U.S., May 13 -- ClinicalTrials.gov registry received information related to the study (NCT07579650) titled 'SPSIP Block for Postoperative Analgesia in Mastectomy' on May 05.

Brief Summary: This study aims to evaluate the effect of serratus posterior superior intercostal plane (SPSIP) block on postoperative pain, opioid consumption, and analgesic requirements in patients undergoing mastectomy and axillary lymph node dissection

Study Start Date: May 16

Study Type: INTERVENTIONAL

Condition: Breast Cancer

Intervention: PROCEDURE: SPSIP Block With Bupivacaine

Participants will receive an ultrasound-guided SPSIP block using bupivacaine.

PROCEDURE: SPSIP Block With Saline

Participants will receive an ultrasound-guided SPSIP block using n...