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ClinicalTrials.gov public records Last synced Sep 14, 2026, 11:15 AM EDT

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Showing 25–48 of 24 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Conditions
Neuromuscular Blockade
Interventions
Sugammadex 2 mg/kg, Sugammadex 4 mg/kg, Neostigmine + Glycopyrrolate, Neostigmine + Atropine
Drug
Lead sponsor
Merck Sharp & Dohme LLC
Industry
Eligibility
1 Day to 2 Years
Enrollment
145 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2023
U.S. locations
7
States / cities
Palo Alto, California • Miami, Florida • Oklahoma City, Oklahoma + 4 more
Conditions
Pulmonary Disease, Chronic Obstructive
Interventions
Atrovent Respimat (20 mcg), COMBIVENT MDI (36/206 mcg), Combivent Respimat (20 mcg/100 mcg), Placebo via corresponding inhaler for blinding purposes
Drug
Lead sponsor
Boehringer Ingelheim
Industry
Eligibility
40 Years and older
Enrollment
1,480 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2006
U.S. locations
87
States / cities
Birmingham, Alabama • Jasper, Alabama • Mobile, Alabama + 74 more
Conditions
Epiphora
Interventions
Atropine ophthalmic solution
Drug
Lead sponsor
Rehan Ahmed
Other
Eligibility
18 Years and older
Enrollment
18 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026
U.S. locations
2
States / cities
Houston, Texas • Mesquite, Texas
Conditions
Refractory Amblyopia
Interventions
Echothiophate Iodide 0.125% Ophthalmic Solution
Drug
Lead sponsor
University of Oklahoma
Other
Eligibility
3 Years to 17 Years
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026
U.S. locations
1
States / cities
Oklahoma City, Oklahoma
Conditions
Myopia
Interventions
Atropine Sulfate 0.05% Oph Soln, Placebo
Drug
Lead sponsor
Ohio State University
Other
Eligibility
6 Years to 11 Years
Enrollment
664 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2028
U.S. locations
13
States / cities
Birmingham, Alabama • Berkeley, California • Fullerton, California + 10 more
Active, not recruiting Phase 3 Interventional

Study of OT-101 in Treating Myopia

NCT04770610
Conditions
Myopia, Progressive
Interventions
OT-101 Ophthalmic Solution, Vehicle
Drug
Lead sponsor
Ocumension (Hong Kong) Limited
Other
Eligibility
3 Years to 15 Years
Enrollment
678 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2027
U.S. locations
15
States / cities
Colorado Springs, Colorado • Fort Collins, Colorado • Gainesville, Florida + 12 more
Completed Phase 4 Interventional Accepts healthy volunteers

The Influence of Atropine on Choroidal Thickness

NCT03158142
Conditions
Myopia
Interventions
Atropine Sulfate 1% Oph Soln
Drug
Lead sponsor
State University of New York College of Optometry
Other
Eligibility
18 Years to 40 Years
Enrollment
32 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017
U.S. locations
1
States / cities
New York, New York
Recruiting Not applicable Interventional Accepts healthy volunteers

Defecation Patterns in Constipated Patients

NCT04903470
Conditions
Constipation by Outlet Obstruction
Interventions
Bisacodyl, Atropin
Drug
Lead sponsor
The California Medical Innovations Institute, Inc.
Other
Eligibility
21 Years to 75 Years
Enrollment
130 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2026
U.S. locations
2
States / cities
San Diego, California • Augusta, Georgia
Completed Phase 1Phase 2 Interventional Accepts healthy volunteers Results available

Side Effects of Atropine (SEA) Study

NCT03593044
Conditions
Myopia
Interventions
0.01% concentration atropine drops
Drug
Lead sponsor
Jeffrey J. Walline, OD PhD
Other
Eligibility
21 Years to 30 Years
Enrollment
31 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2019
U.S. locations
1
States / cities
Columbus, Ohio
Active, not recruiting Phase 4 Interventional Accepts healthy volunteers

Changes in Eye Shape With Myopia Management Interventions

NCT06450132
Conditions
Myopia
Interventions
Atropine Ophthalmic, MiSight 1-day disposable contact lenses
Drug · Device
Lead sponsor
Ohio State University
Other
Eligibility
21 Years to 30 Years
Enrollment
75 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2026
U.S. locations
1
States / cities
Columbus, Ohio
Recruiting Phase 4 Interventional Accepts healthy volunteers

