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Showing 1–24 of 38 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Filters: Condition: Quadratus Lumborum Block Clear all
Completed Phase 2 Interventional Results available

IINB vs. QLB for Elective Open Inguinal Herniorrhaphy

NCT03007966
View directory record Official record
Conditions
Nerve Block, Herniorrhaphy, Regional Anesthesia
Interventions
Ilioinguinal / Iliohypogastric Block, Quadratus Lumborum Block, Bupivacaine 0.25%, Epinephrine 1:200k, Clonidine 1.66mcg/cc
Procedure · Drug
Lead sponsor
Wake Forest University Health Sciences
Other
Eligibility
18 Years to 90 Years
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2018
U.S. locations
1
States / cities
Winston-Salem, North Carolina
Source: ClinicalTrials.gov public record
Updated Nov 17, 2019 · Synced Jul 22, 2026, 3:11 AM EDT
Completed Phase 4 Interventional Results available

The Role of Quadratus Lumborum Blocks Following Minimally Invasive Hysterectomy

NCT05480111
View directory record Official record
Conditions
Pain, Postoperative
Interventions
Local anesthesia at incision site, Sham QL, Sham Local, QL
Drug
Lead sponsor
The University of Texas Health Science Center, Houston
Other
Eligibility
18 Years and older · Female only
Enrollment
76 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2023
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Jun 4, 2024 · Synced Jul 22, 2026, 3:11 AM EDT
Not yet recruiting Phase 4 Interventional

Impact of Preoperative Quadratus Lumborum Block on Postoperative Opioid Consumption After Laparoscopic Hysterectomy

NCT06709716
View directory record Official record
Conditions
Postoperative Pain, Laparoscopic Hysterectomy, Nerve Block, Quadratus Lumborum Block
Interventions
Quadratus Lumborum Block (QLB), Quadratus lumborum block, Local Anesthetic Solution
Drug
Lead sponsor
Walter Reed National Military Medical Center
Federal
Eligibility
18 Years and older · Female only
Enrollment
76 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2026
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Nov 28, 2024 · Synced Jul 22, 2026, 3:11 AM EDT
Withdrawn Phase 4 Interventional

Rescue Quadratus Lumborum Blocks for Post-cesarean Pain

NCT04397458
View directory record Official record
Conditions
Morphine, Analgesics, Analgesics, Opioid, Peripheral Nervous System Agents
Interventions
Saline, Bupivacaine, Dexamethasone
Drug
Lead sponsor
The University of Texas Health Science Center, Houston
Other
Eligibility
18 Years to 50 Years · Female only
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Nov 2, 2023 · Synced Jul 22, 2026, 3:11 AM EDT
Terminated Early Phase 1 Interventional Accepts healthy volunteers

Lidocaine Infusion or Quadratus Lumborum Block and Intrathecal Morphine, Versus Intrathecal Morphine Alone

NCT03658109
View directory record Official record
Conditions
Gynecologic Cancer
Interventions
Lidocaine Bolus Infusion, QL block, Saline Bolus Infusion, Simulated QL block
Drug · Procedure
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
18 Years to 69 Years · Female only
Enrollment
1 participant
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2021
U.S. locations
1
States / cities
Birmingham, Alabama
Source: ClinicalTrials.gov public record
Updated May 9, 2021 · Synced Jul 22, 2026, 3:11 AM EDT
Not yet recruiting Not applicable Interventional

Quadratus Lumborum Versus Placebo in Open Ventral Hernia Repair

NCT06953635
View directory record Official record
Conditions
Hernia, Ventral, Pain Management
Interventions
Quadratus Lumborum (QL) Block, Placebo
Procedure
Lead sponsor
University of Tennessee Graduate School of Medicine
Other
Eligibility
18 Years and older
Enrollment
70 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
1
States / cities
Knoxville, Tennessee
Source: ClinicalTrials.gov public record
Updated Apr 30, 2025 · Synced Jul 22, 2026, 3:11 AM EDT
Completed Phase 4 Interventional Results available

Surgeon Infiltration QL Block Comparison

NCT03496610
View directory record Official record
Conditions
Quadratus Lumborum Block, Surgical Wound Infiltration
Interventions
Liposomal Bupivicaine, QL Block
Drug · Procedure
Lead sponsor
Duke University
Other
Eligibility
18 Years to 75 Years
Enrollment
44 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Mar 4, 2024 · Synced Jul 22, 2026, 3:11 AM EDT
Enrolling by invitation Early Phase 1 Interventional

Quadratus Lumborum Block for Total Hip Arthroplasty

NCT05247255
View directory record Official record
Conditions
Pain, Postoperative
Interventions
Active Comparator, Placebo Comparator
Drug
Lead sponsor
University of California, Los Angeles
Other
Eligibility
18 Years and older
Enrollment
80 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2027
U.S. locations
1
States / cities
Santa Monica, California
Source: ClinicalTrials.gov public record
Updated Jun 4, 2026 · Synced Jul 22, 2026, 3:11 AM EDT
Terminated Phase 4 Interventional Results available

