
The FDA has granted fast track designations to cavrotolimod (AST-008) for use in combination with a PD-1 therapy in patients with locally advanced or metastatic Merkel cell carcinoma (MCC) that is refractory to previous PD-1 blockade and for use in combination with a PD-1/PD-L1 agent in those with advanced or metastatic cutaneous squamous cell carcinoma (CSCC) that is refractory to previous PD-1/PD-L1 blockade.























