- Number of Participants With a Pain-free Response From 2 to 48 Hours Post-dose [ Time Frame: At 2, 4, 6, 8, 24, and 48 hours post-dose for each attack treated with study medication. All 3 migraine attacks were to have been treated within 19 weeks of randomization (when study medication was dispensed). ] [ Designated as safety issue: No ]
Pain-Free is defined as having no pain and without the use of any rescue medication from the time of the initial dose of study medication for a particular migraine attack until the defined time point at 2, 4, 6, 8, 24 or 48 hours post-dose.
- Number of Participants Using Rescue Medication Within 48 Hours Post Dose [ Time Frame: From dose time through 48 hours post-dose for each attack treated with study medication. All 3 migraine attacks were to have been treated within 19 weeks of randomization (when study medication was dispensed). ] [ Designated as safety issue: No ]
Number of participants who took any medication to treat their migraine pain or symptoms within 48 hours after they took the first dose of study medication (placebo, Treximet, or butalbital-containing combination medication) for that attack. Participants were asked not to take rescue for at least 2 hours after they took the study medication (placebo, Treximet, or butalbital-containing combination medication) for that attack. Participants took rescue medication if they felt they needed it.
- Mean Time to First Use of Rescue Medication for the First Attack Treated With Study Medication (Attack 1) [ Time Frame: From dose time through 48 hours post-dose for each attack treated with study medication. All 3 migraine attacks were to have been treated within 19 weeks of randomization (when study medication was dispensed). ] [ Designated as safety issue: No ]
Average time until participants took any medication to treat their migraine pain or symptoms within 48 hours after they took the first dose of study medication (placebo, Treximet, or butalbital-containing combination medication) for the first migraine attack treated. Participants were asked not to take rescue for at least 2 hours after they took the study medication (placebo, Treximet, or butalbital-containing combination medication) for that attack. Participants took rescue medication if they felt they needed it.
- Mean Time to First Use of Rescue Medication for the Second Attack Treated With Study Medication (Attack 2) [ Time Frame: From dose time through 48 hours post-dose for each attack treated with study medication. All 3 migraine attacks were to have been treated within 19 weeks of randomization (when study medication was dispensed). ] [ Designated as safety issue: No ]
Average time until participants took any medication to treat their migraine pain or symptoms within 48 hours after they took the first dose of study medication (placebo, Treximet, or butalbital-containing combination medication) for their second migraine attack treated in the study. Participants were asked not to take rescue for at least 2 hours after they took the study medication (placebo, Treximet, or butalbital-containing combination medication) for that attack. Participants took rescue medication if they felt they needed it.
- Mean Time to First Use of Rescue Medication for the Third Attack Treated With Study Medication (Attack 3) [ Time Frame: From dose time through 48 hours post-dose for each attack treated with study medication. All 3 migraine attacks were to have been treated within 19 weeks of randomization (when study medication was dispensed). ] [ Designated as safety issue: No ]
Average time until participants took any medication to treat their migraine pain or symptoms within 48 hours after they took the first dose of study medication (placebo, Treximet, or butalbital-containing combination medication) for their third migraine attack treated in the study. Participants were asked not to take rescue for at least 2 hours after they took the study medication (placebo, Treximet, or butalbital-containing combination medication) for that attack. Participants took rescue medication if they felt they needed it.
- Number of Participants With a Migraine-free Response 2-48 Hours After Dosing [ Time Frame: At 2, 4, 6, 8, 24, and 48 hours post-dose for each attack treated with study medication. All 3 migraine attacks were to have been treated within 19 weeks of randomization (when study medication was dispensed). ] [ Designated as safety issue: No ]
Migraine-free is defined as pain-free with no migraine-associated symptoms (nausea, vomiting, photophobia [sensitivity to light], and phonophobia [sensitivity to sound]) with use of any rescue medication before the defined time point.
- Number of Participants With Pain-freedom and Relief of Nausea at 2, 4, 6, 8, 24 and 48 Post-dose Time Points [ Time Frame: At 2, 4, 6, 8, 24, and 48 hours post-dose for each attack treated with study medication. All 3 migraine attacks were to have been treated within 19 weeks of randomization (when study medication was dispensed). ] [ Designated as safety issue: No ]
The number of participants with no pain and relief of nausea in those participants for whom nausea was present at dose time. Participants using rescue medication were removed from the participants with relief group for all subsequent timed assessments, regardless of pain and associated symptom evaluations at the specified time point.
- Number of Participants With Pain-freedom and Relief of Photophobia at 2, 4, 6, 8, 24 and 48 Post-dose Time Points [ Time Frame: At 2, 4, 6, 8, 24, and 48 hours post-dose for each attack treated with study medication. All 3 migraine attacks were to have been treated within 19 weeks of randomization (when study medication was dispensed). ] [ Designated as safety issue: No ]
The number of participants with no pain and relief of photophobia in those participants for whom photophobia was present at dose time. Participants using rescue medication were removed from the participants with relief group for all subsequent timed assessments, regardless of pain and associated symptom evaluations at the specified time point.
