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Corbus Pharmaceuticals Reports Updated CRB-701 Phase 1/2 Clinical Data Demonstrating Robust Activity in 2L Oropharyngeal and Cervical Cancers

$CRBPPress releaseMay 26, 2026, 7:00 AM ETRead the release

Corbus Pharmaceuticals reported updated Phase 1/2 data for CRB-701, showing a 42.9% confirmed objective response rate in second-line oropharyngeal squamous cell carcinoma (OPSCC) and 34.4% in cervical cancer at the 3.6 mg/kg dose. The drug demonstrated a manageable safety profile with only 2.8% treatment discontinuations and no Grade 5 events, supporting its potential in HPV-driven tumors with high Nectin-4 expression.

Key figures

Drug Name
CRB-701 (SYS6002)
Phase Of Trial
Phase 1/2
Tempo 1 n
250
Opsc dor 3.6mg
6.3 months
Opsc pfs 3.6mg
5.6 months
Grade 3 ae rate
19.2%
Grade 4 ae rate
0.9%
Opsc corr 3.6mg
42.9%
Safety population
317
Cervical dor 3.6mg
8.0 months
Cervical pfs 3.6mg
4.3 months
Cervical corr 3.6mg
34.4%
Discontinuation rate
2.8%

AI analysis

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