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2 Doses of an Approved Drug Being Studied for a New Indication for the Prevention of Postoperative Nausea and Vomiting

Information source: Merck
Information obtained from ClinicalTrials.gov on June 20, 2008
Link to the current ClinicalTrials.gov record.

Condition(s) targeted: Postoperative Nausea and Vomiting

Intervention: MK0869, aprepitant (Drug); Comparator: ondansetron IV (Drug)

Phase: Phase 3

Status: Completed

Sponsored by: Merck

Official(s) and/or principal investigator(s):
Medical Monitor, Study Director, Affiliation: Merck


The purpose of this study is to assess the safety and efficacy of 2 doses of an approved drug for a new indication in the prevention of postoperative nausea and vomiting in patients receiving general anesthesia for open abdominal surgery requiring overnight hospital stay.

Clinical Details

Official title: A Randomized, Double-Blind, Active Comparator-Controlled, Parallel-Group Study, Conducted Under In-House Blinding Conditions, to Examine the Safety, Tolerability, and Efficacy of 2 Doses of Aprepitant for the Prevention of Postoperative Nausea and Vomiting

Study design: Prevention, Randomized, Double-Blind, Active Control, Parallel Assignment, Safety/Efficacy Study

Primary outcome: Prevention of PONV in the 24 hours following end of surgery; Tolerability

Detailed description: The duration of treatment is 4 weeks.


Minimum age: 18 Years. Maximum age: N/A. Gender(s): Both.


Inclusion Criteria:

- Patient is at least 18 years of age.

- Patient is scheduled to undergo open abdominal surgery requiring overnight hospital

stay (24-hour hospital stay after end of surgery).

- Patient is scheduled to receive general anesthesia.

- Patient is scheduled to receive postoperative opioids.

Locations and Contacts

Additional Information

Related publications:

Diemunsch P, Gan TJ, Philip BK, Girao MJ, Eberhart L, Irwin MG, Pueyo J, Chelly JE, Carides AD, Reiss T, Evans JK, Lawson FC; Aprepitant-PONV Protocol 091 International Study Group. Single-dose aprepitant vs ondansetron for the prevention of postoperative nausea and vomiting: a randomized, double-blind phase III trial in patients undergoing open abdominal surgery. Br J Anaesth. 2007 Aug;99(2):202-11. Epub 2007 May 30.

Starting date: May 2004
Last updated: October 8, 2007

Page last updated: June 20, 2008

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