Medicinal composition for percutaneous administration

摘要

A percutaneously absorbable medicinal composition comprising a percutaneous absorption enhancer and at least one member selected from the group consisting of aromatic amidine derivatives represented by formula (1): salts of the derivatives, solvates of the derivatives, and solvates of salts of the derivatives. The present invention provides a composition which exhibits high percutaneous absorbability, which can maintain an effective blood level for prolonged periods of time, which provides antithrombotic and anticoagulant effects.