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Showing 1–24 of 61 matching trials from the live ClinicalTrials.gov search.
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Filters: Intervention: buffered lidocaine Clear all
Completed Phase 4 Interventional Accepts healthy volunteers

Jet Injection of 1% Buffered Lidocaine Versus Topical ELA-Max for Anesthesia Prior to Intravenous (IV) Catheterization in Children

NCT00444756
View directory record Official record
Conditions
Pain
Interventions
J-tip jet injection of 1% buffered lidocaine
Procedure
Lead sponsor
Norton Healthcare
Other
Eligibility
8 Years to 15 Years
Enrollment
70 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2005 – 2006
U.S. locations
1
States / cities
Louisville, Kentucky
Source: ClinicalTrials.gov public record
Updated Mar 7, 2007 · Synced Sep 9, 2026, 6:12 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Paracervical Versus Intracervical Lidocaine

NCT00816751
View directory record Official record
Conditions
Abortion, Induced, Pain
Interventions
Paracervical block, Intracervical, Buffered Lidocaine, vasopressin, sodium bicarbonate
Procedure · Drug
Lead sponsor
University of California, San Diego
Other
Eligibility
18 Years and older · Female only
Enrollment
89 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2008
U.S. locations
1
States / cities
San Diego, California
Source: ClinicalTrials.gov public record
Updated Aug 12, 2019 · Synced Sep 9, 2026, 6:12 AM EDT
Withdrawn Phase 4 Interventional Accepts healthy volunteers

Systemic Absorption of Lidocaine After Hematoma Block

NCT04359017
View directory record Official record
Conditions
Radius Fracture Distal, Hematoma, Lidocaine, Pediatrics
Interventions
Lidocaine 1% Injectable Solution
Drug
Lead sponsor
Washington University School of Medicine
Other
Eligibility
5 Years to 17 Years
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2023
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Dec 17, 2023 · Synced Sep 9, 2026, 6:12 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

The Use of Jet Injection Lidocaine for Blood Draws in Young Children

NCT01890642
View directory record Official record
Conditions
Pain
Interventions
J tip, Pain Ease Spray, 1% buffered lidocaine, placebo cooling spray (normal saline spray), Sucrose
Device · Other · Drug
Lead sponsor
Medical College of Wisconsin
Other
Eligibility
6 Months to 6 Years
Enrollment
205 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013
U.S. locations
1
States / cities
Milwaukee, Wisconsin
Source: ClinicalTrials.gov public record
Updated Oct 5, 2015 · Synced Sep 9, 2026, 6:12 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Pain Control for Intrauterine Device Placement Using Paracervical Block

NCT02219308
View directory record Official record
Conditions
Pain Due to Intrauterine Contraceptive Device
Interventions
Paracervical Block (PCB), No Paracervical Block (Sham PCB)
Procedure
Lead sponsor
University of California, San Diego
Other
Eligibility
18 Years to 45 Years · Female only
Enrollment
67 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2017
U.S. locations
2
States / cities
San Diego, California
Source: ClinicalTrials.gov public record
Updated Oct 31, 2019 · Synced Sep 9, 2026, 6:12 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Nitrous Oxide for Pain Management of First Trimester Surgical Abortion

NCT02096575
View directory record Official record
Conditions
Abortion in First Trimester
Interventions
Nitrous oxide administration
Other
Lead sponsor
University of New Mexico
Other
Eligibility
18 Years and older · Female only
Enrollment
140 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2015
U.S. locations
1
States / cities
Albuquerque, New Mexico
Source: ClinicalTrials.gov public record
Updated Apr 18, 2016 · Synced Sep 9, 2026, 6:12 AM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Clinical Trial Comparing Effectiveness of Buffered Versus Unbuffered Local Anesthetic in Children Ages 10-12 Years

NCT03562481
View directory record Official record
Conditions
Anesthesia, Local, Pain
Interventions
1% Buffered Lidocaine 1:100,000 Epinephrine, 2% Unbuffered Lidocaine 1:100,000 Epinephrine
Drug
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
10 Years to 12 Years
Enrollment
26 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2019
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Source: ClinicalTrials.gov public record
Updated Jun 24, 2020 · Synced Sep 9, 2026, 6:12 AM EDT
Completed Early Phase 1 Interventional Accepts healthy volunteers

Reducing Side-effects of Autologous Skin Tissue Harvesting

NCT02234193
View directory record Official record
Conditions
Scar
Interventions
Micro biopsy, Lidocaine with epinephrine
Device · Procedure
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years to 50 Years
Enrollment
8 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2019
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Mar 1, 2026 · Synced Sep 9, 2026, 6:12 AM EDT
Not listed Not applicable Interventional Accepts healthy volunteers

