Platelet-rich plasma 'fails to improve knee OA pain'

Patients would fare better with proven treatments, such as exercise and weight loss, finds Australian study

Platelet-rich plasma injections for knee osteoarthritis provide no improvement in pain relief or reduction in disease progression compared with placebo, an Australian study shows.

PRP injection in knee

The findings add to growing evidence against the use of autologous blood products to treat musculoskeletal conditions, the researchers say.

Intra-articular injections of platelet-rich plasma (PRP) can cost up to $500 per shot and have been touted as an alternative to pharmacological and surgical interventions for joint