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Showing 1–24 of 48 matching trials from the live ClinicalTrials.gov search.
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Filters: Intervention: 1% buffered lidocaine Clear all
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 27, 2026, 8:21 PM EDT
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 27, 2026, 8:21 PM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Local Anesthetics for Pain Reduction Prior to IV Line Placement

NCT01759459
View directory record Official record
Conditions
Pain, Local Anesthesia for Peripheral Intravenous Catheterization
Interventions
Lidocaine, Buffered Lidocaine, Bacteriostatic Normal Saline
Drug
Lead sponsor
Allina Health System
Other
Eligibility
18 Years and older
Enrollment
150 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013
U.S. locations
1
States / cities
Saint Paul, Minnesota
Source: ClinicalTrials.gov public record
Updated Jul 14, 2022 · Synced Sep 27, 2026, 8:21 PM EDT
Completed Phase 4 Interventional Results available

Buffered Lidocaine in the Pediatric Dental Patient

NCT04055116
View directory record Official record
Conditions
Pediatric Dentistry
Interventions
Buffered Lidocaine
Drug
Lead sponsor
Geisinger Clinic
Other
Eligibility
4 Years to 17 Years
Enrollment
64 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2022
U.S. locations
1
States / cities
Danville, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Apr 6, 2023 · Synced Sep 27, 2026, 8:21 PM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Refining Paracervical Block Techniques for Pain Control in First Trimester Surgical Abortion

NCT01466491
View directory record Official record
Conditions
Pain
Interventions
Paracervical block technique with lidocaine
Drug
Lead sponsor
Oregon Health and Science University
Other
Eligibility
18 Years to 99 Years · Female only
Enrollment
332 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2013
U.S. locations
2
States / cities
Portland, Oregon
Source: ClinicalTrials.gov public record
Updated Nov 7, 2019 · Synced Sep 27, 2026, 8:21 PM 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 27, 2026, 8:21 PM 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 27, 2026, 8:21 PM 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 27, 2026, 8:21 PM EDT
Withdrawn Early Phase 1 Interventional Accepts healthy volunteers

J-Tip® Jet Injection of 1% Buffered Lidocaine or Saline Versus 4% Lidocaine Cream Before Venipuncture or IV Insertion

NCT00924963
View directory record Official record
Conditions
Pain
Interventions
J-Tip jet injector, Jet injection saline, lidocaine cream
Device · Drug
Lead sponsor
Children's Hospital Medical Center, Cincinnati
Other
Eligibility
7 Years to 21 Years
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2010
U.S. locations
1
States / cities
Liberty Township, Ohio
Source: ClinicalTrials.gov public record
Updated Sep 20, 2020 · Synced Sep 27, 2026, 8:21 PM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Clinical Outcomes Mandible: Buffered 1% vs. Non-Buffered 1% Lidocaine

NCT03127943
View directory record Official record
Conditions
Anesthesia, Local
Interventions
Lidocaine
Drug
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
18 Years to 30 Years
Enrollment
24 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2018
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Source: ClinicalTrials.gov public record
Updated Feb 5, 2019 · Synced Sep 27, 2026, 8:21 PM 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 27, 2026, 8:21 PM 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 27, 2026, 8:21 PM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Empathy Through Pain Control: Lidocaine Paracervical Block for IUD Placements

NCT06960317
View directory record Official record
Conditions
Contraception, Pain, Acute, Anesthesia, Local
Interventions
Buffered Lidocaine, Sham Comparator, Unbuffered lidocaine, Xylocaine jelly 2%, Surgilube
Drug · Other
Lead sponsor
University of California, San Diego
Other
Eligibility
18 Years to 50 Years · Female only
Enrollment
204 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2028
U.S. locations
1
States / cities
La Jolla, California
Source: ClinicalTrials.gov public record
Updated Jun 12, 2025 · Synced Sep 27, 2026, 8:21 PM EDT
Completed Not applicable Interventional Results available

Efficacy of Buffered Lidocaine in Patients With Facial Swelling

NCT01981772
View directory record Official record
Conditions
Orofacial Swelling
Interventions
4% lidocaine with 1:100,000 epinephrine, 4% buffered lidocaine with 1:100,000 epinephrine
Drug
Lead sponsor
Ohio State University
Other
Eligibility
18 Years to 100 Years
Enrollment
88 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2014
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Oct 11, 2020 · Synced Sep 27, 2026, 8:21 PM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Comparison of Pain of Conventional to Buffered Local Anesthesia During Injection in Pediatric Dental Patients

