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Effect of Ondansetron for Withdrawal Symptoms

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

Condition(s) targeted: Substance Withdrawal Syndrome

Intervention: Ondansetron (Drug)

Phase: N/A

Status: Enrolling by invitation

Sponsored by: Stanford University

Official(s) and/or principal investigator(s):
Sean Mackey, Principal Investigator, Affiliation: Stanford University


We hope to determine whether Ondansetron, an anti-nausea medication, works to help relieve withdrawal symptoms experienced while the patient is being weaned off opioid medications. This medication has shown anecdotal evidence of being affective for the treatment of withdrawal symptoms and we hope to determine whether this is affective.

Clinical Details

Official title: Effect of Ondansetron for Withdrawal Symptoms

Study design: Treatment, Non-Randomized, Double-Blind, Placebo Control, Single Group Assignment, Efficacy Study

Primary outcome: Decrease of withdrawal symptoms


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


Inclusion Criteria:-Over 18 years of age

- No medical contraindications to medication

- Able to fulfill research procedures Exclusion Criteria:-Subjects who are unable to

respond to our questionnaires or to stimuli as required by the experimental protocol will be excluded.

- Subjects will be excluded if they have a history of significant psychiatric disorders

that would prevent them from engaging in a treatment program.

- Participating in other studies that would interfere with the procedures in this study

- Known or apparent pregnancy

Locations and Contacts

Stanford University School of Medicine, Stanford, California 94305, United States
Additional Information

Starting date: May 2008
Last updated: June 16, 2008

Page last updated: June 20, 2008

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