Lidocaine can cause serious side effects, especially in children, if it gets into the mouth and is swallowed. If you are using the viscous topical solution medicine in the mouth or throat, be aware of signs of toxicity. Lidocaine Topical Emulsion, Solution, or Spray Lidocaine spray is an anesthetic. It prevents and treats pain caused by some procedures. It can also treat minor burns, scrapes and insect bites. When you use this spray you'll lose feeling in your skin or other tissues. From the 1 topical lidocaine brand in the US, among OTC topical analgesics, Aspercreme® Lidocaine Pain Relief Dry Spray is an easy-to-apply, non-irritating topical spray that's designed to dry fast and last. Discover fast-acting lidocaine sprays for targeted pain relief. Find options with maximum strength formulas for minor aches and skin irritation. Icy Hot Lidocaine Pain Relief Dry Spray, Numb Aggravated Nerves With Max Strength Lidocaine 4% and Menthol 1%, Fast-Acting Pain Relief for Minor Pain, Backaches, Sprains and Strains, 4 oz Lidocaine topical can be used to prevent or relieve pain during certain medical procedures, such as drawing blood, placing a breathing tube, inserting a urinary catheter, or putting a small tube into a vein to give fluids or medications. Shop CVS Maximum Strength Lidocaine Plus Pain Relief Dry Spray, 3 OZ at CVS Pharmacy and enjoy free shipping on all eligible orders.