PhRMA estimates that 90% of US healthcare spending is on chronic conditions. Currently there are ~800 drugs in development for chronic Dz - with 70 drugs in Ph1-3 development for arthritis: OA, RA, PsA, Gout (>1/3 in Phase 3) https://t.co/cozMhQI3UH https://t.co/uZe6L2ph87