New pain block could cut opioid use after abdominal surgery
Symptom relief
Recruiting now
This study tests a new nerve block called the External Oblique Intercostal Plane Block (EOIB) to see if it reduces pain and the need for opioids after major upper abdominal surgery. 78 adults having laparoscopic surgery on the stomach, liver, gallbladder, or pancreas will be rand…
Phase: NA • Sponsor: Jun Zhang • Aim: Symptom relief
Last updated Jun 27, 2026 14:02 UTC