Independent directory Public ClinicalTrials.gov records United States
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ClinicalTrials.gov public records Last synced Sep 30, 2026, 6:38 PM EDT

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Showing 25–28 of 28 matching trials from the live ClinicalTrials.gov search.
Conditions
Pulmonary Disease, Chronic Obstructive
Interventions
Placebo, Tiotropium, Olodaterol, Tiotropium + Olodaterol, Respimat
Drug · Device
Lead sponsor
Boehringer Ingelheim
Industry
Eligibility
40 Years to 75 Years
Enrollment
295 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2013
U.S. locations
8
States / cities
Torrance, California • Hartford, Connecticut • Livonia, Michigan + 5 more
Conditions
COPD
Interventions
RPL554 Suspension, Placebo, Tiotropium/olodaterol (Respimat)
Drug
Lead sponsor
Verona Pharma, Inc., a subsidiary of Merck & Co., Inc. (Rahway, New Jersey USA
Industry
Eligibility
40 Years to 80 Years
Enrollment
79 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018
U.S. locations
2
States / cities
Winter Park, Florida • Greenville, South Carolina
Conditions
Pulmonary Disease, Chronic Obstructive
Interventions
Tiotropium bromide + Olodaterol, Sp(t)iolto® Respimat®
Drug · Device
Lead sponsor
Boehringer Ingelheim
Industry
Eligibility
40 Years and older
Enrollment
1,371,146 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2020
U.S. locations
1
States / cities
New York, New York
Conditions
Pulmonary Disease, Chronic Obstructive
Interventions
olodaterol, tiotropium, placebo
Drug
Lead sponsor
Boehringer Ingelheim
Industry
Eligibility
40 Years and older
Enrollment
809 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2014
U.S. locations
20
States / cities
Jasper, Alabama • Stamford, Connecticut • Clearwater, Florida + 17 more