ITM vs QL for Pediatric Open Lower Abdominal Procedures

NCT05506930
View directory record Official record
Conditions
Pain Control, Ureteral Reimplantation, Pediatrics, Intrathecal Morphine
Interventions
Intrathecal Morphine, Quadratus lumborum block
Drug
Lead sponsor
Medical University of South Carolina
Other
Eligibility
12 Months to 11 Years
Enrollment
14 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2024
U.S. locations
1
States / cities
Charleston, South Carolina
Source: ClinicalTrials.gov public record
Updated Apr 14, 2025 · Synced Jul 22, 2026, 3:11 AM EDT
Completed Phase 2Phase 3 Interventional Results available

Quadratus Lumborum Block Versus Control for Total Hip Arthroplasty

NCT03408483
View directory record Official record
Conditions
Total Hip Arthroplasty
Interventions
Quadratus Lumborum Block (QLB), Standard of Care
Drug
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
18 Years and older
Enrollment
80 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2020
U.S. locations
1
States / cities
Birmingham, Alabama
Source: ClinicalTrials.gov public record
Updated Jun 8, 2021 · Synced Jul 22, 2026, 3:11 AM EDT
Terminated Phase 4 Interventional Accepts healthy volunteers Results available

Impact of Quadratus Lumborum Block on Recovery Profile After Ventral Hernia Repair

NCT03794882
View directory record Official record
Conditions
Pain, Postoperative, Opioid Use
Interventions
Quadratus Lumborum Block, Standard Medical Management
Combination Product · Procedure
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
18 Years to 80 Years
Enrollment
14 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2020
U.S. locations
1
States / cities
Madison, Wisconsin
Source: ClinicalTrials.gov public record
Updated Sep 20, 2022 · Synced Jul 22, 2026, 3:11 AM EDT
Withdrawn Phase 4 Interventional Accepts healthy volunteers

Quadratus Lumborum vs Erector Spinae Supplementary Blocks With Lumbar Plexus Blocks for Hip PAO

NCT04481451
View directory record Official record
Conditions
Pain, Postoperative, Regional Anesthesia, Hip Dysplasia
Interventions
Erector spinae block with ropivacaine 0.2%, Quadratus lumborum block with ropivacaine 0.2%, Ropivacaine
Procedure · Drug
Lead sponsor
Boston Children's Hospital
Other
Eligibility
15 Years to 30 Years
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2025
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Dec 11, 2025 · Synced Jul 22, 2026, 3:11 AM EDT
Completed Phase 4 Interventional Results available

Efficacy Of Quadratus Lumborum II Block For Laparoscopic Sleeve Gastrectomy

NCT04073056
View directory record Official record
Conditions
Morbid Obesity, High BMI
Interventions
Bupivacaine
Drug
Lead sponsor
Icahn School of Medicine at Mount Sinai
Other
Eligibility
18 Years to 65 Years
Enrollment
41 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2021
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jan 4, 2023 · Synced Jul 22, 2026, 3:11 AM EDT
Active, not recruiting Phase 2 Interventional Results available

Repeat or Single Quadratus Lumborum Block for the Reduction of Opioid Prescriptions After Surgery in Retroperitoneal Sarcoma Patients ("RESQU-SARC" Trial)

NCT04189783
View directory record Official record
Conditions
Retroperitoneal Sarcoma
Interventions
Liposomal Bupivacaine, Quadratus Lumborum Block, Questionnaire Administration
Drug · Other
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
18 Years and older
Enrollment
113 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2026
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Apr 13, 2026 · Synced Jul 22, 2026, 3:11 AM EDT
Completed Not applicable Interventional

Comparing 3 Different Types of Pain Blocks After Laparoscopic Nephrectomy

NCT03581539
View directory record Official record
Conditions
Nephrectomy
Interventions
Transverses Abdominis Plane (TAP) block, Quadratus Lumborum (QL) block, Surgeon Infiltration using Exparel
Procedure
Lead sponsor
Indiana University
Other
Eligibility
18 Years and older
Enrollment
120 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2020
U.S. locations
1
States / cities
Indianapolis, Indiana
Source: ClinicalTrials.gov public record
Updated Jun 26, 2023 · Synced Jul 22, 2026, 3:11 AM EDT
Completed Not applicable Interventional

Lumbar Plexus Block Versus Quadratus Lumborum Block for Primary Anterior Total Hip Arthroplasty

