Independent directory Public ClinicalTrials.gov records United States
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ClinicalTrials.gov public records Last synced Oct 7, 2026, 9:44 AM EDT

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Showing 1–5 of 5 matching trials from the live ClinicalTrials.gov search.
Conditions
Anesthesia, Local
Interventions
Ropivacaine 0.75%, Ropivacaine 0.75% + 300 mcg Buprenorphine, Ropivacaine 0.75% + 75 mcg clonidine, Ropivacaine 0.75% + 8 mg dexamethasone
Drug
Lead sponsor
Melinda Seering
Other
Eligibility
18 Years to 70 Years
Enrollment
160 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2017
U.S. locations
1
States / cities
Iowa City, Iowa
Conditions
Upper Extremity Surgery
Interventions
Ropivacaine, Ropivacaine and dexamethasone, Ropivacaine and clonidine, Ropivacaine, dexamethasone and clonidine
Drug
Lead sponsor
University of Texas Southwestern Medical Center
Other
Eligibility
18 Years to 80 Years
Enrollment
97 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2016
U.S. locations
1
States / cities
Dallas, Texas
Not listed Phase 4 Interventional Accepts healthy volunteers

Addition of Clonidine to Ropivacaine in Adductor Canal Block

NCT03057015
Conditions
Postoperative Pain
Interventions
Clonidine, Placebo, Ropivacaine, Dexamethasone, Epinephrine
Drug
Lead sponsor
University of Vermont
Other
Eligibility
18 Years and older
Enrollment
80 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2019
U.S. locations
1
States / cities
Burlington, Vermont
Conditions
Malignant Neoplasms of Male Genital Organs
Interventions
Caudal Nerve Block (CNB), Ropivacaine, Epinephrine, Decadron, Clonidine, Propofol, Phone Call
Procedure · Drug · Behavioral
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
18 Years and older · Male only
Enrollment
52 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2020
U.S. locations
1
States / cities
Houston, Texas
Conditions
Postoperative Pain
Interventions
Dexamethasone, Clonidine, Normal Saline
Drug
Lead sponsor
The University of Texas Health Science Center, Houston
Other
Eligibility
6 Months to 6 Years
Enrollment
155 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2017
U.S. locations
1
States / cities
Houston, Texas