New shot could ease back surgery pain for days, cut opioid need
Symptom relief
Recruiting now
This study is testing a new long-acting numbing medicine (liposomal bupivacaine) for pain relief after major back surgery. Researchers will compare it to the standard numbing medicine to see if it provides better pain control for up to 3 days and reduces the need for strong opioi…
Phase: PHASE4 • Sponsor: Min Li • Aim: Symptom relief
Last updated Mar 30, 2026 14:29 UTC