comparison of the postoperative analgesia of different volumes of bupivacaine for Ultrasound-guided Rhomboid Intercostal Block in patient undergoing Modified Radical Mastectomy: a Randomized Controlled Trial

Efficacy of Two Volumes of Bupivacaine 0.375% on Postoperative Analgesia in Ultrasound-guided Rhomboid Intercostal Block in Modified Radical Mastectomy: a Randomized Controlled Trial

Status

Recruiting

Phases

Unknown

Study type

Interventional

Source

PACTR

Registry ID

PACTR202306811590520

Enrollment

114

Registered

2023-06-21

Start date

2021-07-01

Completion date

Unknown

Last updated

2026-08-03

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

Conditions

Cancer Surgery Anaesthesia

Interventions

rhomboid intercostal block V 25

Rhomboid intercostal block V 40

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: • Female patients aged between 25-65 years. • ASA physical status I or II. • Scheduled for elective unilateral modified radical mastectomy.

Exclusion criteria

Exclusion criteria: • Patient refusal. • Infection at the site of injection. • Hypersensitivity to the local anesthetic. • Bleeding disorders. • Patients with cardiac, hepatic, and renal failure. • BMI =40 kg/m2

Design outcomes

Primary

Measure	Time frame
•The total analgesic requirements during the first 24 hours Postoperative.	—

Secondary

Measure	Time frame
• The duration of analgesia (time of first analgesic request). • Postoperative visual analog score (VAS). • Hemodynamics (Intraoperative and Postoperative). • Postoperative complications.	—

Countries

Egypt

Contacts

Public Contacttarek shams

professor of anesthesia mansoura university

m.o.f.nasr@gmail.com+201016007487

Outcome results

None listed

Source: PACTR (via WHO ICTRP) · Data processed: Aug 9, 2026