Shots:  The US FDA has approved Rituximab, a biosimilar version of Rituxan developed by Dr. Reddy's Laboratories, supported by analytical, non-clinical, and clinical data demonstrating high similarity and no clinically meaningful differences from Rituxan, meeting US biosimilar requirements   Rituximab is a mAb targeting CD20 on B cells, leading to B-cell depletion through immune-mediated mechanisms. It is approved in the US for…