- Conditions
- Benign Prostatic Hyperplasia
- Interventions
- Tadalafil, Placebo
- Drug
- Lead sponsor
- Eli Lilly and Company
- Industry
- Eligibility
- 45 Years and older · Male only
- Enrollment
- 318 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2009
- U.S. locations
- 28
- States / cities
- Huntsville, Alabama • Anchorage, Alaska • Anaheim, California + 25 more
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 55
matching trials from the live ClinicalTrials.gov search.
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- Conditions
- Impotence
- Interventions
- tadalafil, Placebo
- Drug
- Lead sponsor
- Eli Lilly and Company
- Industry
- Eligibility
- 18 Years and older · Male only
- Enrollment
- 342 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2006 – 2008
- U.S. locations
- 10
- States / cities
- Huntsville, Alabama • Little Rock, Arkansas • Newport Beach, California + 7 more
- Conditions
- Head and Neck Squamous Cell Carcinoma
- Interventions
- Tadalafil, Placebo Pill
- Drug · Other
- Lead sponsor
- Sidney Kimmel Comprehensive Cancer Center at Johns Hopkins
- Other
- Eligibility
- 18 Years to 99 Years
- Enrollment
- 45 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2007 – 2012
- U.S. locations
- 1
- States / cities
- Baltimore, Maryland
- Conditions
- Erectile Dysfunction
- Interventions
- tadalafil
- Drug
- Lead sponsor
- Eli Lilly and Company
- Industry
- Eligibility
- 30 Years to 65 Years · Male only
- Enrollment
- 198 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2005 – 2006
- U.S. locations
- 1
- States / cities
- Indianapolis, Indiana
- Conditions
- Duchenne Muscular Dystrophy, Duchenne Disease, Muscular Dystrophy, Muscular Dystrophy in Children, Vasodilation, Exercise, DMD
- Interventions
- Tadalafil, Placebo, Exercise Training
- Drug · Other
- Lead sponsor
- University of Florida
- Other
- Eligibility
- 6 Years and older · Male only
- Enrollment
- 50 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2024 – 2026
- U.S. locations
- 1
- States / cities
- Gainesville, Florida
- Conditions
- Benign Prostatic Hyperplasia
- Interventions
- Tadalafil, Placebo
- Drug
- Lead sponsor
- Eli Lilly and Company
- Industry
- Eligibility
- 40 Years and older · Male only
- Enrollment
- 200 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2006 – 2008
- U.S. locations
- 8
- States / cities
- Newport Beach, California • Tarzana, California • Middlebury, Connecticut + 5 more
- Conditions
- Erectile Dysfunction
- Interventions
- Placebo, Tadalafil
- Drug
- Lead sponsor
- Eli Lilly and Company
- Industry
- Eligibility
- 18 Years and older · Male only
- Enrollment
- 372 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2009
- U.S. locations
- 1
- States / cities
- Indianapolis, Indiana
- Conditions
- Healthy, Obese
- Interventions
- Tadalafil, Placebo
- Drug
- Lead sponsor
- Vanderbilt University Medical Center
- Other
- Eligibility
- 21 Years to 50 Years
- Enrollment
- 141 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2016 – 2020
- U.S. locations
- 1
- States / cities
- Nashville, Tennessee
- Conditions
- Head and Neck Squamous Cell Carcinoma, Head and Neck Cancer
- Interventions
- Tadalafil, Anti-MUC1 Vaccine, Anti-Influenza Vaccine, Tadalafil Placebo, Anti-MUC1 Vaccine Placebo, Standard of Care Treatment, Anti-Influenza Vaccine Placebo
- Drug · Biological · Other
- Lead sponsor
- Donald T. Weed, MD, FACS
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 16 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2016 – 2021
- U.S. locations
- 1
- States / cities
- Miami, Florida
- Conditions
- Pulmonary Arterial Hypertension
- Interventions
- Tadalafil, Placebo
- Drug
- Lead sponsor
- Rhode Island Hospital
- Other
- Eligibility
- 18 Years to 80 Years
- Enrollment
- 1 participant
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2011 – 2012
- U.S. locations
- 9
- States / cities
- Portland, Maine • Boston, Massachusetts • Newark, New Jersey + 4 more
- Conditions
- Pulmonary Hypertension, Chronic Obstructive Pulmonary Disease (COPD)
- Interventions
- Tadalafil, placebo
- Drug
- Lead sponsor
- VA Office of Research and Development
- Federal
- Eligibility
- 40 Years to 85 Years
- Enrollment
- 44 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2013 – 2019
- U.S. locations
- 5
- States / cities
- West Los Angeles, California • Denver, Colorado • Decatur, Georgia + 2 more
- Conditions
- Prostate Cancer, Sexual Dysfunction
- Interventions
- Tadalafil, Placebo
