Myoflex® Extra Strength Tube 100g cream is a deep penetrating pain relief rub for the temporary relief of arthritis or rheumatic pain and aches and pain to muscles and joints associated with back ache such as lumbago, neck ache, strains and pain of tendons and ligaments. Myoflex® Extra Strength is fast absorbing, odour free, greaseless, and gets to the site of pain.