Microneedle Device and Method for Producing the Same
AssigneeHisamitsu Pharmaceutical Co., Inc.
InventorsRyota HORI, Shinpei NISHIMURA
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Abstract
The present invention aims to manufacture a microneedle device capable of carrying and administering a larger amount of biologically active substance per one microneedle. One aspect of the present invention is a method of manufacturing a microneedle device comprising coating microneedles with a coating liquid, wherein the coating liquid comprises a biologically active substance and a sulfated polysaccharide. The microneedle device manufactured by such a method comprises a substrate, microneedles disposed on the substrate, and a coating formed on the microneedles, wherein the coating comprises a biologically active substance and a sulfated polysaccharide.
Claims18
A microneedle device comprising:
- a substrate;
- microneedles disposed on the substrate;
- and
- a coating formed on the microneedles,
- wherein the coating comprises a biologically active substance and a sulfated polysaccharide.
A method of manufacturing a microneedle device which comprises a substrate, microneedles disposed on the substrate, and a coating formed on the microneedles, the method comprising:
- coating the microneedles with a coating liquid,
- wherein the coating liquid comprises a biologically active substance and a sulfated polysaccharide.
Dependencies are inferred from the claim text.