- Drug · Other
- Lead sponsor
- Radiation Therapy Oncology Group
- Network
- Eligibility
- 18 Years to 120 Years · Male only
- Enrollment
- 242 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2009 – 2014
- U.S. locations
- 183
- States / cities
- Birmingham, Alabama • Mobile, Alabama • Peoria, Arizona + 151 more
- Conditions
- Benign Prostatic Hyperplasia
- Interventions
- tadalafil, placebo
- Drug
- Lead sponsor
- Eli Lilly and Company
- Industry
- Eligibility
- 45 Years and older · Male only
- Enrollment
- 1,058 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2006 – 2008
- U.S. locations
- 1
- States / cities
- Greenwood, Indiana
- Conditions
- Muscular Dystrophy, Duchenne
- Interventions
- Tadalafil, Placebo
- Drug
- Lead sponsor
- Eli Lilly and Company
- Industry
- Eligibility
- 7 Years to 14 Years · Male only
- Enrollment
- 331 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2013 – 2016
- U.S. locations
- 23
- States / cities
- Los Angeles, California • Sacramento, California • Aurora, Colorado + 20 more
- Conditions
- Erectile Dysfunction
- Interventions
- Nitric Oxide, Tadalafil, Placebo
- Dietary Supplement · Drug · Other
- Lead sponsor
- RHA Investments Ltd
- Industry
- Eligibility
- 40 Years to 65 Years · Male only
- Enrollment
- 20 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2023 – 2024
- U.S. locations
- 1
- States / cities
- Charlotte, North Carolina
- Conditions
- Erectile Dysfunction
- Interventions
- LY2452473, tadalafil, placebo (tadalafil), placebo (LY2452473)
- Drug
- Lead sponsor
- Eli Lilly and Company
- Industry
- Eligibility
- 45 Years to 70 Years · Male only
- Enrollment
- 410 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2010 – 2011
- U.S. locations
- 36
- States / cities
- Birmingham, Alabama • Phoenix, Arizona • Glendora, California + 33 more
- Conditions
- Benign Prostatic Hyperplasia
- Interventions
- Tadalafil, Placebo
- Drug
- Lead sponsor
- Eli Lilly and Company
- Industry
- Eligibility
- 45 Years and older · Male only
- Enrollment
- 97 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2010 – 2012
- U.S. locations
- 3
- States / cities
- Chicago, Illinois • Garden City, New York • New York, New York
- Conditions
- Becker Muscular Dystrophy
- Interventions
- Tadalafil, Placebo
- Drug
- Lead sponsor
- Cedars-Sinai Medical Center
- Other
- Eligibility
- 18 Years to 55 Years · Male only
- Enrollment
- 48 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2010 – 2012
- U.S. locations
- 2
- States / cities
- Los Angeles, California
- Conditions
- Sickle Cell Anemia, Priapism
- Interventions
- tadalafil, placebo
- Drug
- Lead sponsor
- Johns Hopkins University
- Other
- Eligibility
- 18 Years to 45 Years · Male only
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2006 – 2009
- U.S. locations
- 1
- States / cities
- Baltimore, Maryland
- Conditions
- Raynaud
- Interventions
- Tadalafil
- Drug
- Lead sponsor
- Northwestern University
- Other
- Eligibility
- 18 Years to 65 Years
- Enrollment
- 10 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2008 – 2010
- U.S. locations
- 1
- States / cities
- Chicago, Illinois
- Conditions
- Impotence
- Interventions
- tadalafil, placebo
- Drug
- Lead sponsor
- Eli Lilly and Company
- Industry
- Eligibility
- 18 Years and older · Male only
- Enrollment
- 485 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2002 – 2003
- U.S. locations
- 1
- States / cities
- Knoxville, Tennessee
- Conditions
- Congestive Heart Failure
- Interventions
- Nesiritide, Tadalafil, Placebo, Saline load
- Drug
- Lead sponsor
- Mayo Clinic
- Other
- Eligibility
- 21 Years to 90 Years
- Enrollment
- 43 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2012 – 2014
- U.S. locations
- 1
- States / cities
- Rochester, Minnesota
- Conditions
- Heart Failure, Pulmonary Hypertension
- Interventions
- Tadalafil, Placebo
- Drug
- Lead sponsor
- Massachusetts General Hospital
- Other
- Eligibility
- 21 Years and older
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2013 – 2018
- U.S. locations
- 1
- States / cities
- Boston, Massachusetts
- Conditions
- Primary Hypertension
- Interventions
- LY2623091, Tadalafil, Spironolactone, Placebo
- Drug
- Lead sponsor
- Eli Lilly and Company
- Industry
- Eligibility
- 18 Years to 80 Years
- Enrollment
- 304 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2014 – 2015
- U.S. locations
- 33
- States / cities
- Glendale, Arizona • Concord, California • Encinitas, California + 28 more