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| Study Type: | Interventional |
|---|---|
| Study Design: | Randomized, Double Blind (Subject, Investigator), Placebo Control, Parallel Assignment |
| Condition: |
Migraine |
| Interventions: |
Drug: Comparator: rizatriptan benzoate Drug: Comparator: Placebo |
Participant Flow
| Key information relevant to the recruitment process for the overall study, such as dates of the recruitment period and locations |
|---|
| Phase III First Patient In: 03-October-2007 Last Patient Last Visit: 08-April-2008 13 outpatient centers worldwide (10 United States, 3 Germany) |
| Significant events and approaches for the overall study following participant enrollment, but prior to group assignment |
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| Participants were assessed, using the protocol inclusion and exclusion criteria, at Visit 1, and if eligible were randomized at that same visit. |
| Description | |
|---|---|
| Rizatriptan 10 mg ODT | Rizatriptan 10 mg Orally Disintegrating Tablet (ODT); one dose, treatment of a single migraine attack |
| Placebo | Matching placebo; one dose, treatment of a single migraine attack |
| Rizatriptan 10 mg ODT | Placebo | |
|---|---|---|
| STARTED | 103 | 104 |
| COMPLETED | 92 | 96 |
| NOT COMPLETED | 11 | 8 |
| Lost to Follow-up | 2 | 0 |
| Physician Decision | 0 | 1 |
| Withdrawal by Subject | 0 | 1 |
| Lack of Qualifying Event | 9 | 6 |
Outcome Measures
| 1. Primary: | Number of Participants Who Are Pain Free at 2 Hours Post-Dose [ 2 hours post-dose ] |
| 2. Secondary: | Number of Participants With 24-Hour Sustained Pain Freedom [ 24 hours post-dose ] |
| 3. Secondary: | Number of Participants With no Rescue Use up to 24 Hours Post-Dose [ 24 hours post-dose ] |
| 4. Secondary: | Number of Participants With Absence of Photophobia at 2 Hours Post-dose [ 2 hours post-dose ] |
| 5. Secondary: | Number of Participants With Absence of Phonophobia at 2 Hours Post-dose [ 2 hours post-dose ] |
| 6. Secondary: | Number of Participants With Absence of Nausea at 2 Hours Post-dose [ 2 hours post-dose ] |
| 7. Secondary: | Number of Participants With Absence of Functional Disability at 2 Hours Post-Dose [ 2 hours post-dose ] |
More Information
| All Principal Investigators ARE employed by the organization sponsoring the study. |
| Limitations of the study, such as early termination leading to small numbers of participants analyzed and technical problems with measurement leading to unreliable or uninterpretable data |
|---|
| In the Adverse Events section, all non-serious adverse experiences reported are post-treatment, up to the time of taking rescue medication or 14 days post-dose, whichever comes first. |
| Responsible Party: | Merck & Co., Inc. ( Executive Vice President, Clinical and Quantitative Sciences ) |
| Study ID Numbers: | 2007_547, MK0462-081 |
| Study First Received: | August 13, 2007 |
| Results First Received: | March 12, 2009 |
| Last Updated: | July 7, 2009 |
| ClinicalTrials.gov Identifier: | NCT00516737 History of Changes |
| Health Authority: | United States: Food and Drug Administration |