Platelet-Rich Plasma (PRP) injection for the knee involves using a patient’s own blood to promote healing. The blood is processed to concentrate platelets, which are rich in growth factors. PRP is injected into the knee joint to reduce pain and inflammation, often for osteoarthritis or injury. It’s a minimally invasive procedure with low risk and variable results depending on the condition treated. do prp injections in the knee work prp injection for knee arthritis prp injection for knee cost in chennai prp injection for knee near me prp injection for knee side effects