic
- Interventions
- Atorvastatin, Placebo atorvastatin
- Drug
- Lead sponsor
- Laura Schanberg
- Other
- Eligibility
- 10 Years to 21 Years
- Enrollment
- 221 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2003 – 2009
- U.S. locations
- 1
- States / cities
- Durham, North Carolina
- Conditions
- Tuberculosis
- Interventions
- Multivitamins, Placebo
- Dietary Supplement · Other
- Lead sponsor
- Harvard School of Public Health (HSPH)
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 876 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2000 – 2004
- U.S. locations
- 1
- States / cities
- Boston, Massachusetts
- Conditions
- Autism
- Interventions
- Multi-Vitamin/Mineral Supplement, Liquid Placebo
- Dietary Supplement · Other
- Lead sponsor
- Arizona State University
- Other
- Eligibility
- 3 Years to 60 Years
- Enrollment
- 143 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2008 – 2009
- U.S. locations
- 1
- States / cities
- Tempe, Arizona
- Conditions
- Hot Flashes, Menopause
- Interventions
- Omega 3 fatty acid vitamins, Placebo capsules
- Dietary Supplement
- Lead sponsor
- Christiana Care Health Services
- Other
- Eligibility
- Up to 65 Years · Female only
- Enrollment
- 100 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2007 – 2009
- U.S. locations
- 1
- States / cities
- Newark, Delaware
- Conditions
- Aphthous Stomatitis
- Interventions
- multivitamin
- Dietary Supplement
- Lead sponsor
- UConn Health
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 160 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2005 – 2009
- U.S. locations
- 1
- States / cities
- Farmington, Connecticut
- Conditions
- Chronic Pain
- Interventions
- BioPlete™ Advanced Formula, Placebo
- Dietary Supplement
- Lead sponsor
- Ethos Research & Development
- Industry
- Eligibility
- 30 Years to 65 Years
- Enrollment
- 30 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2021 – 2022
- U.S. locations
- 2
- States / cities
- Tampa, Florida • West Palm Beach, Florida
- Conditions
- Asthma
- Interventions
- Vitamin D 3 cholecalciferol, Vitamin D3
- Dietary Supplement
- Lead sponsor
- Brigham and Women's Hospital
- Other
- Eligibility
- 18 Years to 39 Years · Female only
- Enrollment
- 876 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2009 – 2023
- U.S. locations
- 3
- States / cities
- San Diego, California • Boston, Massachusetts • St Louis, Missouri
- Conditions
- Crohn's Disease
- Interventions
- Growth Hormone, Nutraceutical Combination, Exclusion Diet, Placebo Growth Hormone
- Drug · Dietary Supplement · Other
- Lead sponsor
- Columbia University
- Other
- Eligibility
- 10 Years to 17 Years
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- Started 2012
- U.S. locations
- 1
- States / cities
- New York, New York
- Conditions
- Drug Abuse, Drug Dependence
- Interventions
- Prometa, Placebo
- Drug
- Lead sponsor
- University of California, Los Angeles
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 120 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2006 – 2008
- U.S. locations
- 1
- States / cities
- Los Angeles, California
- Conditions
- Subjective Memory Loss in Older Persons
- Interventions
- Cerefolin NAC (a medical food), Cerefolin NAC placebo
- Other
- Lead sponsor
- Rush University Medical Center
- Other
- Eligibility
- 60 Years and older
- Enrollment
- 104 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2007 – 2011
- U.S. locations
- 1
- States / cities
- Chicago, Illinois
- Conditions
- Parkinson's Disease
- Interventions
- Folic Acid, Vitamin B6, Vitamin B12, B6, B12, L-methylfolate, B6, B12, Placebo
- Dietary Supplement
- Lead sponsor
- Northwell Health
- Other
- Eligibility
- 30 Years and older
- Enrollment
- 150 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2006 – 2010
- U.S. locations
- 1
- States / cities
- Manhasset, New York
