Now, Libtayo (cemiplimab) is also in the mix. Sanofi and Regeneron have just halted a 466-patient phase 3 trial of the drug in combination with chemo rarely, saying they saw a significant ...

Patients were of a median age of 51 years old – 78% with SCC and 22% with adenocarcinoma or adenosquamous carcinoma – and randomised to receive 350mg Libtayo every three weeks or chemotherapy ...