Movelat Relief Gel contains the active substances mucopolysaccharide polysulfate (MPS) and salicylic acid. Movelat Relief Gel is a mild to moderate anti-inflammatory and analgesic (pain-relieving) preparation which, when applied to the skin, provides relief from muscular pain and stiffness, sprains and strains, and pain due to rheumatic and non-serious arthritic conditions.