Pain Perception: Lidocaine Rate/Temp/Buffer

NCT02823002
View directory record Official record
Conditions
Pain
Interventions
Slow, Room Temperature Injection, Rapid, Room Temperature Injection, Slow, Warm Temperature Injection, Rapid, Warm Temperature Injection, Buffered Injection, Non-Buffered Injection, Lidocaine, Buffer
Procedure · Drug
Lead sponsor
Northwestern University
Other
Eligibility
18 Years to 89 Years
Enrollment
26 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2025
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Mar 14, 2024 · Synced Sep 9, 2026, 6:12 AM EDT
Completed Not applicable Interventional Results available

TEOSYAL® RHA Global Action, TEOSYAL® RHA Deep Lines, and Juvéderm® Ultra XC for the Correction of Nasolabial Folds

NCT02195427
View directory record Official record
Conditions
Nasolabial Folds, Wrinkles
Interventions
TEOSYAL® RHA Global Action, TEOSYAL® RHA Deep Lines
Device
Lead sponsor
Teoxane SA
Industry
Eligibility
22 Years and older
Enrollment
148 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2016
U.S. locations
5
States / cities
Birmingham, Alabama • Beverly Hills, California • Santa Monica, California + 2 more
Source: ClinicalTrials.gov public record
Updated Apr 24, 2018 · Synced Sep 9, 2026, 6:12 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

RHA® 4 NLF Cannula

NCT04754646
View directory record Official record
Conditions
Wrinkle, Nasolabial Fold, Aging
Interventions
Split-face injection of RHA® 4 with a cannula into a single NLF., Split-face injection of RHA® 4 with a needle (TSK 27G x ½") into the contralateral NLF.
Device
Lead sponsor
Teoxane SA
Industry
Eligibility
22 Years and older
Enrollment
50 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021
U.S. locations
4
States / cities
Encinitas, California • West Palm Beach, Florida • Chapel Hill, North Carolina + 1 more
Source: ClinicalTrials.gov public record
Updated Mar 8, 2023 · Synced Sep 9, 2026, 6:12 AM EDT
Completed Phase 2 Interventional Results available

Buffered Lidocaine for Loop Electrosurgical Excision Procedures (LEEPs)

NCT01405768
View directory record Official record
Conditions
Uterine Cervical Dysplasia
Interventions
sodium bicarbonate buffered lidocaine, Non-buffered lidocaine
Drug
Lead sponsor
Washington University School of Medicine
Other
Eligibility
18 Years and older · Female only
Enrollment
56 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2012
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Jul 27, 2014 · Synced Sep 9, 2026, 6:12 AM EDT
Completed Phase 3 Interventional Results available

Patient Experience Study of Deoxycholic Acid Injection

NCT02007434
View directory record Official record
Conditions
Moderate or Severe Submental Fullness
Interventions
Deoxycholic Acid Injection, Placebo, Cold Compress, Lidocaine / Epinephrine, Loratadine, Ibuprofen, Compression Chin Strap
Drug · Other
Lead sponsor
Kythera Biopharmaceuticals
Industry
Eligibility
18 Years to 65 Years
Enrollment
84 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2014
U.S. locations
1
States / cities
Tempe, Arizona
Source: ClinicalTrials.gov public record
Updated Jul 27, 2015 · Synced Sep 9, 2026, 6:12 AM EDT
Completed Phase 4 Interventional Results available

Addition of Buprenorphine to Paracervical Block for Pain Control During Osmotic Dilator Insertion

NCT04254081
View directory record Official record
Conditions
Procedural Pain, Buprenorphine, Adjuvants, Anesthesia, Dilation and Evacuation, Analgesics
Interventions
Buprenorphine 0.15 MG, Lidocaine 1% Injectable Solution
Drug
Lead sponsor
University of California, San Diego
Other
Eligibility
18 Years and older · Female only
Enrollment
57 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
1
States / cities
San Diego, California
Source: ClinicalTrials.gov public record
Updated Jul 31, 2023 · Synced Sep 9, 2026, 6:12 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

RHA® 4 With New Anesthetic - Nasolabial Folds

NCT04087395
View directory record Official record
Conditions
Aging, Pain
Interventions
RHA®4 with new anesthetic agent, RHA®4-Lidocaine
Device
Lead sponsor
Teoxane SA
Industry
Eligibility
22 Years and older
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2020
U.S. locations
3
States / cities
Beverly Hills, California • Coral Gables, Florida • Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Jan 23, 2022 · Synced Sep 9, 2026, 6:12 AM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Buffered Local Anesthetic

