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Showing 1–24 of 140 matching trials from the live ClinicalTrials.gov search.
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Filters: Intervention: Clonidine HCL Clear all
Withdrawn Phase 4 Interventional Accepts healthy volunteers

Efficacy of Intraoperative Injections on Postoperative Pain Control During Total Hip Replacement

NCT03119038
View directory record Official record
Conditions
Osteoarthritis, Degenerative Joint Disease
Interventions
Bupivicaine + epinephrine, Bupivacaine, Ropivacaine, Ketorolac, Clonidine Injection
Drug
Lead sponsor
Rush University Medical Center
Other
Eligibility
18 Years to 80 Years
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2022
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Oct 26, 2022 · Synced Sep 2, 2026, 3:47 AM EDT
Withdrawn Not applicable Interventional Accepts healthy volunteers

A Comparison of Compliance Between Clonidine Patch and Methyldopa for the Treatment of Chronic Hypertension in Pregnancy

NCT00329511
View directory record Official record
Conditions
Hypertension
Interventions
methyldopa vs. clonidine, clonidine patch
Drug
Lead sponsor
Afshan B. Hameed, M.D.
Other
Eligibility
18 Years to 45 Years · Female only
Healthy volunteers
Accepts healthy volunteers
Timeline
2004 – 2008
U.S. locations
1
States / cities
Long Beach, California
Source: ClinicalTrials.gov public record
Updated Jan 29, 2018 · Synced Sep 2, 2026, 3:47 AM EDT
Completed Phase 4 Interventional Results available

Clinical Comparison of Femoral Nerve Versus Adductor Canal Block Following Anterior Ligament Reconstruction

NCT03704376
View directory record Official record
Conditions
Anterior Cruciate Ligament Injury
Interventions
30 ml of 0.2% ropivacaine, 15 ml of 0.2% ropivacaine, 100 mcg clonidine, High-frequency linear ultrasound transducer
Drug · Device
Lead sponsor
The University of Texas Health Science Center, Houston
Other
Eligibility
16 Years to 30 Years
Enrollment
125 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2017
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Oct 20, 2021 · Synced Sep 2, 2026, 3:47 AM EDT
Withdrawn Phase 4 Interventional

Oral Clonidine & Gabapentin: Improving Recovery and Pain Management After Outpatient With Major Orthopedic Surgery

NCT01112878
View directory record Official record
Conditions
Shoulder Arthroscopy, Knee Arthroscopy
Interventions
Sugar pill, Gabapentin, Clonidine
Drug
Lead sponsor
Cedars-Sinai Medical Center
Other
Eligibility
18 Years to 80 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Sep 13, 2015 · Synced Sep 2, 2026, 3:47 AM EDT
Withdrawn Phase 1Phase 2 Interventional Accepts healthy volunteers

Treatment Targets for Chronic Hypertension in Pregnancy

NCT00194974
View directory record Official record
Conditions
Pregnancy Toxemia, Hypertension, Proteinuria
Interventions
methyldopa, labetalol, nifedipine, clonidine
Drug
Lead sponsor
Weill Medical College of Cornell University
Other
Eligibility
18 Years to 50 Years · Female only
Healthy volunteers
Accepts healthy volunteers
Timeline
2004 – 2005
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jan 29, 2017 · Synced Sep 2, 2026, 3:47 AM EDT
Completed Phase 4 Interventional Results available

Black Education and Treatment of Hypertension (BEAT HTN)

NCT00661895
View directory record Official record
Conditions
Hypertension
Interventions
Hydrochlorothiazide, Lisinopril, Lisinopril and Hydrochlorothiazide, Nifedipine XL, Metoprolol tartrate, Atenolol, Valsartan, Doxazosin, Clonidine, Hydralazine, Metoprolol succinate, Amlodipine
Drug
Lead sponsor
Creighton University
Other
Eligibility
25 Years to 80 Years
Enrollment
99 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2009
U.S. locations
1
States / cities
Omaha, Nebraska
Source: ClinicalTrials.gov public record
Updated Dec 3, 2012 · Synced Sep 2, 2026, 3:47 AM EDT
Recruiting Phase 3 Interventional

Repurposing Low-Dose Clonidine for PTSD in Veterans

NCT04877093
View directory record Official record
Conditions
PTSD, Posttraumatic Stress Disorder, Sleep
Interventions
Clonidine Pill, Placebo
Drug · Other
Lead sponsor
Wake Forest University Health Sciences
Other
Eligibility
18 Years and older
Enrollment
32 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2027
U.S. locations
1
States / cities
Wauwatosa, Wisconsin
Source: ClinicalTrials.gov public record
Updated Mar 30, 2026 · Synced Sep 2, 2026, 3:47 AM EDT
Terminated Phase 2Phase 3 Interventional

Clonidine HCl MBT vs. Placebo to Prevent Chemoradiotherapy-Induced Severe Oral Mucositis in Oropharyngeal Cancer.

