The invention provides a gel patch comprising a support and an adhesive layer on the support, wherein the adhesive layer comprises 1.5 to 2.5 mass% of ketoprofen, 1.5 to 2.5 mass% of 4-tert-butyl-4'-methoxydibenzoylmethane and 12 to 18 mass% of propylene glycol, based on the total mass of the adhesive layer.