A simplified risk score for predicting postoperative nausea and vomiting: conclusions from cross-validations between two centers.
C C Apfel, E Läärä, M Koivuranta...
https://pubmed.ncbi.nlm.nih.gov/10485781Actively Recruiting
Led by Beijing Tiantan Hospital · Updated on 2025-11-18
588
Participants Needed
1
Research Sites
4 weeks
Total Duration
Researchers are evaluating the effects and safety of dexamethasone palmitate compared to dexamethasone for preventing postoperative nausea and vomiting (PONV) in patients undergoing minimally invasive endoscopic surgeries. Although dexamethasone is commonly used to prevent PONV, some patients still experience symptoms after surgery. Dexamethasone palmitate has a longer-lasting anti-inflammatory effect with potentially fewer side effects, making it important to study its impact in this setting. Participants will be randomly assigned to receive either an intravenous injection of dexamethasone palmitate or dexamethasone after anesthesia induction and before the surgical incision. The dexamethasone palmitate group receives 8 mg (containing 5 mg dexamethasone), while the dexamethasone group receives 5 mg. This treatment is given just before surgery to assess its role in preventing PONV. During the study, participants will be monitored for the incidence of PONV within the first 24 hours after surgery, as well as at multiple time points up to 72 hours postoperatively. Researchers will also assess nausea and vomiting episodes, severity of symptoms, rescue antiemetic use, participant satisfaction, recovery quality, pain levels using the VAS scale, length of postoperative hospital stay, and safety outcomes throughout the research period. The total participation duration includes assessments at discharge and up to one month after surgery.
CONDITIONS
Dexamethasone Palmitate for PONV After Minimally Invasive Endoscopic Surgery
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Complete this quick 3-step screening to check your eligibility
Duration - 2 to 4 weeks
Participants are screened for eligibility to participate in the trial.
1 visit (in-person)
Duration - Single administration on the day of surgery
Participants receive an intravenous injection of either dexamethasone palmitate or dexamethasone after anesthesia induction and before surgical incision to prevent postoperative nausea and vomiting.
1 treatment visit (in-person)
Duration - Up to 1 month postoperatively
Participants are monitored for postoperative nausea and vomiting, recovery quality, and safety outcomes.
Multiple visits at 6 hours, 24 hours, 48 hours, 72 hours, discharge, and 1 month postoperatively
Total: 1 location
1
Beijing Tiantan Hospital
Beijing, Beijing Municipality, China, 100070
Actively Recruiting
F
Fang Luo
Study Type
INTERVENTIONAL
Masking
NONE
Allocation
RANDOMIZED
Model
PARALLEL
Primary Purpose
PREVENTION
Number of Arms
2
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