ASPERFLEX ORIGINAL MAXIMUM STRENGTH (MENTHOL) PATCH [AKRON PHARMA INC.] ■ on wounds, damaged, broken or irritated skin ■ with a heating pad or apply local heat to the area of use use only as directed. Read and follow all directions and warnings on this carton. do not allow contact with the eyes and mucous membranes rare cases of serious burns have been reported with products of this type do not apply to wounds or damaged, broken or irritated skin do not bandage tightly or apply local heat (such as heating pads) or a medicated patch to the area of use do not use at the same time as other topical analgesics a transient burning sensation may occur upon application but generally disappears in several days avoid applying into skin folds <do not use more than 4 patches at a time ■ condition worsens or symptoms persist for more than 7 days ■ symptoms clear up and occur again within a few days ■ severe burning sensation, redness or irritation develop ■ you experience signs of skin injury, such as pain, swelling, or blistering where the product was applied