Therapeutic Compounds for Glaucoma via Metabolic Stability

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Solution Overview

Problem

Current treatments for glaucoma, particularly those involving eicosanoids and their derivatives, face limitations in effectively managing elevated intraocular pressure and ocular hypertensive conditions, as they may not adequately address the underlying causes of intraocular pressure obstruction and have limitations in metabolic stability and efficacy.

Innovation Solution

Development of specific compounds with structural formulas that include organic acid functional groups, amides, esters, or tetrazolyl functional groups, which act as bioisosteres for carboxylic acids, to enhance metabolic stability and efficacy in reducing intraocular pressure.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If eicosanoids and their derivatives are used for treating glaucoma, then intraocular pressure can be reduced, but metabolic stability and efficacy are limited

Engineering Contradiction:
Improveefficacy in reducing intraocular pressureVSAvoidmetabolic stability
Core Design Contradiction:
ReliabilityVSStability of the object's composition

Solution Approach 1:

The patent applies parameter changes by modifying the chemical structure of eicosanoid derivatives through systematic variations in the R1, R2, R3, R4, and R5 substituents. These structural parameter changes enhance metabolic stability while maintaining the ability to reduce intraocular pressure, resolving the contradiction between efficacy and stability.

Inventive Principle:
Principle #35Parameter changes

Solution Approach 2:

The patent employs composite material principles by creating complex molecular structures that combine multiple functional groups and substituents on the prostanoic acid skeleton. These composite structures integrate properties that simultaneously improve metabolic stability and therapeutic efficacy for glaucoma treatment.

Inventive Principle:
Principle #40Composite materials

2Reliability

If current eicosanoid treatments are used, then ocular hypertensive conditions can be managed, but underlying causes of intraocular pressure obstruction are not adequately addressed

Engineering Contradiction:
Improvemanagement of ocular hypertensive conditionsVSAvoidintraocular pressure obstruction
Core Design Contradiction:
ReliabilityVSObject-affected harmful factors

Solution Approach 1:

The patent applies the extraction principle by isolating and optimizing specific structural elements of eicosanoids that directly target the mechanisms of aqueous humor outflow obstruction. By extracting and enhancing these key functional components through systematic structural modification, the compounds more effectively address the underlying causes of intraocular pressure obstruction rather than merely managing symptoms.

Inventive Principle:
Principle #2Taking out (Extraction)

Data Source

PatentUS8039496B2Therapeutic compounds
Publication Date: 2011.10.18 ALLERGAN INC
  • US8039496B2 patent drawing
  • US8039496B2 patent drawing
  • US8039496B2 patent drawing

AI summary

Disclosed herein is a compound of the formula. Therapeutic methods, compositions, and medicaments for the treatment of glaucoma or ocular hypertension related thereto are also disclosed.