Patent ID: 8506980

Claim:
A percutaneously absorbable preparation adapted for insertion into skin to percutaneously administer an objective substance into the body, comprising a base consisting of a water-soluble polymer substance and the objective substance held in the base, wherein the polymer substance is at least one substance selected from the group consisting of sodium chondroitin sulfate, hyaluronic acid, glycogen, pullulan, serum alpha-acid glycoprotein and carboxyvinyl polymer, optionally in combination with dextran, wherein the percutaneously absorbable preparation has two opposed ends, wherein one opposed end is a pointed tip and the other opposed end is a pushing part, provided that when the pointed tip end of the percutaneously absorbable preparation is placed on the skin, the percutaneously absorbable preparation has sufficient physical strength to be inserted into the skin by pushing on the pushing part end, and wherein the percutaneously absorbable preparation has substantially conical shape having a diameter and a length, wherein the diameter of the pushing part is in a range of 0.1-500 micrometer, and the length is in a range of 0.5-1500 micrometer.