- Conditions
- Smoking, Nicotine Dependence
- Interventions
- Placebo, St. John's Wort-900 mg/day, St. John's Wort-1800mg/day
- Drug
- Lead sponsor
- Mayo Clinic
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 118 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2005 – 2008
- U.S. locations
- 1
- States / cities
- Rochester, Minnesota
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 are retrieved from ClinicalTrials.gov and synchronized into the directory. Search pages remain noindex by default.
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Showing 1–17
of 17
matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
- Conditions
- Attention Deficit Hyperactivity Disorder
- Interventions
- Hypericum perforatum, Placebo
- Drug · Other
- Lead sponsor
- National Center for Complementary and Integrative Health (NCCIH)
- NIH
- Eligibility
- 6 Years to 17 Years
- Enrollment
- 59 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2005 – 2006
- U.S. locations
- 1
- States / cities
- Kenmore, Washington
- Conditions
- Pain
- Interventions
- St. John's Wort, oxycodone, fentanyl
- Drug
- Lead sponsor
- National Center for Complementary and Integrative Health (NCCIH)
- NIH
- Eligibility
- 21 Years to 45 Years
- Enrollment
- 54 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2001 – 2005
- U.S. locations
- 1
- States / cities
- Seattle, Washington
- Conditions
- Acute Coronary Syndrome
- Interventions
- Placebo, St. Johns Wort
- Drug
- Lead sponsor
- Lancaster General Hospital
- Other
- Eligibility
- 18 Years and older
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2011 – 2015
- U.S. locations
- 1
- States / cities
- Lancaster, Pennsylvania
- Conditions
- Contraception
- Interventions
- hypericum perforatum
- Drug
- Lead sponsor
- National Center for Complementary and Integrative Health (NCCIH)
- NIH
- Eligibility
- 18 Years to 40 Years · Female only
- Enrollment
- 25 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2002 – 2004
- U.S. locations
- 1
- States / cities
- New York, New York
- Conditions
- Irritable Bowel Syndrome
- Interventions
- St. John's wort, Placebo
- Drug
- Lead sponsor
- Mayo Clinic
- Other
- Eligibility
- 18 Years to 70 Years
- Enrollment
- 70 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2006 – 2008
- U.S. locations
- 1
- States / cities
- Rochester, Minnesota
- Conditions
- Healthy, Mood Disorder
- Interventions
- Hypericum (LI-160)
- Drug
- Lead sponsor
- National Institute of Mental Health (NIMH)
- NIH
- Eligibility
- Not listed
- Enrollment
- 13 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 1999 – 2002
- U.S. locations
- 1
- States / cities
- Bethesda, Maryland
- Conditions
- Major Depression
- Interventions
- Sertraline, Hypericum perforatum (St. John's wort)
- Drug
- Lead sponsor
- National Institute of Mental Health (NIMH)
- NIH
- Eligibility
- 18 Years and older
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 1998 – 2001
- U.S. locations
- 12
- States / cities
- San Diego, California • Stanford, California • Torrance, California + 9 more
- Conditions
- Depression
- Interventions
- Citalopram, St. John's Wort, Placebos
- Drug
- Lead sponsor
- Massachusetts General Hospital
- Other
- Eligibility
- 18 Years to 85 Years
- Enrollment
- 73 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2003 – 2007
- U.S. locations
- 3
- States / cities
- Los Angeles, California • Boston, Massachusetts • Pittsburgh, Pennsylvania
- Conditions
- Contraception
- Interventions
- Placebo Control (Placebo Herb), St. John's Wort, Levonorgestrel
- Dietary Supplement · Drug
- Lead sponsor
- University of Utah
- Other
- Eligibility
- 18 Years to 30 Years · Female only
- Enrollment
- 36 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2005 – 2008
- U.S. locations
- 1
- States / cities
- Salt Lake City, Utah
- Conditions
- Anxiety Disorders, Mental Health
- Interventions
- Hypericum perforatum (St. John's wort)
- Drug
- Lead sponsor
- National Center for Complementary and Integrative Health (NCCIH)
- NIH
- Eligibility
- 18 Years and older
- Enrollment
- 56 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2002 – 2006
- U.S. locations
- 1
- States / cities
- Durham, North Carolina
- Conditions
- Chronic Myeloproliferative Disorders, Fatigue, Leukemia, Lymphoma, Multiple Myeloma and Plasma Cell Neoplasm, Myelodysplastic Syndromes, Precancerous Condition, Unspecified Adult Solid Tumor, Protocol Specific
- Interventions
- St. John's wort
- Dietary Supplement
- Lead sponsor
- Memorial Sloan Kettering Cancer Center
- Other
- Eligibility
- 18 Years and older
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- Started 1999
- U.S. locations
- 1
- States / cities
- New York, New York
- Conditions
- Obsessive Compulsive Disorder
- Interventions
- St. John's Wort
- Drug
- Lead sponsor
- National Center for Complementary and Integrative Health (NCCIH)
- NIH
- Eligibility
- 18 Years to 65 Years
- Enrollment
- 60 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2002 – 2003
- U.S. locations
- 2
- States / cities
- Oklahoma City, Oklahoma • Madison, Wisconsin
- Conditions
- Healthy
- Interventions
- St. John's Wort
- Drug
- Lead sponsor
- National Institutes of Health Clinical Center (CC)
- NIH
- Eligibility
- Not listed
- Enrollment
- 12 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2000 – 2001
- U.S. locations
- 1
- States / cities
- Bethesda, Maryland
- Conditions
- Phobic Disorders
- Interventions
- St. John's Wort
- Drug
- Lead sponsor
- National Center for Complementary and Integrative Health (NCCIH)
- NIH
- Eligibility
- 18 Years to 65 Years
- Enrollment
- 40 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2001 – 2004
- U.S. locations
- 1
- States / cities
- Madison, Wisconsin
- Conditions
- Breast Cancer, Hot Flashes
- Interventions
- St. John's Wort
- Drug
- Lead sponsor
- Wake Forest University Health Sciences
- Other
- Eligibility
- 18 Years and older · Female only
- Enrollment
- 9 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2006 – 2008
- U.S. locations
- 19
- States / cities
- Newark, Delaware • Washington D.C., District of Columbia • Miami, Florida + 16 more
- Conditions
- Depression, Unspecified Adult Solid Tumor, Protocol Specific
- Interventions
- Zoloft 50 mg, St. John's Wort 600 mg
- Drug · Dietary Supplement
- Lead sponsor
- Wake Forest University Health Sciences
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 2 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2004 – 2005
- U.S. locations
- 6
- States / cities
- Oakland, California • Rome, Georgia • Decatur, Illinois + 3 more