Multiple Sclerosis (MS) Primary Progressive
Neurology
1
Pipeline Programs
1
Companies
1
Clinical Trials
1 recruiting
0
Approved Products
Pipeline by Development Stage
Preclinical
Phase 1
Phase 1/2
Phase 2
Phase 2/3
Phase 3
On Market
0
0
0
0
0
1
0
Early DiscoveryClinical DevelopmentMarket
Drug Modality Breakdown
Small Molecule
1100%
Competitive Landscape
1 companies ranked by most advanced pipeline stage
Trial Timeline
Clinical trial activity over time
2025
2026
2027
2028
2029
2030
Zenas BioPharmaOrelabrutinib
Clinical Trials (1)
Total enrollment: 705 patients across 1 trials
A Study of Orelabrutinib in Patients With Primary Progressive Multiple Sclerosis
Start: Dec 2025Est. completion: Jul 2030705 patients
Phase 3Recruiting
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Phase Legend
Preclinical— Lab & animal studies
Phase 1— Safety & dosing
Phase 2— Efficacy testing
Phase 3— Large-scale trials
On Market— Approved & available
Key Insights
1 late-stage (Phase 3) programs — potential near-term approvals
1 actively recruiting trials targeting 705 patients
1 companies competing in this space