Transmucosal delivery system for medicinal active ingredient to submucosa of bladder, pharmaceutical composition, and agent for treating bladder disease
JP2025094276AInactive Publication Date: 2025-06-24SEIKAGAKU KOGYO CO LTD
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Patent Information
- Application Number
- JP2025059920
- Authority / Receiving Office
- JP · JP
- Patent Type
- Applications
- Current Assignee / Owner
- Priority Date
- 2019-10-03
- Filing Date
- 2025-03-31
- Publication Date
- 2025-06-24
- Estimated Expiration
- Not applicable · inactive patent
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Abstract
To provide a system capable of achieving effective delivery of a pharmaceutical active ingredient administered into a bladder lumen to a submucosal tissue.SOLUTION: Provided is a transmucosal delivery system for a pharmaceutical active ingredient other than a steroid to a submucosal tissue of the bladder, comprising a conjugate of chondroitin sulfate and a hydrophobic compound, wherein the hydrophobic compound is a compound in which the pharmaceutical active ingredient and a spacer-forming molecule are covalently bonded to each other, and the spacer-forming molecule is covalently bonded to the chondroitin sulfate.SELECTED DRAWING: Figure 1
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Citation Information
Patent Citations
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