# A Clinical Study to Evaluate Efficacy and Safety of HSK21542 for Postoperative Analgesia of Subjects Undergoing Elective Laparoscopic Surgery Under General Anesthesia

> **NCT04738357** · PHASE3 · COMPLETED · sponsor: **Haisco Pharmaceutical Group Co., Ltd.** · enrollment: 276 (actual)

## Conditions studied

- Postoperative Analgesia

## Interventions

- **DRUG:** HSK21542
- **DRUG:** Placebo

## Key facts

- **NCT ID:** NCT04738357
- **Lead sponsor:** Haisco Pharmaceutical Group Co., Ltd.
- **Sponsor class:** INDUSTRY
- **Phase:** PHASE3
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2021-03-24
- **Primary completion:** 2021-07-30
- **Final completion:** 2021-09-30
- **Target enrollment:** 276 (ACTUAL)
- **Last updated:** 2023-02-21


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT04738357

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT04738357, "A Clinical Study to Evaluate Efficacy and Safety of HSK21542 for Postoperative Analgesia of Subjects Undergoing Elective Laparoscopic Surgery Under General Anesthesia". Retrieved via AI Analytics 2026-06-02 from https://api.ai-analytics.org/clinical/NCT04738357. Licensed CC0.

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