Safety and efficacy of an alternative schedule of palbociclib (PAL) in hormone receptor positive (HR+), HER2 negative (HER2-) metastatic breast cancer (MBC) and the utility of serum thymidine kinase 1 (sTK1) activity in predicting PAL response
Palbociclib
Below is an instruction that describes a task, paired with an input that provides further context. Write a response that appropriately completes the request. ### Instruction: Identify all the mentioned drugs in the given text. Text may or may not contain drug. If they contain more than 1 drug, use ";" as delimiter and join them. ### Input: Safety and efficacy of an alternative schedule of palbociclib (PAL) in hormone receptor positive (HR+), HER2 negative (HER2-) metastatic breast cancer (MBC) and the utility of serum thymidine kinase 1 (sTK1) activity in predicting PAL response ### Output: Palbociclib