Study of RP1 Monotherapy and RP1 in Combination With Nivolumab (IGNYTE)

Summary

The Phase 2 study is a multicenter, open-label study of RP1 to further investigate safety and to estimate the efficacy of RP1 at the RP2D in combination with nivolumab in patients with Stage IIIb-IV unresectable melanoma, microsatellite instability-high (MSI-H) or mismatch repair deficient (dMMR) solid tumors, non-melanoma skin cancer (NMSC), and non-small cell lung cancer (NSCLC).

Timeline

Start

2017-09-20

Primary completion

2028-06

Completion

2028-12

Publications

• Wong MK, Milhem MM, Sacco JJ, Michels J, In GK, Munoz Couselo E, Schadendorf D, Beasley GM, Niu J, Chmielowski B, Wise-Draper TM, Bowles TL, Tsai KK, Lebbe C, Gaudy-Marqueste C, Middleton MR, Skolariki A, Samson A, Chesney JA, VanderWalde AM, Zakharia Y, Harrington KJ, Appleton E, Bommareddy PK, Zhu J, Viana M, Hou JW, Coffin RS, Robert C. RP1 Combined With Nivolumab in Advanced Anti-PD-1-Failed Melanoma (IGNYTE). J Clin Oncol. 2025 Nov 20;43(33):3589-3599. doi: 10.1200/JCO-25-01346. Epub 2025 Jul 8.
• Thomas S, Kuncheria L, Roulstone V, Kyula JN, Mansfield D, Bommareddy PK, Smith H, Kaufman HL, Harrington KJ, Coffin RS. Development of a new fusion-enhanced oncolytic immunotherapy platform based on herpes simplex virus type 1. J Immunother Cancer. 2019 Aug 10;7(1):214. doi: 10.1186/s40425-019-0682-1.

Drugs

Indications