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HBS-201

Phase 1

Narcolepsy | Small molecule | Other |Harmony Biosciences Holdings, Inc.|Last Updated: Dec 12, 2025

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 Enrollment46
FDA Designations
No designations recorded
Clinical Trials (1)
NCT IDTitlePhaseStatusEnrollmentVelocityDesignStartCompletionLast UpdatedSitesCountries
NCT07051252A Study of HBS-201 (Pitolisant Delayed-release)PHASE1 COMPLETED 46May 21, 2025Oct 13, 2025Dec 12, 202515 United States
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Study Endpoints
Primary Endpoints
Percentage of participants who discontinue treatment due to a treatment-emergent adverse event (TEAE) related to study drug
From administration of the first dose of study drug (Day 1) through 30 days after the final dose of study drug, approximately 44 days

A TEAE is any adverse event (AE) reported after the first dose of study drug, or any worsening of a pre-existing condition reported after first dose of study drug.

Frequency, severity, and seriousness of TEAEs
From administration of the first dose of study drug (Day 1) through 30 days after the final dose of study drug, approximately 44 days

A TEAE is any adverse event (AE) reported after the first dose of study drug, or any worsening of a pre-existing condition reported after first dose of study drug.

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Study Design & Arms
AllocationNA
MaskingNONE
ModelSINGLE_GROUP
PurposeTREATMENT
Treatment Arms
ArmTypeDescription
HBS-201EXPERIMENTALParticipants will take HBS-201 orally once daily in the morning upon wakening, beginning the morning of Day 1 and continuing through Day 14.
Interventions
NameTypeDescription
HBS-201DRUGOn Days 1-7, participants will take HBS-201 17.8 mg per day (one 17.8 mg tablet) and on Days 8-14, participants will take HBS-201 35.6 mg per day (two 17.8 mg tablets).
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Eligibility Criteria
Age Range18 Years — N/A
SexALL
Healthy VolunteersNo
Study Sites15

Inclusion Criteria: 1\. Has a current documented diagnosis of narcolepsy type 1 or narcolepsy type 2 per International Classification of Sleep Disorders, 3rd Edition (ICSD-3) criteria. Exclusion Criteria: 1. Has hypersomnolence due to another medical disorder. 2. Is currently taking or has taken ...

Countries:United States
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