radian b muscle lotion is the effective formula for symptomatic relief from muscular & rheumatic aches & pains. it contains menthol camphor methyl salicylate & aspirin which work together to actively relieve itching & causes the blood vessels on the surface of the skin to widen. this causes a sensation of coldness resulting in a reduction of pain., fibrostitis, sciatica, lumbago, sprained ligaments, bruises, muscle stiffness, strains, tennis elbow, golf shoulder