Metformin, placebo, and endocrine therapy discontinuation among participants in a randomized double-blind trial of metformin versus placebo in hormone receptor-positive early-stage breast cancer (CCTG MA32).
Metformin
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: Metformin, placebo, and endocrine therapy discontinuation among participants in a randomized double-blind trial of metformin versus placebo in hormone receptor-positive early-stage breast cancer (CCTG MA32). ### Output: Metformin