- Conditions
- Alzheimer Disease, Early Onset
- Interventions
- Multivitamin-no intervention
- Other
- Lead sponsor
- Oregon Health and Science University
- Other
- Eligibility
- 65 Years and older
- Enrollment
- 200 participants
- Timeline
- 2022 – 2024
- U.S. locations
- 1
- States / cities
- Portland, Oregon
- Conditions
- Leukemia, Myelodysplastic Syndromes
- Interventions
- filgrastim, sargramostim, cytarabine, daunorubicin hydrochloride, zosuquidar trihydrochloride, Placebo
- Biological · Drug
- Lead sponsor
- Eastern Cooperative Oncology Group
- Network
- Eligibility
- 60 Years and older
- Enrollment
- 449 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- Started 2002
- U.S. locations
- 91
- States / cities
- Scottsdale, Arizona • Aurora, Colorado • Boulder, Colorado + 67 more
- Conditions
- Healthy Participants
- Interventions
- Influenza virus vaccine, Vitamins A and D, Placebo
- Biological · Dietary Supplement · Other
- Lead sponsor
- St. Jude Children's Research Hospital
- Other
- Eligibility
- 2 Years to 8 Years
- Enrollment
- 87 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2016 – 2018
- U.S. locations
- 1
- States / cities
- Memphis, Tennessee
- Conditions
- Alcohol Dependence
- Interventions
- Prometa Treatment Program
- Drug
- Lead sponsor
- Institute of Addiction Medicine
- Other
- Eligibility
- 18 Years to 75 Years
- Enrollment
- 120 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2007 – 2008
- U.S. locations
- 1
- States / cities
- Philadelphia, Pennsylvania
- Conditions
- Menopause
- Interventions
- multi-vitamin, multi-nutrient, Placebo
- Dietary Supplement
- Lead sponsor
- Biologica Inc
- Industry
- Eligibility
- 43 Years to 55 Years · Female only
- Enrollment
- 80 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2025 – 2026
- U.S. locations
- 1
- States / cities
- Chicago, Illinois
- Conditions
- HIV Infections, Disease Transmission, Vertical
- Interventions
- Vitamin A + Beta Carotene, Multivitamins, Placebo
- Dietary Supplement · Other
- Lead sponsor
- Harvard School of Public Health (HSPH)
- Other
- Eligibility
- 18 Years and older · Female only
- Enrollment
- 1,085 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 1995 – 2003
- U.S. locations
- 1
- States / cities
- Boston, Massachusetts
- Conditions
- Polybrominated Biphenyl Poisoning
- Interventions
- Orlistat, Placebo capsule, Multivitamin
- Drug · Dietary Supplement
- Lead sponsor
- Emory University
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 100 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2018 – 2022
- U.S. locations
- 1
- States / cities
- Atlanta, Georgia
- Conditions
- Vitamin Deficiency, Mineral Deficiency, Aging
- Interventions
- Centrum Silver Mens' Formula, Control
- Dietary Supplement · Other
- Lead sponsor
- Oregon State University
- Other
- Eligibility
- 65 Years and older · Male only
- Enrollment
- 41 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2018 – 2021
- U.S. locations
- 1
- States / cities
- Corvallis, Oregon
- Conditions
- Stroke, Transient Ischemic Attack
- Interventions
- Active VITATOPS Tablet (folic acid 2mg, B6 25mg , B12 500ug) or placebo, Placebo
- Drug · Other
- Lead sponsor
- VITATOPS
- Government
- Eligibility
- Not listed
- Enrollment
- 8,164 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 1998 – 2009
- U.S. locations
- 4
- States / cities
- New York, New York • Abington, Pennsylvania • Columbia, South Carolina
- Conditions
- Down Syndrome, Alzheimer Disease
- Interventions
- Vitamin E, multivitamin, Placebo
- Drug
- Lead sponsor
- New York State Institute for Basic Research
- Government
- Eligibility
- 50 Years and older
- Enrollment
- 350 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2002 – 2012
- U.S. locations
- 14
- States / cities
- Farmington, Connecticut • Tampa, Florida • Atlanta, Georgia + 10 more