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Autologous Human Schwann Cell

Phase 1

Peripheral Nerve Injury | Monoclonal antibody | Other |United Therapeutics Corporation|Last Updated: Sep 2, 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
UNCONTROLLEDDMC
Total Trials1
Total Enrollment30
FDA Designations
No designations recorded
Clinical Trials (1)
NCT IDTitlePhaseStatusEnrollmentVelocityDesignStartCompletionLast UpdatedSitesCountries
NCT05541250Safety and Efficacy of Autologous Human Schwann Cell (ahSC) Augmentation in Severe Peripheral Nerve Injury (PNI)PHASE1 RECRUITING 30May 4, 2023Sep 29, 2026Sep 2, 20251 United States
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Study Endpoints
Primary Endpoints
Incidence of Treatment-related Adverse Events (AEs)
Up to 2 years

Safety will be reported as the incidence of treatment-related AEs as assessed by treating physician

Secondary Endpoints
Motor Recovery as assessed using the MRC Grading Scale
Up to 2 years
Sensory recovery as assessed by Pin-Prick Evaluation
Up to 2 years
Sensory recovery as assessed by the 2-Point Discrimination Evaluation
Up to 2 years
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Study Design & Arms
AllocationNA
MaskingNONE
ModelSINGLE_GROUP
PurposeSUPPORTIVE_CARE
Treatment Arms
ArmTypeDescription
Autologous Human Schwann Cell (ahSC) GroupEXPERIMENTALParticipants in this group will undergo a sural nerve biopsy followed by ahSC transplant
Interventions
NameTypeDescription
Autologous Human Schwann CellBIOLOGICALA one-time dose of 1000 μl\* or 80 to 100 million ahSC prepared from segments of the sural nerve from the leg recovered from the participant.
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Eligibility Criteria
Age Range18 Years — 65 Years
SexALL
Healthy VolunteersNo
Study Sites1

Inclusion Criteria: 1. Persons with severe sciatic nerve injury, brachial plexus injury, and/or major nerve injury at the upper or lower extremity within previous year; 2. Between the ages of 18 and 65 at last birthday Exclusion Criteria: 1. Persons unable to safely undergo an MRI; 2. Persons wit...

Countries:United States
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