NCT04648020
View directory record Official record
Conditions
Chemoradiotherapy-Induced Severe Oral Mucositis
Interventions
Clonidine HCl Mucoadhesive Buccal Tablet, Placebo Mucoadhesive Buccal Tablet
Drug
Lead sponsor
Monopar Therapeutics
Industry
Eligibility
18 Years and older
Enrollment
190 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
48
States / cities
Little Rock, Arkansas • Fountain Valley, California • Long Beach, California + 42 more
Source: ClinicalTrials.gov public record
Updated May 30, 2023 · Synced Sep 2, 2026, 3:47 AM EDT
Completed Not applicable Interventional

Anesthetics in Rhytidoplasty - A Comparison Study

NCT02410460
View directory record Official record
Conditions
Rhytidoplasty
Interventions
clonidine, glycopyrrolate, propofol, ketamine, marcaine, scopolamine, midazolam, ondansetron, metoclopramide, lidocaine, famotidine, desflurane, sevoflurane
Drug · Device
Lead sponsor
Mercy Facial Plastic Surgery Center
Other
Eligibility
18 Years and older · Female only
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2014
U.S. locations
1
States / cities
Springfield, Missouri
Source: ClinicalTrials.gov public record
Updated Apr 6, 2015 · Synced Sep 2, 2026, 3:47 AM EDT
Terminated Not applicable Interventional Results available

The Use of Clonidine in Pain and Anxiety Associated With Acute Burn Injury in Children

NCT00580151
View directory record Official record
Conditions
Pain, Anxiety
Interventions
clonidine, placebo
Drug
Lead sponsor
The University of Texas Medical Branch, Galveston
Other
Eligibility
4 Years to 20 Years
Enrollment
9 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2014
U.S. locations
1
States / cities
Galveston, Texas
Source: ClinicalTrials.gov public record
Updated Feb 22, 2015 · Synced Sep 2, 2026, 3:47 AM EDT
Completed Phase 4 Interventional Results available

Comparison of Epidural Fentanyl and Clonidine for Breakthrough Pain

NCT01846221
View directory record Official record
Conditions
Labor Pain
Interventions
Clonidine, Fentanyl
Drug
Lead sponsor
Columbia University
Other
Eligibility
18 Years and older · Female only
Enrollment
101 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2017
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated May 2, 2018 · Synced Sep 2, 2026, 3:47 AM EDT
Completed Phase 4 Interventional Results available

Pecto-intercostal Fascial Block (PIFB) for Postop Analgesia Following Sternotomy in Cardiac Surgery Patients

NCT05676814
View directory record Official record
Conditions
Analgesia, Sternotomy
Interventions
Pecto-intercostal Fascial Block (PIFB), PIFB with adjuvants
Drug
Lead sponsor
Wake Forest University Health Sciences
Other
Eligibility
18 Years to 90 Years
Enrollment
31 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023
U.S. locations
1
States / cities
Winston-Salem, North Carolina
Source: ClinicalTrials.gov public record
Updated Jun 10, 2024 · Synced Sep 2, 2026, 3:47 AM EDT
Completed Phase 4 Interventional Results available

Using Clonidine to Improve Leg Weakness in People With Heart Failure

NCT00858845
View directory record Official record
Conditions
Heart Failure
Interventions
Clonidine Patch, Matching Placebo Patch
Drug · Other
Lead sponsor
University of California, Los Angeles
Other
Eligibility
21 Years to 65 Years
Enrollment
11 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2012
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated May 23, 2018 · Synced Sep 2, 2026, 3:47 AM EDT
Terminated Early Phase 1 Interventional Accepts healthy volunteers

Feasibility of Administering Clonidine as a Pharmacological Challenge in Imaging Studies

NCT04030572
View directory record Official record
Conditions
Neuro-Degenerative Disease, Cancer
Interventions
Clonidine Pill
Drug
Lead sponsor
Weill Medical College of Cornell University
Other
Eligibility
18 Years to 89 Years
Enrollment
3 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2020
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jun 23, 2021 · Synced Sep 2, 2026, 3:47 AM EDT
Completed Phase 3 Interventional

Buprenorphine/Naloxone Versus Clonidine for Outpatient Opiate Detoxification - 1

NCT00032968
View directory record Official record
Conditions
Heroin Dependence, Morphine Dependence, Substance Withdrawal Syndrome
Interventions
Buprenorphine/naloxone
Drug
Lead sponsor
University of California, Los Angeles
Other
Eligibility
15 Years and older
Enrollment
341 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2001 – 2002
U.S. locations
7
States / cities
Berkeley, California • Oxnard, California • Indianapolis, Indiana + 4 more
Source: ClinicalTrials.gov public record
Updated Jan 11, 2017 · Synced Sep 2, 2026, 3:47 AM EDT
Terminated Phase 4 Interventional Results available

