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Showing 1–24 of 44 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Filters: Intervention: Quadratus Lumborum Block Clear all
Terminated Phase 4 Interventional Results available

Continuous Nerve Block Block vs Combination of Single Block Plus Intravenous Lidocaine for Postoperative Pain.

NCT04208516
View directory record Official record
Conditions
Postoperative Pain
Interventions
Continuous Erector Spinae Plane Nerve Block, Continuous Quadratus Lumborum Nerve Block, Single Erector Spinae Plane Nerve Block, Single Quadratus Lumborum Nerve Block, Lidocaine IV, Ropivacaine 0.5% Injectable Solution, Dexamethasone, Dexmedetomidine, Lidocaine
Procedure · Drug
Lead sponsor
Jeremy Kearns
Other
Eligibility
18 Years to 90 Years
Enrollment
17 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Sep 12, 2023 · Synced Sep 2, 2026, 8:03 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Quadratus Lumborum Versus Transversus Abdominis Plane Nerve Block: A Comparison Study

NCT03490357
View directory record Official record
Conditions
Anesthesia
Interventions
Control - Transversus Abdominus Plane Block, Quadratus Lumborum Block
Procedure
Lead sponsor
Medical University of South Carolina
Other
Eligibility
18 Years and older
Enrollment
182 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2023
U.S. locations
1
States / cities
Charleston, South Carolina
Source: ClinicalTrials.gov public record
Updated Aug 7, 2023 · Synced Sep 2, 2026, 8:03 PM EDT
Recruiting Not applicable Interventional

Efficacy of Perioperative Opioid Sparing Techniques on Time to Initiation of Chemotherapy

NCT07153614
View directory record Official record
Conditions
Perioperative Opioid Sparing Techniques
Interventions
Intrathecal Morphine Block, Bilateral Quadratus Lumborum Block, Bilateral Transverse Abdominis Plane Block
Procedure
Lead sponsor
University of Tennessee Graduate School of Medicine
Other
Eligibility
18 Years to 80 Years
Enrollment
200 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
1
States / cities
Knoxville, Tennessee
Source: ClinicalTrials.gov public record
Updated Sep 3, 2025 · Synced Sep 2, 2026, 8:03 PM 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 Sep 2, 2026, 8:03 PM EDT
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 Sep 2, 2026, 8:03 PM 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 Sep 2, 2026, 8:03 PM EDT
Terminated Phase 4 Interventional Accepts healthy volunteers Results available

Comparison of TAP, Anterior QL, or ESP Block for Elective Cesarean Section

NCT03695172
View directory record Official record
Conditions
Pain, Postoperative, Cesarean Section
Interventions
Ropivacaine, TAP block, QL block, ESP block
Drug · Procedure · Biological
Lead sponsor
Duke University
Other
Eligibility
18 Years and older · Female only
Enrollment
12 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2021
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Jan 11, 2022 · Synced Sep 2, 2026, 8:03 PM EDT
Completed Phase 3 Interventional Results available

Evaluation of Anterior Quadratus Lumborum Block for Postoperative Analgesia in Hip Arthroscopy

NCT03432650
View directory record Official record
Conditions
Hip Disease
Interventions
Bupivacaine + dexamethasone, Ultrasound
Drug · Device
Lead sponsor
Hospital for Special Surgery, New York
Other
Eligibility
18 Years to 80 Years
Enrollment
96 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 Aug 18, 2022 · Synced Sep 2, 2026, 8:03 PM 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 Sep 2, 2026, 8:03 PM 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 Sep 2, 2026, 8:03 PM 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 Sep 2, 2026, 8:03 PM 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 Sep 2, 2026, 8:03 PM EDT
Completed Phase 4 Interventional Results available

QL Block With Exparel in Colectomy

NCT03827291
View directory record Official record
Conditions
Laparotomy, Colectomy
Interventions
Exparel, Thoracic epidural analgesia
Drug · Other
Lead sponsor
Duke University
Other
Eligibility
18 Years to 85 Years
Enrollment
35 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2022
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Oct 15, 2025 · Synced Sep 2, 2026, 8:03 PM 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 Sep 2, 2026, 8:03 PM 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 Sep 2, 2026, 8:03 PM EDT
Completed Phase 4 Interventional Results available

Volume Versus Concentration: Clinical Effectiveness of Single Shot Quadrates Lumborum Block Using Either a High Volume/Low Concentration or Low Volume/High Concentration Injectate for Total Hip Arthroplasty.

NCT04259645
View directory record Official record
Conditions
Acute Pain
Interventions
Drug: Bupivacaine 0.375% 20 mL, Drug: Bupivacaine 0.375% diluted to 0.1875%
Drug
Lead sponsor
Anna Uskova
Other
Eligibility
18 Years to 90 Years
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
2
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jul 9, 2024 · Synced Sep 2, 2026, 8:03 PM EDT
Recruiting Not applicable Interventional

QL vs LAI for Palatoplasty

NCT06420336
View directory record Official record
Conditions
Post-operative Pain, Opioid Use, Cleft Palate
Interventions
Quadratus lumborum block, Local anesthetic infiltration
Procedure
Lead sponsor
Medical University of South Carolina
Other
Eligibility
6 Years to 18 Years
Enrollment
46 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2027
U.S. locations
1
States / cities
Charleston, South Carolina
Source: ClinicalTrials.gov public record
Updated Jul 8, 2026 · Synced Sep 2, 2026, 8:03 PM EDT
Completed Not applicable Interventional

Effects of Continuous Bilateral QL Analgesia After Open Abdominal Surgery

NCT02684968
View directory record Official record
Conditions
Pain, Postoperative
Interventions
Colorectal surgery
Procedure
Lead sponsor
The Cleveland Clinic
Other
Eligibility
18 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2019
U.S. locations
1
States / cities
Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated Feb 8, 2021 · Synced Sep 2, 2026, 8:03 PM EDT
Completed Not applicable Interventional

Comparing the Efficacy of Epidural and Quadratus Lumborum Analgesia After Open Nephrectomy Surgery

NCT03110081
View directory record Official record
Conditions
Open Nephrectomy Surgery
Interventions
Quadratus lumborum block, Epidural analgesia
Procedure
Lead sponsor
The Cleveland Clinic
Other
Eligibility
Not listed
Enrollment
57 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2020
U.S. locations
1
States / cities
Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated Apr 28, 2021 · Synced Sep 2, 2026, 8:03 PM 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 Sep 2, 2026, 8:03 PM EDT
Completed Phase 4 Interventional

Transmuscular Quadratus Lumborum Block Plus Pericapsular Injection vs Pericapsular Injection

NCT04353414
View directory record Official record
Conditions
Hip Pain Chronic
Interventions
Transmuscular Quadratus Lumborum Block, Pericapsular injection, Bupivacaine Hydrochloride
Procedure · Drug
Lead sponsor
NYU Langone Health
Other
Eligibility
18 Years to 65 Years
Enrollment
104 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Mar 1, 2022 · Synced Sep 2, 2026, 8:03 PM 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 Sep 2, 2026, 8:03 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

QL vs LP Blocks for Analgesia Following THA

NCT04402437
View directory record Official record
Conditions
Surgery
Interventions
LP Block, QL Block
Procedure
Lead sponsor
Medical University of South Carolina
Other
Eligibility
18 Years and older
Enrollment
111 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2021
U.S. locations
1
States / cities
Charleston, South Carolina
Source: ClinicalTrials.gov public record
Updated Aug 1, 2022 · Synced Sep 2, 2026, 8:03 PM 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 Sep 2, 2026, 8:03 PM EDT