<;P>;PROBLEM TO BE SOLVED: To provide a plaster which has no need to apply many plasters to an affected part, hardly produces wastes, and further enables a user to easily find out an effective application location of stiff shoulder. <;P>;SOLUTION: The plaster comprises a medicament layer Me, a support layer S, and a release film F. A pair of main parts 1R in which a back part 11 covering a location between the blade bone B2 and the backbone B1 in the trapezius M1 and a shoulder part 12 covering a location above the blade bone B2 in the trapezius M1 are integrally formed, and a pair of sub-parts 2R having a shape suitable for covering the sternocleidomastoid M2 and an area narrower than that of the main parts 1R. Shapes of the main part 1R and the sub-part 2R are set to perform continuous shaping so that the set pattern P1 is repeated when a predetermined set pattern P1 is shaped from an original fabric W. <;P>;COPYRIGHT: (C)2011,JPO&INPIT