| abstract |
(57) [Problem] To provide a patch which does not wet or peel off the support layer even by water work or bathing, and furthermore, the adhesive composition does not remain on the skin when peeled off. SOLUTION: In a patch comprising a support layer having air permeability and flexibility and an adhesive drug layer laminated, an anchor coat is applied to the surface of the support layer on the adhesive drug layer side, and A patch in which a support layer has been subjected to a water-repellent treatment. |