Use of Transdermal Clonidine in Trauma Patients

NCT01139996
View directory record Official record
Conditions
Delirium
Interventions
Clonidine, Placebo
Drug
Lead sponsor
Memorial Health University Medical Center
Other
Eligibility
18 Years and older
Enrollment
22 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2012
U.S. locations
1
States / cities
Savannah, Georgia
Source: ClinicalTrials.gov public record
Updated Jun 13, 2017 · Synced Sep 2, 2026, 3:47 AM EDT
Completed Phase 1 Interventional

Intravenous Clonidine for Sedation in Infants and Children Who Are Mechanically Ventilated - Dosing Finding Study

NCT02249039
View directory record Official record
Conditions
Mechanical Ventilation Complication
Interventions
intermittent IV CLON
Drug
Lead sponsor
Johns Hopkins University
Other
Eligibility
1 Day to 12 Months
Enrollment
14 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2019
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Feb 28, 2021 · Synced Sep 2, 2026, 3:47 AM EDT
Withdrawn Not applicable Interventional

ACB + IPACK Block With or Without Local Infiltration in RA-TKA

NCT03840122
View directory record Official record
Conditions
Knee Arthropathy
Interventions
ACB + IPACK block with injection of local anesthetic, ACB + IPACK block without injection
Other
Lead sponsor
University of Louisville
Other
Eligibility
21 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019
U.S. locations
1
States / cities
Louisville, Kentucky
Source: ClinicalTrials.gov public record
Updated Oct 9, 2019 · Synced Sep 2, 2026, 3:47 AM EDT
Completed Phase 1 Interventional

The Pathophysiology of Orthostatic Hypotension

NCT00748059
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated May 11, 2021 · Synced Sep 2, 2026, 3:47 AM EDT
Completed No phase listed Observational Results available

Deprescribing for Older Dialysis Patients

NCT03631290
View directory record Official record
Conditions
Kidney Failure, Chronic
Interventions
Deprescribing Intervention
Behavioral
Lead sponsor
Duke University
Other
Eligibility
55 Years and older
Enrollment
48 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2023
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Feb 2, 2025 · Synced Sep 2, 2026, 3:47 AM EDT
Completed Not applicable Interventional Results available

Pain Management for Pectus Excavatum Repair

NCT00413582
View directory record Official record
Conditions
Postoperative Pain
Interventions
Epidural Analgesia, Patient-Controlled IV Analgesia
Drug
Lead sponsor
Children's Mercy Hospital Kansas City
Other
Eligibility
8 Years to 18 Years
Enrollment
110 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2010
U.S. locations
1
States / cities
Kansas City, Missouri
Source: ClinicalTrials.gov public record
Updated Jan 15, 2012 · Synced Sep 2, 2026, 3:47 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Brain Receptors in Sympathetic Nervous System Regulation

NCT00029627
View directory record Official record
Conditions
Healthy
Interventions
Yohimbine
Drug
Lead sponsor
National Institute of Mental Health (NIMH)
NIH
Eligibility
Not listed
Enrollment
200 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2002 – 2004
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Mar 3, 2008 · Synced Sep 2, 2026, 3:47 AM EDT
Completed Phase 2 Interventional Results available

Study of Clonidine Hydrochloride Topical Gel, 0.1% in the Treatment of Pain Associated With Diabetic Neuropathy

NCT02068027
View directory record Official record
Conditions
Painful Diabetic Neuropathy, Diabetic Neuropathy, Neuropathy
Interventions
Clonidine Gel 0.1%, Placebo
Drug
Lead sponsor
BioDelivery Sciences International
Industry
Eligibility
18 Years to 85 Years
Enrollment
260 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2015
U.S. locations
23
States / cities
Phoenix, Arizona • Santa Monica, California • Walnut Creek, California + 20 more
Source: ClinicalTrials.gov public record
Updated Sep 25, 2017 · Synced Sep 2, 2026, 3:47 AM EDT
Terminated Phase 4 Interventional Accepts healthy volunteers Results available

Interscalene Block With Liposomal Bupivacaine vs. Interscalene Block With Bupivacaine and Adjuvants

NCT03845894
View directory record Official record
Conditions
Shoulder Arthroplasty
Interventions
Liposomal bupivacaine, Bupivacaine with adjuvants
Drug
Lead sponsor
Wake Forest University Health Sciences
Other
Eligibility
18 Years and older
Enrollment
25 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2022
U.S. locations
1
States / cities
Winston-Salem, North Carolina
Source: ClinicalTrials.gov public record
Updated Nov 12, 2023 · Synced Sep 2, 2026, 3:47 AM EDT