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Comparison Between Tranversus Abdominis Plane (TAP) Block With Only Bupivacaine and TAP Block With Bupivacaine Plus Ketamine in Reducing Postoperative Pain After Total Abdominal Hystrectomy

Transversus Abdominis Plane Block : A Comparative Study Between Bupivacaine vs Bupivacaine With Ketamine in Total Abdominal Hystrectomy

Status
Recruiting
Phases
Phase 1Phase 2
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT07482709
Acronym
TAP-BvsBK-TAH
Enrollment
30
Registered
2026-03-19
Start date
2025-11-01
Completion date
2026-04-01
Last updated
2026-03-25

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Post Operative Pain in Total Abdominal Hystrectomy

Keywords

post operative pain, total abdominal hystrectomy, TAP Block with ketamine, bupivacaine vs bupivacaine plus ketamine

Brief summary

The goal of this study is to know how effectively TAP block can reduce postoperative pain in total abdominal hystrectomy patients when given ketamine in addition to bupivacaine in TAP block and to compare it with the conventional TAP block with bupivacaine only. The main question it aims to answer is: Does intervention with ketamine in TAP block lowers the postoperative pain measured via visual analog scale and decreases the need for rescue analgesia? Patients will be assessed for pain in PACU( post anesthesia care unit), 6 hours, 12 hours and 24 hours postoperatively. Time of rescue analgesia will also be noted if given.

Detailed description

This is a prospective, randomized, double blind control trial.Patients will be randomly divided into 2 groups; group A and group B with 15 patients in each group. Group A will recive TAP block with 20ml solution of 0.25% bupivacaine on each side of abdomen while group B will recieve 50mg ketamine in addtion to 20ml of 0.25% bupivacaine.The drugs will be prepared by the second anesthesiologist who will not be part of data collection and analysis.Post operative pain will be assessed using VAS score in PACU, after 6 , 12 and 24hours post total abdominal hystrectomy. Inj. tramadol 50mg will be used as rescue analgesia.In addition to inj. pracetamol 1g 8 hourly and inj. ketorolac 30mg 12 hourly, time for administration of rescue analgesia will be noted.

Interventions

20ml of 0.25% bupivacaine inTAP block

DRUGbupivicaine 0.25% + ketamine

20ml of 0.25% of bupivacaine with 50mg ketamine in TAP block

Sponsors

Liaquat National Hospital & Medical College
Lead SponsorOTHER

Study design

Allocation
RANDOMIZED
Intervention model
PARALLEL
Primary purpose
SUPPORTIVE_CARE
Masking
QUADRUPLE (Subject, Caregiver, Investigator, Outcomes Assessor)

Eligibility

Sex/Gender
FEMALE
Age
25 Years to 65 Years
Healthy volunteers
No

Inclusion criteria

* Aged between 25 to 60 years. * ASA grade I \& II. * Undergoing total abdominal hysterectomy.

Exclusion criteria

* BMI \>35kg/m2. * Patient refusal for participation. * Patients with coagulation disorders. * Patents with history of allergy and hypersensitivity to local anesthetic. * Patient having infection at the injection site. * Alcohol or drug abuse. * Cognitive or mental disorder.

Design outcomes

Primary

MeasureTime frameDescription
VAS scoreAt PACU(5 mins after shifting to PACU), 6,12 and 24 hours post-operativelyVAS (visual analog scale ) score noted VAS of \<2 = no pain VAS of 2-4 = mild pain VAS of 5-6 = moderate pain VAS of \>6 = severe pain
Time of receiving first rescue analgesiawithin first 24 hours postoperativelytime for additional requirment of inj. tramadol 50mg for post operative pain relief

Countries

Pakistan

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Mar 26, 2026