Comparison · NCT00724815-610e10ea
NP101 Patch vs Placebo Patch: Pain Free at Two Hours
Calculated by ConductScience from the counts the trial posted to ClinicalTrials.gov.
2 sourcestrial-comparisons-2026-03-23-0.1.0
Cite this record
ConductScience Library. NP101 Patch vs Placebo Patch: Pain Free at Two Hours. Trial comparisons, record NCT00724815-610e10ea. Release trial-comparisons-2026-03-23-0.1.0, 23 Mar 2026. https://conductscience.org/library/comparisons/NCT00724815-610e10ea
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Measures6
Calculated by ConductScience from the counts the trial posted to ClinicalTrials.gov.
| Measure | Value | 95% interval, lower | 95% interval, upper | Method | Note |
|---|---|---|---|---|---|
| Risk in group 1 | 0.177 | 0.133 | 0.232 | wilson | |
| Risk in group 2 | 0.0921 | 0.061 | 0.137 | wilson | |
| Risk difference, group 1 minus group 2 | 0.0849 | 0.0221 | 0.148 | newcombe hybrid score | |
| Risk ratio, group 1 over group 2 | 1.92 | 1.17 | 3.15 | log | |
| Odds ratio, group 1 over group 2 | 2.12 | 1.21 | 3.73 | log | |
| Number needed to treat, for one more participant with the outcome on NP101 Patch than on Placebo Patch | 11.8 | 6.75 | 45.3 | from the risk difference interval |
Source ClinicalTrials.gov
Groups2
Group 2 names the comparator: placebo.
| Group | Title | Description | With the outcome | Analysed | ClinicalTrials.gov code |
|---|---|---|---|---|---|
| Group 1 | NP101 Patch | The NP101 patch contained 86 mg of sumatriptan and was designed to deliver approximately 6.5 mg of sumatriptan over 4 hours. Patients were asked to treat one migraine episode with moderate to severe headache pain. | 40 | 226 | OG000 |
| Group 2 | Placebo Patch | The study placebo patch contained sodium chloride instead of sumatriptan which was delivered over 4 hours. Patients were asked to treat one migraine episode with moderate to severe headache pain. | 21 | 228 | OG001 |
Source ClinicalTrials.gov
Outcome
- Type
- PRIMARY
- Title
- Pain Free at Two Hours
- Description
- Subjects whose headache severity score equaled zero (0) two hours post patch activation and who had not received any rescue medication before their two-hour assessment.
- Time frame
- 2 hours post patch activation
- Population
- Per protocol, the intent-to-treat population was assessed.
Source ClinicalTrials.gov
Trial
- Title
- The Efficacy and Tolerability of NP101 Patch in the Treatment of Acute Migraine
- NCT number
- NCT00724815
- Phases
- PHASE3
- Conditions
- Migraine Disorders
- Interventions
- NP101 - Sumatriptan iontophoretic transdermal patch, Placebo
- Lead sponsor
- NuPathe Inc.
- Results first posted
- 2013-05-07
- Results on ClinicalTrials.gov
- https://clinicaltrials.gov/study/NCT00724815?tab=results
Source ClinicalTrials.gov
Source
- Release
- trial-comparisons-2026-03-23-0.1.0
- Release manifest SHA-256
- f66225897fbf258b57ea10bdacfd0347d3cdfda93f7f5685234b7e06ea36fa57
- AACT copy
- 2026-03-23
- Tables read
- outcome_counts.parquet, outcome_measurements.parquet, outcomes.parquet, reported_event_totals.parquet, reported_events.parquet, result_groups.parquet, studies.parquet, ctgov_trial.parquet
Source ClinicalTrials.gov
Sources 2
- ClinicalTrials.gov's posted results, through CTTI's AACTFreely available. Acknowledgement requested
- ClinicalTrials.govNo license stated
Each source's terms
- ClinicalTrials.gov's posted results, through CTTI's AACTClinicalTrials.gov data via Aggregate Analysis of ClinicalTrials.gov (AACT), CTTI. CTTI makes its materials freely available and requests acknowledgement. https://aact.ctti-clinicaltrials.org/documentation/299
- ClinicalTrials.govnone stated
ClinicalTrials.gov's data carry an international copyright outside the United States: https://clinicaltrials.gov/about-site/terms-conditions. The measures are ConductScience's calculation from them.
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