SIr,My wife (40) suffering with RA+ for last 8 yrs. treated with NIMS docs, sunshine hospital. Advised to avoid allopathy medicines for long period (chloroquil HCQs etc.) hence shifted to Unani, ayurveda, homeo overall result is ok but lot of pain in knee joints as cartilage affected, no gap between joints, difficult to move legs from place to place. Pls advise is there any solution than knee replacement