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ClinicalTrials.gov public records Last synced Oct 1, 2026, 2:35 AM EDT

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Showing 25–28 of 28 matching trials from the live ClinicalTrials.gov search.
Conditions
Head and Neck Cancer, Head and Neck Squamous Cell Carcinoma, Head and Neck Carcinoma, Head and Neck Cancer Stage III, Head and Neck Cancer Stage IV, Head and Neck Cancer Metastatic, Cancer, Cancer of Esophagus, Cancer, Metastatic, Cancer of Head and Neck, Cancer of Mouth, Cancer of Neck
Interventions
Pembrolizumab, Tadalafil
Drug
Lead sponsor
University of California, San Diego
Other
Eligibility
18 Years and older
Enrollment
7 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2024
U.S. locations
1
States / cities
La Jolla, California
Conditions
Pulmonary Arterial Hypertension
Interventions
Macitentan, Tadalafil, Selexipag
Drug
Lead sponsor
Actelion
Industry
Eligibility
18 Years to 75 Years
Enrollment
247 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2020
U.S. locations
20
States / cities
Phoenix, Arizona • La Jolla, California • Los Angeles, California + 15 more
Completed Phase 1 Interventional Accepts healthy volunteers Results available

A Bioavailability Study of LY2452473 and Tadalafil

NCT01401543
Conditions
Erectile Dysfunction
Interventions
LY2452473, Tadalafil, LY900010
Drug
Lead sponsor
Eli Lilly and Company
Industry
Eligibility
18 Years to 65 Years · Male only
Enrollment
24 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011
U.S. locations
1
States / cities
Madison, Wisconsin
Conditions
Locally Advanced Malignant Neoplasm
Interventions
Tadalafil, Gemcitabine, Radiation, Pancreaticoduodenectomy
Drug · Radiation · Procedure
Lead sponsor
Providence Health & Services
Other
Eligibility
18 Years and older
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2017
U.S. locations
1
States / cities
Portland, Oregon