The Salonpas LIDOCAINE Pain Relieving Gel-Patch uses hydro-gel based technology and maximum strength Lidocaine available without a prescription to provide numbing relief. The Salonpas® LIDOCAINE Pain Relieving Gel-Patch provides temporary relief of pain associated with back neck shoulders knees and elbows. These patches contain 4% Lidocaine long lasting and the maximum strength you can buy without a prescription. That s powerful medicine that provides targeted relief for hours. Topical pain relievers like Salonpas are recommended first-line pain treatment based on CDC & other guidelines. The targeted relief of Salonpas topical pain relievers works at the site of pain. Non-addictive Salonpas topical pain relievers are gentle on the body. In the century-and-a-half since our founding Hisamitsu has pioneered the development of patches and other topical treatments to relieve everyday aches and pains. This is our mission to make topical care available for all who seek it - anytime anywhere.