Dropless Pars Plana Vitrectomy Study

NCT05331664
Conditions
Rhegmatogenous Retinal Detachment
Interventions
Pars plana vitrectomy, Triamcinolone Acetonide 40mg/mL, Moxifloxacin 0.5% or Polymyxin/Trimethoprim if patient is allergic to moxifloxacin, Prednisolone 1%, Atropine 1%
Procedure · Drug
Lead sponsor
Massachusetts Eye and Ear Infirmary
Other
Eligibility
40 Years and older
Enrollment
168 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2027
U.S. locations
1
States / cities
Boston, Massachusetts
Conditions
Rhinitis, Seasonal, Allergic
Interventions
PSE 120 mg, CM 8 mg, Atr 0.36 mg, PSE 120 mg, CM 8 mg, Atr 0.24 mg, PSE 120 mg, CM 8 mg, Atr 0.12 mg, PSE 120 mg, CM 8 mg, Atropine 0.24 mg
Drug
Lead sponsor
Magna Pharmaceuticals, Inc.
Industry
Eligibility
12 Years to 60 Years
Enrollment
125 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014
U.S. locations
4
States / cities
Stockbridge, Georgia • Louisville, Kentucky • Charleston, South Carolina + 1 more
Conditions
Status Asthmaticus
Interventions
Ipratropium, 0.9% Sodium Chloride, Albuterol, corticosteroids
Drug
Lead sponsor
University Hospitals Cleveland Medical Center
Other
Eligibility
2 Years to 17 Years
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2018
U.S. locations
1
States / cities
Cleveland, Ohio
Conditions
Vasoconstriction, Vasodilation
Interventions
Handgrip Exercise Training, Acetylcholine, Adenosine Triphosphate, Atropine, Phenylephrine, Sodium Nitroprusside
Other · Drug
Lead sponsor
Colorado State University
Other
Eligibility
18 Years to 85 Years
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2021
U.S. locations
1
States / cities
Fort Collins, Colorado
Conditions
Respiratory Distress Syndrome, Newborn
Interventions
IV Atropine and Fentanyl Premedication Arm, IV Normal Saline Placebo Arm
Drug
Lead sponsor
University of Texas Southwestern Medical Center
Other
Eligibility
0 Hours to 72 Hours
Enrollment
58 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2026
U.S. locations
1
States / cities
Dallas, Texas
Conditions
Myopia
Interventions
Atropine 0.01% Ophthalmic Solution, Atropine 0.02% Ophthalmic Solution, Atropine 0.05% Ophthalmic Solution
Drug
Lead sponsor
University of California, Berkeley
Other
Eligibility
18 Years to 40 Years
Enrollment
24 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022
U.S. locations
1
States / cities
Berkeley, California
Conditions
Pulmonary Disease, Chronic Obstructive
Interventions
Albuterol/salbutamol, Ipratropium
Drug
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
40 Years and older
Enrollment
56 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012
U.S. locations
1
States / cities
Spartanburg, South Carolina
Conditions
Pre-diabetes
Interventions
Control, Xenin-25 without atropine, GIP without atropine, Placebo with atropine, Xenin-25 with atropine, GIP with atropine, GIP plus Xenin-25 without atropine, GIP plus Xenin-25 with atropine
Drug
Lead sponsor
Washington University School of Medicine
Other
Eligibility
18 Years to 65 Years
Enrollment
15 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2015
U.S. locations
1
States / cities
St Louis, Missouri
Conditions
Post Bariatricsurgery, Hypoglycemia
Interventions
Exendin-(9-39), Atropine, GLP-1 and GIP
Drug
Lead sponsor
The University of Texas Health Science Center at San Antonio
Other
Eligibility
18 Years to 65 Years
Enrollment
160 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2027
U.S. locations
2
States / cities
San Antonio, Texas
Recruiting Early Phase 1 Interventional Accepts healthy volunteers

The Effects of Bariatric Surgeries on Glucose Metabolism

NCT02823665
Conditions
Post Bariatric Surgery, Gastric Bypass, Sleeve Gastrectomy, Hypoglycemia After Gastric Bypass
Interventions
Exendin-(9-39), Atropine
Drug
Lead sponsor
The University of Texas Health Science Center at San Antonio
Other
Eligibility
18 Years to 65 Years
Enrollment
200 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2027
U.S. locations
2
States / cities
San Antonio, Texas
Conditions
Coronary Artery Disease
Interventions
regadenoson and atropine
Diagnostic Test
Lead sponsor
Henry Ford Health System
Other
Eligibility
18 Years to 85 Years
Enrollment
45 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2012
U.S. locations
1
States / cities
Detroit, Michigan
Conditions
Autonomic Nervous System Diseases, Orthostatic Hypotension, Dopamine Beta-Hydroxylase Deficiency, Orthostatic Intolerance
Interventions
Standing or upright tilt, Microneurography, QSweat, neck cuff stimulation, phenylephrine,isoproterenol,nitroprusside,propranolol,edrophonium,atropine,tyramine, clonidine,yohimbine,metoclopramide,alpha-methyldopa, BodPod, Eye exam, Sleep study, Pain response testing, Metabolic chamber, Brain function studies, Bicycle Exercise Test
Procedure · Device · Drug
Lead sponsor
Vanderbilt University Medical Center
Other
Eligibility
12 Years to 70 Years
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1996 – 2020
U.S. locations
1
States / cities
Nashville, Tennessee
Conditions
Accomodation, Biofeedback Training, Myopia
Interventions
Auditory biofeedback traing
Behavioral
Lead sponsor
State University of New York College of Optometry
Other
Eligibility
8 Years to 15 Years
Enrollment
44 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2022
U.S. locations
1
States / cities
Long Beach, New York
Conditions
Rhinitis, Allergic, Seasonal
Interventions
STAHIST NDC #58407-536-01
Drug
Lead sponsor
Magna Pharmaceuticals, Inc.
Industry
Eligibility
18 Years to 60 Years
Enrollment
21 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2010
U.S. locations
1
States / cities
Louisville, Kentucky