New Long-Acting anesthetic could mean fewer pain shots after surgery
Symptom relief
Not yet recruiting
This early-stage trial tests a new form of the common anesthetic bupivacaine, called HYR-PB21, designed to provide longer pain relief after surgery. Healthy adults receive a single injection of HYR-PB21 at one of three doses or a standard bupivacaine shot. Researchers measure how…
Phase: PHASE1 • Sponsor: Fruithy Holdings Limited • Aim: Symptom relief
Last updated Jul 23, 2026 00:00 UTC