A prospective phase II study of biweekly S-1, leucovorin and gemcitabine in elderly patients with locally advanced or metastatic pancreatic adenocarcinoma.
Gemcitabine;Leucovorin;S-1
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: A prospective phase II study of biweekly S-1, leucovorin and gemcitabine in elderly patients with locally advanced or metastatic pancreatic adenocarcinoma. ### Output: Gemcitabine;Leucovorin;S-1