Devil's claw Devil’s claw is a herbal medicine bought over the counter as capsules, tinctures or fluid extract. Learn its uses and side-effects when treating osteoarthritis. Diet and nutritional supplements Diet changes and additional nutrients from food supplements can help people with inflammatory arthritis and osteoarthritis. Learn their uses and side-effects. Duhuo Jisheng Wan (DJW) Learn about Duhuo Jisheng Wan as an alternative treatment for arthritis - a herbal medicine that seems to activate specific anti-inflammatory cells in the body.