| abstract |
(57) [Summary] (Modified) [Problem] To provide a safe therapeutic agent for benign prostatic hyperplasia which is easy to administer, has few side effects. SOLUTION: This transdermal patch is characterized by containing allylestrenol as a medicinal ingredient, and in particular, all of a rubber-based adhesive base, an acrylic-based adhesive base and a water-containing adhesive base are allylestrenol. It has good solubility, and if these are used as a base component of a patch and further an absorption enhancer is added, the amount of drug absorbed from the preparation to the patch administration site skin increases, and the drug utilization is improved. Formulation. |