Meta-analysis of gastrointestinal adverse effects in patients with non-small cell lung cancer treated with a combination therapy of pembrolizumab and chemotherapy versus chemotherapy alone.
Pembrolizumab
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: Meta-analysis of gastrointestinal adverse effects in patients with non-small cell lung cancer treated with a combination therapy of pembrolizumab and chemotherapy versus chemotherapy alone. ### Output: Pembrolizumab