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Postoperative Nausea and VomitingPhase 4NCT00888329

Aprepitant for Prevention of Postoperative Nausea and Vomiting in Elective Hysterectomy

A Phase 4 study testing Aprepitant in people with Postoperative Nausea and Vomiting, run by Mayo Clinic at 1 site in United States.

Terminated

Stopped early. The study ended before it was planned to and will not resume.

Official record
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Trial summary

The purpose of the study is to determine whether 40 mg aprepitant administered before surgery is effective for preventing vomiting in the first 24 hours after surgery in women undergoing elective hysterectomy. Read more about this study

Who is it for?
Ages 18 years and older, women only
Conditions the study is for
Postoperative Nausea and Vomiting
What is being tested?
Aprepitant
Type of treatment
Pill or oral medicine
Could I receive a placebo?
Yes, some participants may receive a placebo
How many people
256 participants
Where
1 siteUnited States
Study dates
Jul 2007to Oct 2011
Phase
Phase 4
Are there results?
Yes, posted in the registrySummary in the doctors' view

Key requirements

Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.

  • Ages 18 years and older
  • Women only
  • No healthy volunteers
  • Adult, Older adult

Who may be able to join

  • Scheduled for elective hysterectomy at Mayo Clinic in Arizona
  • ASA I, II, or III

Who cannot join

  • Pregnancy
  • Concomitant bowel surgery other than appendectomy
  • Hypersensitivity to study drug or rescue medication
  • Preoperative score for nausea greater than 4 out of 10 points
  • Severe hepatic insufficiency (Child-Pugh score > 9)
  • Any condition which impairs the patient's ability to complete study assessments
Show all 12Show fewer
  • Intraoperative hemodynamic instability
  • ICU admission
  • Prolonged postoperative intubation
  • Rifampin, carbamazepine, phenytoin, or other drugs which strongly induce CYP3A4 activity
  • Other antiemetic within 12 hours prior to surgery
  • Participation in a clinical trial using an investigational product

Trial locations and contacts

1 site in 1 country.

United States1 site
  • Mayo Clinic

    Phoenix, Arizona, 85054

Other trials in United States

About this study

Official title: Prevention of Postoperative Nausea and Vomiting in a Gynecologic Surgery Population: A Randomized Placebo Controlled Trial of Aprepitant NK-1-receptor Antagonist

The purpose of the study is to determine whether 40 mg aprepitant administered before surgery is effective for preventing vomiting in the first 24 hours after surgery in women undergoing elective hysterectomy.

Read the detailed description

Postoperative nausea and vomiting (PONV) is the most frequent side effect after anesthesia, occurring in approximately 30% of unselected patients, and can be increased up to 70% in certain populations and procedures. Despite screening for patients at high risk for PONV, current prophylactic interventions fail to completely eliminate PONV for a substantial number of patients, leading to dehydration, electrolyte imbalance, prolonged hospitalizations, multiple doses of rescue therapy, and readmissions to the hospital (2). Aprepitant (Emend) is the first neurokin-1-receptor antagonist in a new class of antiemetics, which has already demonstrated powerful additive effects when combined with dexamethasone and a 5-HT3 to prevent both acute and delayed chemotherapy-induced nausea and vomiting (CINV). Early studies have also suggested it may useful in the prevention of postoperative nausea and vomiting (PONV).

Patients undergoing elective inpatient or outpatient hysterectomy will be offered enrollment in this prospective, randomized, double blinded, placebo controlled trial. Subjects will receive Aprepitant vs. placebo prior to induction of standardized anesthesia. Postoperative nausea (assessed with a VRS), vomiting, and use of rescue antiemetic therapy will be documented over a 48h period. Additionally, hospitalization days and readmissions for PONV will be compared. Adverse events will be reported to the IRB and manufacturer. By reducing PONV in a group of high risk patients, we anticipate a demonstrated decrease in rescue antiemetic costs and hospitalization days for PONV related issues.

Being tested
Aprepitant, Placebo
Keywords
Elective hysterectomy
Medical subject headings
Postoperative Nausea and Vomiting

What participants receive

What participants receive. In a randomised study each person is assigned to one group by chance.

  • AprepitantDrug

    Also called Emend

    40 mg administered orally with a sip of water prior to anesthesia induction.

  • PlaceboDrug

    Placebo

Study groups in NCT00888329
Study groupRoleWhat they receive
AprepitantExperimental40 mg aprepitant
Receives: Drug: Aprepitant
PlaceboPlacebo comparatorPlacebo
Receives: Drug: Placebo

What is being measured

The primary outcome is the main question the study is designed to answer.

  1. Number of Participants With Emesis

    This is the number of participants who had an episode of vomiting within 24 hours after emergence from anesthesia.

    Measured: 24 hours after emergence from anesthesia

Timeline

From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.

  1. First posted27 Apr 2009 (estimated)
  2. Study startJul 2007
  3. Primary completionOct 2011
  4. Study completionOct 2011

Why it stopped: Slow accrual.

Resources

More details

For doctors and researchers: how the study is designed, who runs it, and its registry IDs.

Study design
Study type
Interventional
Phase
Phase 4
Primary purpose
Prevention
Allocation
Randomised
Intervention model
Parallel groups
Masking
Quadruple blind
Who is masked
Participant, Care provider, Investigator, Outcomes assessor
Enrolment
256 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT00888329
Sponsor's protocol ID
06-005478
Status last verified
Mar 2012
First submitted
24 Apr 2009
Last updated
30 Mar 2012
Data monitoring committee
No

Questions about this trial

What is this clinical trial studying?

A Phase 4 study testing Aprepitant in people with Postoperative Nausea and Vomiting, run by Mayo Clinic at 1 site in United States.

The full registered description is in the About this study section and the official record.

Who may be eligible to take part?

The sponsor lists 2 inclusion and 12 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.

Is this clinical trial currently recruiting?

The record says: stopped early, as of the sponsor's last update on 30 Mar 2012. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 1 site in United States. Whether a site is taking part right now should be confirmed with that site. See every site.

What are the possible benefits and risks?

They depend on the study and the treatment, and no study can promise a benefit. Some participants in this study may receive a placebo. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.

What does this phase mean?

Phase 4 studies take place after a treatment is approved, to learn more about its long-term benefits and risks in everyday use.

Not every study follows the same path, and some studies (observational studies, device studies) have no phase.

Are results available for this study?

Yes. Results are posted in the registry (first posted 30 Mar 2012). A summary is in the For doctors view, and the full results are on ClinicalTrials.gov.

How can a doctor refer a patient or contact the research team?

The record lists no contact. The official record names the sponsor, who can be asked directly. AzTrials does not enrol participants or take referrals.

What does the primary outcome measure?

Number of Participants With Emesis (time frame: 24 hours after emergence from anesthesia). It is what the study was designed to measure, not a finding.

Where can I read the original study information?
Does a listing mean the treatment is approved or proven to work?

No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.

How often is this information updated?

AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 30 Mar 2012.

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