Longitudinal circulating tumor DNA (ctDNA) analysis in the phase 1b MONALEESASIA study of ribociclib (RIB) + endocrine therapy (ET) in Asian patients (pts) with hormone receptor-positive (HR+)/human epidermal growth factor receptor 2-negative (HER2-) advanced breast cancer (ABC)
Ribociclib
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: Longitudinal circulating tumor DNA (ctDNA) analysis in the phase 1b MONALEESASIA study of ribociclib (RIB) + endocrine therapy (ET) in Asian patients (pts) with hormone receptor-positive (HR+)/human epidermal growth factor receptor 2-negative (HER2-) advanced breast cancer (ABC) ### Output: Ribociclib