Independent directory Public ClinicalTrials.gov records United States
Clinical Trials Finder
Objective public record navigation
Search Results

Search by objective public record fields.

Search by query text, NCT ID, condition, intervention, sponsor, city, state, recruitment status, phase, study type, healthy volunteer eligibility, sex, or age. Results are retrieved from ClinicalTrials.gov and synchronized into the directory. Search pages remain noindex by default.

Clear filters
ClinicalTrials.gov public records Last synced Sep 28, 2026, 10:10 AM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Showing 1–24 of 39 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Filters: Intervention: Ropivacaine (TAP blocks) Clear all
Completed Phase 4 Interventional Results available

Single-shot TAP Block vs Continuous TAP Block

NCT02475031
View directory record Official record
Conditions
Postoperative Pain
Interventions
TAP-C, TAP-S
Device · Drug
Lead sponsor
Indiana University
Other
Eligibility
18 Years and older
Enrollment
70 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2015
U.S. locations
1
States / cities
Indianapolis, Indiana
Source: ClinicalTrials.gov public record
Updated Aug 3, 2020 · Synced Sep 28, 2026, 10:10 AM EDT
Not listed Not applicable Interventional

Medial Versus Traditional Approach to US-guided TAP Blocks for Open Inguinal Hernia Repair

NCT01589796
View directory record Official record
Conditions
Abdominal Muscles/Ultrasonography, Adult, Ambulatory Surgical Procedures, Anesthetics, Local/Administration & Dosage, Ropivacaine/Administration & Dosage, Ropivacaine/Analogs & Derivatives, Hernia, Inguinal/Surgery, Humans, Nerve Block/Methods, Pain Measurement/Methods, Pain, Postoperative/Prevention & Control, Ultrasonography, Interventional
Interventions
TAP block
Procedure
Lead sponsor
Stamford Anesthesiology Services, PC
Other
Eligibility
18 Years to 75 Years
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2012
U.S. locations
2
States / cities
Stamford, Connecticut
Source: ClinicalTrials.gov public record
Updated May 1, 2012 · Synced Sep 28, 2026, 10:10 AM EDT
Withdrawn Phase 4 Interventional Accepts healthy volunteers

Can Post-operative TAP Block Improve Quality of Recovery After C-sections in Patients on Methadone Maintenance?

NCT01644864
View directory record Official record
Conditions
Uncontrolled Postoperative Pain
Interventions
0.375% ROPIVACAINE, placebo
Drug
Lead sponsor
Thomas Jefferson University
Other
Eligibility
18 Years to 40 Years · Female only
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2013
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated May 7, 2017 · Synced Sep 28, 2026, 10:10 AM EDT
Terminated Phase 1Phase 2 Interventional Accepts healthy volunteers Results available

Study of TAP and Laparoscopic and Robotic Gynecologic Procedures and Obese Women

NCT01866917
View directory record Official record
Conditions
Pain
Interventions
Ropivacaine 0.5% 20cc injectate bilaterally, Placebo
Drug
Lead sponsor
Montefiore Medical Center
Other
Eligibility
18 Years and older · Female only
Enrollment
35 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2016
U.S. locations
1
States / cities
The Bronx, New York
Source: ClinicalTrials.gov public record
Updated Aug 19, 2020 · Synced Sep 28, 2026, 10:10 AM EDT
Withdrawn Phase 3 Interventional

Effectiveness of Transverse Abdominus Plane Catheter Blocks to Patient-controlled Analgesia in Laparoscopic Colon Resections

NCT01592630
View directory record Official record
Conditions
Colorectal Disorders, Observation of Neuromuscular Block
Interventions
0.2% ropivacaine, Saline
Drug
Lead sponsor
Stamford Hospital
Other
Eligibility
18 Years to 100 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2013
U.S. locations
2
States / cities
Stamford, Connecticut
Source: ClinicalTrials.gov public record
Updated Dec 5, 2016 · Synced Sep 28, 2026, 10:10 AM EDT
Completed Not applicable Interventional

Pain After Laparoscopic Cholecystectomy With Bilateral Tranversus Abdominis Plane (TAP) Block Versus Local Anesthetic Infiltration

NCT01204892
View directory record Official record
Conditions
Postoperative Pain
Interventions
TAP Block, Local infiltration
Procedure
Lead sponsor
Baylor College of Medicine
Other
Eligibility
18 Years to 64 Years
Enrollment
80 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2011
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Jul 11, 2012 · Synced Sep 28, 2026, 10:10 AM EDT
Withdrawn Phase 3 Interventional

Intraoperative Transversus Abdominis Plane Block for Gynecologic Surgery (GYNTAP)

NCT02506855
View directory record Official record
Conditions
Postoperative Pain, Postoperative Nausea and Vomiting
Interventions
Ropivacaine, Placebo, Transversus Abdominis Plane Block
Drug · Other · Procedure
Lead sponsor
University of Mississippi Medical Center
Other
Eligibility
18 Years and older · Female only
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2016
U.S. locations
1
States / cities
Jackson, Mississippi
Source: ClinicalTrials.gov public record
Updated May 12, 2016 · Synced Sep 28, 2026, 10:10 AM EDT
Active, not recruiting Phase 4 Interventional Accepts healthy volunteers

