"Sirona Pain Relief Patch is an easy-to-apply, trans dermal patch which releases medicine in a targeted manner through the skin. Therefore, most of the medicine actually reaches the affected area providing maximum relief. It is recommended for pain in the lower abdomen, back, sprains, strains, spasms and during menstrual cramps. The patch is ultra-thin and discreet. So, don't let the muscle pain hold you back anymore. Wear it to social outings or office under your clothes and have a relaxed pain free day. The powerful blend of natural pain relievers works wonders and provides instant relief from pain for up to 12 hours."