Efficacy and safety of pembrolizumab every six weeks in relapsed/refractory classical Hodgkin lymphoma or primary mediastinal B-cell lymphoma: The phase 2 KEYNOTE-B68 trial.
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: Efficacy and safety of pembrolizumab every six weeks in relapsed/refractory classical Hodgkin lymphoma or primary mediastinal B-cell lymphoma: The phase 2 KEYNOTE-B68 trial. ### Output: Pembrolizumab