NCT05757648
View directory record Official record
Conditions
Dental Pain
Interventions
Non-buffered Anesthetic, Buffered Anesthetic, Onset
Drug · Device
Lead sponsor
University Hospitals Cleveland Medical Center
Other
Eligibility
2 Years to 6 Years
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2023
U.S. locations
2
States / cities
Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated Jul 16, 2024 · Synced Sep 9, 2026, 6:12 AM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Split Face Study of the Duration of Local Anesthetics

NCT05767749
View directory record Official record
Conditions
Anesthetics, Local
Interventions
lidocaine + epinephrine 1:100,000, Ropivacaine 0.5% Injectable Solution, Bupivacaine 0.5% Injectable Solution
Drug
Lead sponsor
Weill Medical College of Cornell University
Other
Eligibility
18 Years and older
Enrollment
75 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Sep 18, 2024 · Synced Sep 9, 2026, 6:12 AM EDT
Completed Phase 4 Interventional Results available

Hydrocodone For Pain Control in First Trimester Surgical Abortion

NCT01330459
View directory record Official record
Conditions
Pain
Interventions
Hydrocodone/acetaminophen, Placebo, Ibuprofen, Lorazepam, Lidocaine
Drug
Lead sponsor
Elizabeth Micks
Other
Eligibility
18 Years to 65 Years · Female only
Enrollment
121 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011
U.S. locations
2
States / cities
Portland, Oregon
Source: ClinicalTrials.gov public record
Updated Apr 25, 2019 · Synced Sep 9, 2026, 6:12 AM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Buffered Lidocaine in Paracervical Blocks

NCT03107754
View directory record Official record
Conditions
Pain
Interventions
Lidocaine, Lidocaine-Sodium Bicarbonate
Drug
Lead sponsor
University of Hawaii
Other
Eligibility
14 Years and older · Female only
Enrollment
98 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2018
U.S. locations
1
States / cities
Honolulu, Hawaii
Source: ClinicalTrials.gov public record
Updated Jan 4, 2021 · Synced Sep 9, 2026, 6:12 AM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Comparison of Bacteriostatic Saline to Buffered Lidocaine for Ultrasound Guided Hip Joint Injection Local Anesthesia

NCT02209272
View directory record Official record
Conditions
Hip Pain
Interventions
bacteriostatic saline, buffered lidocaine
Drug
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years to 75 Years
Enrollment
68 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2018
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Apr 10, 2019 · Synced Sep 9, 2026, 6:12 AM EDT
Terminated Early Phase 1 Interventional

Use of Tranexamic Acid in Reduction of Post-Op Complications in Mohs Micrographic Surgery

NCT04630886
View directory record Official record
Conditions
Skin Neoplasms
Interventions
Tranexamic acid injection, Lidocaine Epinephrine
Drug
Lead sponsor
Riley McLean
Other
Eligibility
18 Years to 99 Years
Enrollment
34 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2024
U.S. locations
1
States / cities
Worcester, Massachusetts
Source: ClinicalTrials.gov public record
Updated Nov 18, 2024 · Synced Sep 9, 2026, 6:12 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

RHA® Redensity Eye Versus No-treatment for the Infra-Orbital Hollows

NCT04577898
View directory record Official record
Conditions
Infra-orbital Hollows, Tear-trough Deformity, Wrinkle
Interventions
RHA® Redensity Eye
Device
Lead sponsor
Teoxane SA
Industry
Eligibility
22 Years and older
Enrollment
248 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2025
U.S. locations
4
States / cities
Encino, California • Santa Monica, California • Coral Gables, Florida + 1 more
Source: ClinicalTrials.gov public record
Updated Jan 25, 2026 · Synced Sep 9, 2026, 6:12 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Clinical Outcomes of Buffered 1% Lidocaine vs. Non-buffered 2% Lidocaine

NCT02708433
View directory record Official record
Conditions
Anesthesia
Interventions
Lidocaine
Drug
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
18 Years to 30 Years
Enrollment
23 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2017
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Source: ClinicalTrials.gov public record
Updated Sep 3, 2018 · Synced Sep 9, 2026, 6:12 AM EDT
Recruiting Phase 4 Interventional Accepts healthy volunteers

HPV Vaccine Reduced Dose

NCT06799494
View directory record Official record
Conditions
HPV
Interventions
Gardasil-9, Lidocaine injection, Lorazepam
Biological · Drug
Lead sponsor
Emory University
Other
Eligibility
18 Years to 45 Years
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2028
U.S. locations
1
States / cities
Decatur, Georgia
Source: ClinicalTrials.gov public record
Updated Aug 30, 2026 · Synced Sep 9, 2026, 6:12 AM EDT