Purpose of this invention the active ingredient is to offer the small-sized optical stabilization soft capsule medicine which possesses the medicine skin which shades effectively. Due to this invention, the non water soluble shade medicine is contained and the medicine which the suffering package is done and, the optical stabilization soft capsule medicine which features that it includes is offered to the medicine skin and this medicine skin where average thickness is 200 millimicrons or less.本発明の目的は、有効成分を効果的に遮光する剤皮を有する小型の光安定化軟カプセル剤を提供することである。本発明により、非水溶性遮光剤を含有し平均厚さが200μm以下である剤皮と、この剤皮に被包される薬物と、を含むことを特徴とする光安定化軟カプセル剤が提供される。