Targeting progesterone receptor (PR) with the antiprogestin onapristone in patient-derived xenograft (PDX) models of estrogen receptor positive (ER+), PR positive (PR+) bone metastasis of breast cancer
Onapristone
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: Targeting progesterone receptor (PR) with the antiprogestin onapristone in patient-derived xenograft (PDX) models of estrogen receptor positive (ER+), PR positive (PR+) bone metastasis of breast cancer ### Output: Onapristone