As for the oral medicine delivery system which includes two liquid type foaming bodies, in the ratio for the gross weight of the formulation, continual hydrophilic phase 1 - 20 weight %, 0.1 - 20 weight % the difficult water soluble medicine is melted or is dispersed, or, discontinuous phase is formed the oil which is allowed pharmacology 70 - 98 weight %, and stability 0.5 - 10 weight % includes the surface active agent in order to make the formation of two liquid type foaming bodies possible in two liquid type foaming bodies.二液型発泡体を含む経口薬物送達システムは、製剤の総重量に対する割合で、連続親水性相を1~20重量%、0.1~20重量%の難水溶性薬物が溶解または分散され、不連続相を形成する薬理学的に許容される油を70~98重量%、および安定な二液型発泡体の形成を可能にするための界面活性剤を0.5~10重量%を二液型発泡体中に含む。