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BHV-700

Phase 1

Epilepsy | Small molecule | Neurology |Biohaven Ltd.|Last Updated: Mar 9, 2026

Success Probability
Approval Probability 71%
TA Base Rate26%
Adjusted LOA41%
ML RiskLOW_RISK
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Market & Valuation
rNPV $3.2B
Market Size $9.4B
Revenue Basis $1.6B
Competitors 6
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Trial Design
UNCONTROLLEDBiomarker
Total Trials1
Total Enrollment5
FDA Designations
No designations recorded
Clinical Trials (1)
NCT IDTitlePhaseStatusEnrollmentVelocityDesignStartCompletionLast UpdatedSitesCountries
NCT07125261BHV-7000 Responsive Neurostimulation System (RNS) StudyPHASE1 ACTIVE NOT_RECRUITING 5Oct 7, 2025Sep 1, 2026Mar 9, 20261 United States
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Study Endpoints
Primary Endpoints
Reduction in patient-specific seizure surrogate rate
28 days

Per-participant percentage reduction in patient-specific seizure surrogate rate in the treatment period relative to retrospective baseline.

Reduction in seizure onset pattern rate
28 days

Per-participant percentage reduction in seizure onset pattern rate in the treatment period relative to retrospective baseline.

Reduction in long episode rate
28 days

Per-participant reduction in long episode rate during the treatment period relative to the retrospective baseline.

Reduction in saturation rate
28 days

Per-participant reduction in saturation rate during the treatment period relative to the retrospective baseline, for those patients who have saturations.

Secondary Endpoints
Withdrawal effect on patient-specific seizure surrogate rate
4 weeks post 28-day treatment
Withdrawal effect on seizure onset pattern rate
4 weeks post 28-day treatment
Withdrawal effect on long episode rate
4 weeks post 28-day treatment
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Study Design & Arms
AllocationNA
MaskingNONE
ModelSINGLE_GROUP
PurposeTREATMENT
Treatment Arms
ArmTypeDescription
BHV-7000EXPERIMENTALParticipants will receive up to 28 days of study drug and will be followed clinically until Day 56, making their total involvement in the study up to 84 days. The study follows an ABA treatment paradigm with (A) 90-day retrospective RNS baseline, (B) 4-week treatment period, and (A) 4-week withdrawal period.
Interventions
NameTypeDescription
BHV-700DRUG75 mg daily for the 4-week treatment period (dose which may be adjusted based on tolerability)
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Eligibility Criteria
Age Range18 Years — 75 Years
SexALL
Healthy VolunteersNo
Study Sites1

Inclusion Criteria: * Diagnosis of focal epilepsy as documented in the medical record. * Implanted at least 1 year ago with RNS. * RNS device actively recording intracranial EEG data. * Baseline RNS recordings show that the over 50% of detections represent epileptiform seizure onset patterns. * Pro...

Countries:United States
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Recent Changes (Last 90 Days)
LOWMay 24, 2026NCT07125261studyFirstPostDate: changed