Deep Heat Heat Rub is a fast acting, non greasy pain relieving cream. The dual action of pain relief plus heat provides targeted, warming relief at the site of pain. Deep Heat Heat Rub contains the asprin -like drug methyl salicylate for effective pain relief and warming ingredients that increase blood flow and provide relief from, back pain, sciatica, fibrositis, sprains, bruises and chillblains .Can be used before or after exercise. HOW TO USEApply and massage evenly on the affected area.