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Tropisetron reduces vomiting after tonsillectomy in children
1Department of Anaesthesia, Princess Margaret Hospital for Children, Perth, Australia.
British Journal of Anaesthesia
|October 15, 1998
Summary
Tropisetron effectively reduced postoperative nausea and vomiting in children undergoing tonsillectomy. This new antiemetic significantly decreased emetic episodes and severe vomiting compared to placebo.
Area of Science:
- Pediatric Anesthesiology
- Pharmacology
- Surgical Outcomes
Background:
- Postoperative nausea and vomiting (PONV) are frequent complications following adenotonsillectomy in children.
- Tropisetron, a serotonin antagonist, is a proven antiemetic in adults, but its efficacy in pediatric patients is not established.
Purpose of the Study:
- To evaluate the effectiveness of a single intravenous dose of tropisetron in preventing vomiting after pediatric tonsillectomy or adenotonsillectomy.
Main Methods:
- A randomized, double-blind, placebo-controlled trial involving 48 children undergoing tonsillectomy or adenotonsillectomy.
- Participants received either tropisetron (0.1 mg/kg) or placebo intravenously at anesthesia induction.
- Vomiting incidence was monitored for 24 hours post-surgery, with metoclopramide used as a rescue antiemetic.
Main Results:
- Tropisetron significantly reduced the overall incidence of emetic episodes (29% vs. 65% in the control group; P = 0.019).
- The incidence of severe vomiting was markedly lower in the tropisetron group (0% vs. 52% in the control group; P < 0.001).
Conclusions:
- Tropisetron is an effective antiemetic for managing PONV in children after tonsillectomy.
- This study supports the use of tropisetron for preventing vomiting in pediatric surgical patients.