NCT01622296
View directory record Official record
Conditions
Pain
Interventions
Sodium bicarbonate, Lidocaine
Drug
Lead sponsor
University of California, San Francisco
Other
Eligibility
9 Years to 12 Years
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2013
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Mar 16, 2014 · Synced Sep 27, 2026, 8:21 PM 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 27, 2026, 8:21 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Clinical Outcomes of Buffered vs. Non-Buffered Lidocaine

NCT02620683
View directory record Official record
Conditions
Blood Levels of Buffered vs Non-buffered Lidocaine, Anesthetics, Local
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
2015 – 2017
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Source: ClinicalTrials.gov public record
Updated Jan 22, 2018 · Synced Sep 27, 2026, 8:21 PM 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 27, 2026, 8:21 PM EDT
Completed Phase 4 Interventional Accepts healthy volunteers

Paracervical Block for Pain Control in First Trimester Abortion

NCT01094366
View directory record Official record
Conditions
Legal Abortion With Complication, Pain
Interventions
Paracervical Block, Sham Paracervical Block
Procedure
Lead sponsor
Oregon Health and Science University
Other
Eligibility
18 Years to 60 Years · Female only
Enrollment
121 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2012
U.S. locations
1
States / cities
Portland, Oregon
Source: ClinicalTrials.gov public record
Updated Dec 26, 2019 · Synced Sep 27, 2026, 8:21 PM EDT
Completed Phase 3 Interventional Accepts healthy volunteers Results available

Effect of Paracervical Block Volume on Pain Control for Dilation and Curettage.o

NCT03636451
View directory record Official record
Conditions
Abortion, Spontaneous, Abortion in First Trimester, Pain Uterus, Abortion Early, Abortion, Missed
Interventions
40cc buffered 0.5% lidocaine with 2 units of vasopressin paracervical block, 20cc 1% lidocaine with 2 units of vasopressin paracervical block
Drug
Lead sponsor
University of California, San Diego
Other
Eligibility
18 Years and older · Female only
Enrollment
114 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2022
U.S. locations
2
States / cities
La Jolla, California • San Diego, California
Source: ClinicalTrials.gov public record
Updated Apr 19, 2023 · Synced Sep 27, 2026, 8:21 PM 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 27, 2026, 8:21 PM EDT
Terminated Not applicable Interventional Accepts healthy volunteers Results available

Jet Injection of 1% Buffered Lidocaine Versus Topical EMLA for Local Anesthesia Before Lumbar Puncture in Children

NCT01628874
View directory record Official record
Conditions
Lumbar Puncture, Topical Analgesia
Interventions
J-Tip, EMLA, Lidocaine
Device · Drug
Lead sponsor
University of Colorado, Denver
Other
Eligibility
Up to 18 Years
Enrollment
66 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2016
U.S. locations
1
States / cities
Aurora, Colorado
Source: ClinicalTrials.gov public record
Updated Jun 20, 2019 · Synced Sep 27, 2026, 8:21 PM EDT
Completed Not applicable Interventional Results available

Needle-Free Jet Injection of Lidocaine During Lumbar Puncture

NCT01224431
View directory record Official record
Conditions
Pain
Interventions
Buffered Lidocaine J-tip
Drug
Lead sponsor
Phoenix Children's Hospital
Other
Eligibility
Up to 90 Days
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2010
U.S. locations
1
States / cities
Phoenix, Arizona
Source: ClinicalTrials.gov public record
Updated Oct 22, 2018 · Synced Sep 27, 2026, 8:21 PM EDT
Terminated Phase 4 Interventional Accepts healthy volunteers Results available

Combination of Buffered Anesthetic to Treat Mandibular Molars

NCT06047366
View directory record Official record
Conditions
Symptomatic Irreversible Pulpitis
Interventions
Sodium bicarbonate, Lidocaine w/ epi, Articaine w/ epi, Mepivacaine plain
Drug
Lead sponsor
Indiana University
Other
Eligibility
18 Years to 80 Years
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2024
U.S. locations
1
States / cities
Indianapolis, Indiana
Source: ClinicalTrials.gov public record
Updated May 12, 2025 · Synced Sep 27, 2026, 8:21 PM EDT