Effect of Tramadol on Postoperative Sore Throat After General Anesthesia
Clinical trial NCT04991493 · UNKNOWN
Trial details
- NCT number
- NCT04991493
- Sponsor
- Affiliated Cancer Hospital of Shantou University Medical College
- Status
- UNKNOWN
- Phase
- Phase 4
- Study type
- INTERVENTIONAL
- Start date
- 2021-09-10
- Primary completion
- 2023-11-01
- Enrollment
- 168
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