- Number of Participants With Pain-freedom and Relief of Phonophobia at 2, 4, 6, 8, 24 and 48 Post-dose Time Points [ Time Frame: At 2, 4, 6, 8, 24, and 48 hours post-dose for each attack treated with study medication. All 3 migraine attacks were to have been treated within 19 weeks of randomization (when study medication was dispensed). ] [ Designated as safety issue: No ]
The number of participants with no pain and relief of phonophobia in those participants for whom phonophobia was present at dose time. Participants using rescue medication were removed from the participants with relief group for all subsequent timed assessments, regardless of pain and associated symptom evaluations at the specified time point.
- Number of Participants With Pain-freedom and Relief of Vomiting at 2, 4, 6, 8, 24 and 48 Hours Post-dose [ Time Frame: At 2, 4, 6, 8, 24, and 48 hours post-dose for each attack treated with study medication. All 3 migraine attacks were to have been treated within 19 weeks of randomization (when study medication was dispensed). ] [ Designated as safety issue: No ]
The number of participants with no pain and relief of vomiting in those participants for whom vomiting was present at dose time. Participants using rescue medication were removed from the participants with relief group for all subsequent timed assessments, regardless of pain and associated symptom evaluations at the specified time point.
- Number of Participants With Relief From Sinus/Facial Pain at 2, 4, 6, 8, 24 and 48 Hours After Dosing in Those Who Also Had the Symptom at Dosing [ Time Frame: At 2, 4, 6, 8, 24, and 48 hours post-dose for each attack treated with study medication. All 3 migraine attacks were to have been treated within 19 weeks of randomization (when study medication was dispensed). ] [ Designated as safety issue: No ]
The number of participants with no pain and relief of sinus/facial pain in those participants for whom sinus/facial pain was present at dose time. Participants using rescue medication were removed from the participants with relief group for all subsequent timed assessments, regardless of pain and associated symptom evaluations at the specified time point.
- Number of Participants With Relief From Neck Pain at 2, 4, 6, 8, 24 and 48 Hours After Dosing Who Also Had the Symptom at Baseline [ Time Frame: At 2, 4, 6, 8, 24, and 48 hours post-dose for each attack treated with study medication. All 3 migraine attacks were to have been treated within 19 weeks of randomization (when study medication was dispensed). ] [ Designated as safety issue: No ]
The number of participants with no pain and relief of neck pain in those participants for whom neck pain was present at dose time. Participants using rescue medication were removed from the participants with relief group for all subsequent timed assessments, regardless of pain and associated symptom evaluations at the specified time point.
- Number of Participants With Pain Relief at 2, 4, 6, 8, 24 and 48 Hours After Dosing Moderate or Severe Baseline Pain [ Time Frame: At 2, 4, 6, 8, 24, and 48 hours post-dose for each attack treated with study medication. All 3 migraine attacks were to have been treated within 19 weeks of randomization (when study medication was dispensed). ] [ Designated as safety issue: No ]
Pain relief is defined as having no or mild pain and no use of rescue medication after dosing in those participants who had moderate or severe pain at dosing.
- Number of Participants Who Reported a Complete Symptom-Free Response at 2, 4, 6, 8, 24 and 48 Hours After Dosing [ Time Frame: At 2, 4, 6, 8, 24, and 48 hours post-dose for each attack treated with study medication. All 3 migraine attacks were to have been treated within 19 weeks of randomization (when study medication was dispensed). ] [ Designated as safety issue: No ]
Complete symptom-free is defined as migraine-free, neck pain-free, and sinus pain-free without the use of any rescue medication prior to the defined time point.
- Mean Performance Index (PI) Scores at Time of Dosing and at 2, 4, 6, 8, 24 and 48 Hours After Dosing [ Time Frame: At time of dosing, and at 2, 4, 6, 8, 24, and 48 hours post-dose for each attack treated with study medication. All 3 migraine attacks were to have been treated within 19 weeks of randomization (when study medication was dispensed). ] [ Designated as safety issue: No ]
Overall cognition was assessed with a composite score (range 0-9) called the Performance Index, as derived from the number of correct responses per minute on subtests of the Mental Efficiency Workload Test (MEWT) cognitive battery. For a particular participant, lower scores indicate a negative impact, or worsened, general cognition; higher scores indicate improved cognition.