NCT03409900
View directory record Official record
Conditions
Osteoarthritis, Total Hip Arthroplasty
Interventions
LPB, QLB
Other
Lead sponsor
Wake Forest University Health Sciences
Other
Eligibility
18 Years to 95 Years
Enrollment
44 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019
U.S. locations
1
States / cities
Winston-Salem, North Carolina
Source: ClinicalTrials.gov public record
Updated May 11, 2020 · Synced Jul 22, 2026, 3:11 AM EDT
Terminated Phase 1 Interventional

Quadratus Lumborum Nerve Blocks for Myomectomies

NCT03935815
View directory record Official record
Conditions
Laparoscopic Myomectomy, Quadratus Lumborum Nerve Block
Interventions
Ropivacaine injection, Sham treatment
Drug · Procedure
Lead sponsor
University of California, Los Angeles
Other
Eligibility
18 Years and older · Female only
Enrollment
26 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2020
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Apr 27, 2021 · Synced Jul 22, 2026, 3:11 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Ultrasound Guided Posterior Quadratus Lumborum Block for Postoperative Analgesia in Gynecologic Surgery

NCT04549090
View directory record Official record
Conditions
Post-operative Pain, Gynecologic Surgery, Regional Anesthesia
Interventions
QL (quadratus lumborum) block administration
Drug
Lead sponsor
Pedram Bral
Other
Eligibility
18 Years to 65 Years · Female only
Enrollment
50 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2022
U.S. locations
1
States / cities
Brooklyn, New York
Source: ClinicalTrials.gov public record
Updated Apr 11, 2022 · Synced Jul 22, 2026, 3:11 AM EDT
Recruiting Phase 4 Interventional

QL Block in Laparoscopic Myomectomy

NCT05979493
View directory record Official record
Conditions
Postoperative Pain, Fibroid Uterus
Interventions
Bupivacain, Saline
Drug
Lead sponsor
Joseph Findley MD
Other
Eligibility
18 Years to 45 Years · Female only
Enrollment
80 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2026
U.S. locations
1
States / cities
Beachwood, Ohio
Source: ClinicalTrials.gov public record
Updated Aug 5, 2025 · Synced Jul 22, 2026, 3:11 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Quadratus Lumborum Block for Analgesia Following Hip Arthroscopy

NCT03557125
View directory record Official record
Conditions
Surgery
Interventions
QL Block, Saline Skin Wheel
Other
Lead sponsor
Medical University of South Carolina
Other
Eligibility
18 Years and older
Enrollment
46 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2020
U.S. locations
1
States / cities
Charleston, South Carolina
Source: ClinicalTrials.gov public record
Updated Feb 1, 2021 · Synced Jul 22, 2026, 3:11 AM EDT
Terminated Not applicable Interventional Accepts healthy volunteers

ESP vs QL for Total Abdominal Hysterectomy

NCT04074226
View directory record Official record
Conditions
Postoperative Pain
Interventions
Erector Spinae Plane block, Quadratus Lumborum Block
Procedure
Lead sponsor
University of Texas Southwestern Medical Center
Other
Eligibility
18 Years to 80 Years · Female only
Enrollment
17 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2023
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Apr 3, 2023 · Synced Jul 22, 2026, 3:11 AM EDT
Terminated Phase 4 Interventional Accepts healthy volunteers Results available

A Randomized Control Trial Comparing Analgesic Benefits of Ultrasound-guided Single vs Continuous Quadratus Lumborum Blocks (QLB)vs Intrathecal Morphine(ITM) for Post Cesarean Section Pain

NCT04368364
View directory record Official record
Conditions
Pain, Postoperative
Interventions
Intrathecal morphine sulfate (ITM), Bupivacaine hydrochloride, ropivacaine hydrochloride
Drug
Lead sponsor
The University of Texas Health Science Center, Houston
Other
Eligibility
18 Years and older · Female only
Enrollment
3 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020
U.S. locations
2
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated May 15, 2022 · Synced Jul 22, 2026, 3:11 AM EDT
Terminated Phase 3 Interventional Results available

ITM + Bupivacaine QLB vs. ITM + Sham Saline QLB for Cesarean Delivery Pain

NCT03261193
View directory record Official record
Conditions
Pain, Postoperative
Interventions
ITM + Sham QLB, ITM + Bupivacaine QLB
Drug
Lead sponsor
Nicholas Schott
Other
Eligibility
18 Years to 45 Years · Female only
Enrollment
21 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2022
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated May 5, 2024 · Synced Jul 22, 2026, 3:11 AM EDT
Completed Phase 2 Interventional Results available

Repeat Quadratus Lumborum Block to Reduce Opioid Need in Patients After Pancreatic Surgery

NCT03745794
View directory record Official record
Conditions
Pancreatic Carcinoma
Interventions
Best Practice, Quadratus Lumborum Block, Quality-of-Life Assessment, Questionnaire Administration
Other · Drug
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
18 Years and older
Enrollment
136 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2025
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Dec 22, 2025 · Synced Jul 22, 2026, 3:11 AM EDT