Group 3:Sodium chloride injection

Phase II study of efficacy and safety of QP001 injection in subjects with moderate to severe pain after abdominal surgery

A multicenter, randomized, double-blind, positive drug and placebo parallel-controlled Phase II clinical study evaluating the efficacy, safety, and pharmacokinetic characteristics of a single administration of QP-6211 injection in subjects undergoing open unilateral hallux valgus correction surgery.