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Efficacy and Safety Study of Rimegepant for the Preventative Treatment of Migraine in Pediatric Subjects

A Phase 3, Randomized, Double-blind, Placebo-controlled Study to Evaluate the Efficacy and Safety of Rimegepant in Migraine Prevention in Children and Adolescents >= 6 to <18 Years of Age - Efficacy and Safety Study of Rimegepant for the Preventative Treatment of Migraine in Pediatric Subjects

Status
Recruiting
Phases
Phase 3
Study type
Interventional
Source
JPRN
Registry ID
JPRN-jRCT2031240036
Enrollment
640
Registered
2024-04-16
Start date
2024-06-03
Completion date
Unknown
Last updated
2026-06-29

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Migraine

Interventions

Drug: Rimegepant Rimegepant 75mg or 50mg (2 X 25mg) ODT Other Name: BHV3000 Drug: Placebo Matching placebo 75mg or 50mg (2 X 25mg) ODT Other Name: Matching Placebo

Sponsors

Kawai Norisuke
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: Inclusion Criteria: 1.Subject has at least a 6 month history of migraine (with or without aura) and including the following: a.14 or less headache days per month during the 3 month period prior to the Screening Visit b.6 or more migraine days during the Observation Period c.14 or less headache days during the Observation Period d.Pediatric Migraine Disability Assessment Scale (PedMIDAS) Disability Score of >10 to = 6 to =40 kg (child cohort requirement >=15 kg) at the Screening Visit.

Exclusion criteria

Exclusion criteria: Exclusion Criteria: 1.Subjects with a history of basilar migraine, cluster headaches, or hemiplegic migraine 2.The subject has a continuous migraine (defined as an unrelenting headache) within 1 month prior to Screening Visit. 3.The subject has a history or diagnosis of complications of migraine 4.The subject has a confounding and clinically significant pain syndrome that may interfere with the subject's ability to participate in this study. 5.The subject has any current psychiatric condition that is uncontrolled and/or untreated for a minimum of 6 months prior to the Screening Visit. Subjects with a lifetime history of psychosis and/or mania are excluded. 6.History of suicidal behavior or the subject is at risk of self-harm or harm to others. 7.History of major psychiatric disorder. 8.The subject has a current diagnosis or history of substance abuse 9.The subject has a history of moderate or severe head trauma or other neurological disorder (including seizure disorder) or systemic medical disease that is, in the investigator's opinion, likely to affect central nervous system functioning.

Design outcomes

Primary

MeasureTime frame
Primary Outcome Measures : 1.Change from baseline in the mean number of migraine days per month as measured over the 12-week double-blind phase of the study in adolescents with episodic migraine [ Time Frame: 3 months (12 weeks) ] Reduction from baseline in mean number of migraine days per month

Secondary

MeasureTime frame
Secondary Outcome Measures : 1. Achievement of at least a 50% reduction from baseline in mean monthly migraine days over the course of the double-blind phase in adolescents with episodic migraine [ Time Frame: 3 months (12 weeks) ] 2. Change from baseline in the mean number of migraine days per month in the first 4 weeks (Weeks 1 through 4) of the double-blind treatment phase in adolescents with episodic migraine. [ Time Frame: Weeks 1 through 4 of treatment ] 3. The mean change from baseline in the Pediatric Quality of Life (PedsQL TM) total score at Week 12 of the double-blind treatment phase in adolescents with episodic migraine. [ Time Frame: Total score at week 12 ] 4. Change from baseline in the mean number of migraine days per month over the entire course of the double-blind treatment phase in children and children and adolescents combined with episodic migraine. [ Time Frame: 3 months (12 weeks) ] 5. Change from baseline on the proportion of subjects that have at least a 50% reduction in the mean number of moderate to severe migraine days per month. [ Time Frame: 3 months (12 weeks) ] Measured over the entire course of the double-blind treatment phase in children and children and adolescents combined with episodic migraine. 6. Compare the use of acute migraine-specific medications (triptans) based on the change from baseline in monthly acute migraine specific medication days. [ Time Frame: 3 months (12 weeks) ] Measured in each month and over the course of the entire double-blind treatment phase in adolescents, children and adolescents and children combined. 7. Evaluate the safety and tolerability of rimegepant as a preventative treatment for migraine in children and adolescents. [ Time Frame: 72 Weeks ] This will be evaluated by the number of subjects with treatment related adverse events by severity. 8. Evaluate the frequency of hepatic-related adverse events in subjects treated with rimegepant. [ Time Frame: 72 Weeks ] Measured by discontinuations in

Countries

Canada, France, Italy, Japan, Poland, Spain, United States

Contacts

Public ContactClinical Trials Information Desk

Pfizer R&D Japan G.K.

clinical-trials@pfizer.com+81-3-5309-7000

Outcome results

None listed

Source: JPRN (via WHO ICTRP) · Data processed: Jul 3, 2026