TAP Blocks With Ropivacaine Continuous Infusion Catheters vs Single Dose Liposomal Bupivicaine After Kidney Transplant

NCT03737604
View directory record Official record
Conditions
Transplant;Failure,Kidney, Pain, Postoperative
Interventions
Ropivacaine Continuous Infusion Catheter, Single Dose Liposomal Bupivicaine
Drug
Lead sponsor
University of California, Davis
Other
Eligibility
18 Years and older
Enrollment
200 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2026
U.S. locations
1
States / cities
Sacramento, California
Source: ClinicalTrials.gov public record
Updated Jul 5, 2026 · Synced Sep 28, 2026, 10:10 AM EDT
Completed Phase 4 Interventional Results available

Transverse Abdominis Plane (TAP) Block After Cesarean Delivery

NCT01170702
View directory record Official record
Conditions
Postoperative Pain, Pregnancy, Obesity
Interventions
0.9% Normal Saline, 0.2% Ropivacaine, 0.5% Ropivacaine, 0.75% Ropivacaine
Drug
Lead sponsor
Northwestern University
Other
Eligibility
18 Years and older · Female only
Enrollment
120 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2017
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Dec 7, 2021 · Synced Sep 28, 2026, 10:10 AM EDT
Completed Not applicable Interventional Results available

The Effect of Pre-Operative Transversus Abdominis Plane (TAP) Block in the Post Operative Opioid Consumption in Morbid Obese Patients Undergoing Laparoscopic Gastric Bypass Surgery: A Prospective,Randomized, Blinded Study

NCT01075087
View directory record Official record
Conditions
Pain, Obesity, Surgery
Interventions
Placebo, (study group) will receive a bilateral TAP block using 20 cc of 0.5% ropivacaine on each side.
Drug
Lead sponsor
Northwestern University
Other
Eligibility
18 Years to 65 Years
Enrollment
19 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2012
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Jun 25, 2014 · Synced Sep 28, 2026, 10:10 AM EDT
Terminated Not applicable Interventional Accepts healthy volunteers Results available

Ropivacaine Transversus Abdominis Plane Blocks for Cesarean Section Analgesia

NCT02893423
View directory record Official record
Conditions
Postoperative Pain
Interventions
Ropivacaine
Drug
Lead sponsor
Maimonides Medical Center
Other
Eligibility
Female only
Enrollment
51 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2016
U.S. locations
1
States / cities
Brooklyn, New York
Source: ClinicalTrials.gov public record
Updated Sep 20, 2022 · Synced Sep 28, 2026, 10:10 AM EDT
Completed Not applicable Interventional Results available

Study of Transverse Abdominis Plane (TAP) Block in Children Undergoing Hydrocelectomy and/or Hernia Repair Surgery

NCT01698268
View directory record Official record
Conditions
Hydrocele, Inguinal Hernia
Interventions
TAP block, Local Infiltration
Procedure
Lead sponsor
Kaveh Aslani, MD
Other
Eligibility
2 Years to 8 Years
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2014
U.S. locations
1
States / cities
Royal Oak, Michigan
Source: ClinicalTrials.gov public record
Updated Aug 23, 2017 · Synced Sep 28, 2026, 10:10 AM EDT
Completed Not applicable Interventional Results available

Transversus Abdominis Plane (TAP) Block Laparoscopic Hysterectomy

NCT01074229
View directory record Official record
Conditions
Postoperative Pain
Interventions
Placebo, Drug .5% Ropivacaine, 20 cc of 0.25% ropivacaine
Drug
Lead sponsor
Northwestern University
Other
Eligibility
18 Years to 64 Years · Female only
Enrollment
75 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated May 7, 2014 · Synced Sep 28, 2026, 10:10 AM EDT
Enrolling by invitation Phase 4 Interventional

Laparoscopic TAP Block During Robotic Assisted Laparoscopic Radical Prostatectomy for Improvement in Postoperative Pain

NCT05753046
View directory record Official record
Conditions
Prostate Cancer
Interventions
Early TAP Block, Late TAP Block
Drug
Lead sponsor
Corewell Health East
Other
Eligibility
18 Years and older · Male only
Enrollment
94 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2029
U.S. locations
1
States / cities
Royal Oak, Michigan
Source: ClinicalTrials.gov public record
Updated Apr 22, 2026 · Synced Sep 28, 2026, 10:10 AM EDT
Completed Phase 4 Interventional Results available

TAP Block Catheters vs Liposomal Bupivacaine for Pain Control After Colorectal Surgery

