RE:RE:Photodynamic Therapy Market to grow at a CAGR of 8.22% It is the most recent approved therapy for NMIBC. Approved Dec 2022 but not available yet as it is very very difficult to make in large batches. Complex biologic agent. So far it is keytruda and adstiladrin. Keytruda's data is very poor and many wonder how/why it got approved.