An adhesive comprising a base with tackiness, an oil and ketoprofen, wherein the adhesive contains no L-menthol, the base is composed at least of a tacky composition comprising an elastomer and a tackifier and/or a tacky polymer containing an unsaturated monomer with a total of 5 or more carbon atoms as the monomer unit, the oil is an oil that is compatible with the tacky composition and the tacky polymer, and the oil content is 150-175 parts by weight with respect to 100 parts by weight as the total of the tacky composition and the tacky polymer.