- Mean Stanford Sleepiness (SS) Scale Scores at Time of Dosing and at 2, 4, 6, 8, 24 and 48 Hours After Dosing [ Time Frame: Dose time, 2, 4, 6, 8, 24 and 48 hours post-dose. All 3 migraine attacks were to have been treated within 19 weeks of randomization (when study medication was dispensed). ] [ Designated as safety issue: No ]
Participant alertness was evaluated with the 7-point modified SS scale, where 1 is "feeling active, vital, alert, wide awake", 2 is "still functioning at high levels, but not peak; able to concentrate", 3 is "awake, but relaxed; responsive but not fully alert", 4 is "somewhat foggy, let down", 5 is "foggy, losing interest in remaining awake", 6 is "sleepy, woozy, fighting sleep, prefer to lie down", and 7 is "no longer fighting sleep, sleep onset soon, having dream like thoughts".
- Efficacy Subscore as Measured by the Revised Patient Perception of Migraine (PPMQ-R) Questionnaire 24 Hours After Treating a Migraine [ Time Frame: At 24 hours after dosing for each attack treated with study medication. All 3 migraine attacks were to have been treated within 19 weeks of randomization (when study medication was dispensed). ] [ Designated as safety issue: No ]
The PPMQ-R questionnaire was used to assess participant satisfaction with migraine medication; the answers are used to generate a total score and 4 subscales scores for efficacy, functionality, ease-of-use and bothersomeness-of-side effects. The total score was calculated as the average of the efficacy, functionality and ease-of-use subscores. Subscores could range from 0 to 100; higher scores indicate greater satisfaction.
- Functionality Subscore as Measured by the Revised Patient Perception of Migraine (PPMQ-R) Questionnaire 24 Hours After Taking Study Medication [ Time Frame: At 24 hours after dosing for each attack treated with study medication. All 3 migraine attacks were to have been treated within 19 weeks of randomization (when study medication was dispensed). ] [ Designated as safety issue: No ]
The PPMQ-R questionnaire was used to assess participant satisfaction with migraine medication; the answers are used to generate a total score and 4 subscales scores for efficacy, functionality, ease-of-use and bothersomeness-of-side effects. The total score was calculated as the average of the efficacy, functionality and ease-of-use subscores. Subscores could range from 0 to 100; higher scores indicate greater satisfaction.
- Ease-of-Use Subscore as Measured by the Revised Patient Perception of Migraine (PPMQ-R) Questionnaire 24 Hours After Taking Study Medication [ Time Frame: At 24 hours after dosing for each attack treated with study medication. All 3 migraine attacks were to have been treated within 19 weeks of randomization (when study medication was dispensed). ] [ Designated as safety issue: No ]
The PPMQ-R questionnaire was used to assess participant satisfaction with migraine medication; the answers are used to generate a total score and 4 subscales scores for efficacy, functionality, ease-of-use and bothersomeness-of-side effects. The total score was calculated as the average of the efficacy, functionality and ease-of-use subscores. Subscores could range from 0 to 100; higher scores indicate greater satisfaction.
- Bothersomeness-of-side Effect Subscore as Measured by the Revised Patient Perception of Migraine (PPMQ-R) Questionnaire 24 Hours After Taking Study Medication [ Time Frame: At 24 hours after dosing for each attack treated with study medication. All 3 migraine attacks were to have been treated within 19 weeks of randomization (when study medication was dispensed). ] [ Designated as safety issue: No ]
The PPMQ-R questionnaire was used to assess participant satisfaction with migraine medication; the answers are used to generate a total score and 4 subscales scores for efficacy, functionality, ease-of-use and bothersomeness-of-side effects. The total score was calculated as the average of the efficacy, functionality and ease-of-use subscores. Subscores could range from 0 to 100; higher scores indicate greater satisfaction.
- Total PPMQ-R Score as Measured With the Revised Patient Perception of Migraine (PPMQ-R) Questionnaire 24 Hours After Taking Study Medication [ Time Frame: At 24 hours after dosing for each attack treated with study medication. All 3 migraine attacks were to have been treated within 19 weeks of randomization (when study medication was dispensed). ] [ Designated as safety issue: No ]
The PPMQ-R questionnaire was used to assess participant satisfaction with migraine medication; the answers are used to generate a total score and 4 subscales scores for efficacy, functionality, ease-of-use and bothersomeness-of-side effects. The total score was calculated as the average of the efficacy, functionality and ease-of-use subscores. Subscores could range from 0 to 100; higher scores indicate greater satisfaction.
- Numbers of Participants Able to "Engage in Normal Activities Not Impaired" at Time of Dosing and 2, 4, 6, and 8 Hours After Dosing as Assessed by the CDQ (Clinical Disability Questionnaire) [ Time Frame: At dosing and at 2, 4, 6 and 8 hours after dosing of each attack treated with study medication. All 3 migraine attacks were to have been treated within 19 weeks of randomization (when study medication was dispensed). ] [ Designated as safety issue: No ]
Clinical disability for each participant was assessed using the CDQ. This scale uses one question to assess ability to perform normal or usual activities. Responses are recorded on a 5-point scale, where 1 is "normal/not impaired", 2 is "mildly impaired", 3 is "moderately impaired", 4 is "severely impaired", and 5 is '"required bedrest".
Purpose
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