NCT03080142
View directory record Official record
Conditions
Colorectal Surgery, TAP Blocks
Interventions
Exparel, Ropivacaine
Drug
Lead sponsor
University of California, Davis
Other
Eligibility
18 Years to 90 Years
Enrollment
86 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2019
U.S. locations
1
States / cities
Sacramento, California
Source: ClinicalTrials.gov public record
Updated Apr 26, 2021 · Synced Sep 28, 2026, 10:10 AM EDT
Withdrawn Not applicable Interventional

Comparison of Different Methods of Pain Control After Cesarean Section for Patients on Buprenorphine or Methadone

NCT02091297
View directory record Official record
Conditions
Caesarean Delivery
Interventions
TAP Block, Ropivacaine, Acetaminophen, Morphine
Drug
Lead sponsor
Dartmouth-Hitchcock Medical Center
Other
Eligibility
18 Years and older · Female only
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014
U.S. locations
3
States / cities
Boston, Massachusetts • Lebanon, New Hampshire
Source: ClinicalTrials.gov public record
Updated Aug 4, 2016 · Synced Sep 28, 2026, 10:10 AM EDT
Terminated Not applicable Interventional

A Trial Comparing Transversus Abdominis Plane Catheter Versus Epidural After Esophagectomy

NCT03570996
View directory record Official record
Conditions
Esophageal Cancer, Pain, Postoperative
Interventions
Esophagectomy, Transversus abdominis plane catheter, Epidural
Procedure
Lead sponsor
Swedish Medical Center
Other
Eligibility
18 Years and older
Enrollment
38 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2020
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Jan 22, 2023 · Synced Sep 28, 2026, 10:10 AM EDT
Withdrawn Phase 1 Interventional

Cool Pre-operative TAP Blocks

NCT04761887
View directory record Official record
Conditions
Anesthetics, Local
Interventions
Cool Ropivacaine Block, Room Temp Ropivacaine Block
Drug
Lead sponsor
Daniel Wambold
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2023
U.S. locations
1
States / cities
Lexington, Kentucky
Source: ClinicalTrials.gov public record
Updated Oct 17, 2022 · Synced Sep 28, 2026, 10:10 AM EDT
Terminated Phase 2 Interventional Results available

Transversus Abdominis Plane (TAP) Versus Local Anesthetic for Lap Appendectomies

NCT01575028
View directory record Official record
Conditions
Appendicitis
Interventions
Ropivacaine, Bupivacaine
Drug
Lead sponsor
Nationwide Children's Hospital
Other
Eligibility
Not listed
Enrollment
3 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2014
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Aug 23, 2015 · Synced Sep 28, 2026, 10:10 AM EDT
Terminated Phase 4 Interventional

Continuous Transversus Abdominis Plane Nerve Block for Postoperative Analgesia

NCT00944151
View directory record Official record
Conditions
Incisional Pain
Interventions
TAP Catheter and Infusion of Study Solution
Procedure
Lead sponsor
University of California, San Diego
Other
Eligibility
18 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2010
U.S. locations
1
States / cities
San Diego, California
Source: ClinicalTrials.gov public record
Updated May 19, 2014 · Synced Sep 28, 2026, 10:10 AM 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 28, 2026, 10:10 AM EDT
Withdrawn Not applicable Interventional

Pain Relief Study of Ultrasound Guided Transverse Abdominis Plane(TAP)Block

NCT01217580
View directory record Official record
Conditions
Cesarean Section
Interventions
0.5% ropivacaine, 0.9% sodium chloride
Drug
Lead sponsor
Ochsner Health System
Other
Eligibility
18 Years and older · Female only
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2011
U.S. locations
1
States / cities
New Orleans, Louisiana
Source: ClinicalTrials.gov public record
Updated Apr 11, 2023 · Synced Sep 28, 2026, 10:10 AM EDT
Terminated Phase 2Phase 3 Interventional Accepts healthy volunteers Results available

Dose Escalation of Dexamethasone to Increase Duration of Transversus Abdominal Plane Block Following Cesarean Section

NCT03098420
View directory record Official record
Conditions
Post Surgical Pain
Interventions
2mg Dexamethasone, 4mg Dexamethasone, Ropivacaine (TAP blocks), Morphine, Bupivacaine Hydrochloride, Normal saline 1ml, Normal saline 0.5ml
Drug
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
18 Years and older · Female only
Enrollment
29 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2021
U.S. locations
1
States / cities
Birmingham, Alabama
Source: ClinicalTrials.gov public record
Updated Jun 17, 2021 · Synced Sep 28, 2026, 10:10 AM EDT
Withdrawn Phase 3 Interventional Accepts healthy volunteers

Efficacy of Transversus Abdominis Plane Block for Laparoscopic Cholecystectomy

NCT02712151
View directory record Official record
Conditions
Pain, Postoperative
Interventions
Abdominal Wall Block, Surgical infiltration, Sterile saline, Ropivacaine 0.2%, Ultrasound, Ropivacaine 0.5%
Procedure · Drug · Device
Lead sponsor
Boston Children's Hospital
Other
Eligibility
5 Years to 17 Years
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2026
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jul 7, 2024 · Synced Sep 28, 2026, 10:10 AM EDT