Can skipping opioids during mastectomy protect the immune system?
Symptom relief
Completed
This trial compares two anesthesia approaches for women having a mastectomy for breast cancer. One group receives opioid-free anesthesia with a pectoral nerve block, while the other receives standard opioid-based anesthesia with fentanyl. Researchers measure CD4+ T-cell counts be…
Sponsor: Muhammad Fiqhi Amiruddin • Aim: Symptom relief
Last updated Sep 04, 2026 00:00 UTC