Retinamide Composition for Stable Dermatologic Therapy

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Solution Overview

Problem

There is a need for highly effective therapeutic agents to treat dermatological disorders such as acne, eczema, psoriasis, ichthyosis, cold sores, wounds, burns, sunburns, and skin cancers with minimal or no side effects, as current retinoids face limitations in therapeutic efficacy due to rapid metabolism and adverse side effects.

Innovation Solution

Development of novel retinamides that inhibit retinoic acid metabolism and modulate Mnk1/2-eIF4E and androgen receptor (AR) signaling pathways, reducing adverse side effects by blocking intracellular ATRA metabolism and inducing AR degradation, thereby treating dermatological conditions.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If current retinoids are used to treat dermatological disorders, then therapeutic efficacy is achieved, but rapid metabolism and adverse side effects occur

Engineering Contradiction:
Improvetherapeutic efficacyVSAvoidadverse side effects
Core Design Contradiction:
ReliabilityVSObject-generated harmful factors

Solution Approach 1:

The patent modifies the chemical structure of retinoids by introducing a retinamide group instead of a carboxylic acid group, fundamentally changing the metabolic pathway and stability parameters of the molecule. This structural parameter change prevents rapid metabolism while maintaining therapeutic efficacy through alternative mechanisms including AR degradation and Mnk1/2-eIF4E pathway modulation

Inventive Principle:
Principle #35Parameter changes

Solution Approach 2:

The invention creates a hybrid compound class (retinamides) that combines features of retinoids with amide functional groups, resulting in a composite molecular structure that exhibits both the desired dermatological therapeutic effects and improved metabolic stability, reducing adverse side effects

Inventive Principle:
Principle #40Composite materials

2Reliability

If current retinoids are used to treat dermatological disorders, then therapeutic effects are achieved, but rapid metabolism limits duration of action

Engineering Contradiction:
Improvetherapeutic effectsVSAvoidduration of action
Core Design Contradiction:
ReliabilityVSDuration of action of moving object

Solution Approach 1:

By changing the functional group from carboxylic acid to retinamide, the patent fundamentally alters the metabolic stability parameter, extending the duration of action. The retinamide structure resists enzymatic degradation pathways that rapidly metabolize conventional retinoids, thereby prolonging therapeutic effect duration

Inventive Principle:
Principle #35Parameter changes

Data Source

PatentUS12528776B2Composition and method for treating dermatological disorders using retinamides
Publication Date: 2026.01.20 UNIV OF MARYLAND
  • US12528776B2 patent drawing
  • US12528776B2 patent drawing
  • US12528776B2 patent drawing

AI summary

Novel retinamides with unique properties and biological activities, including inhibition of retinoic acid metabolism and modulation of Mnk1/2-eIF4E and androgen receptor (AR) signaling pathways, are synthesized and developed. The novel retinamides are capable of effecting treatment of a variety of dermatological conditions while limiting adverse side effects.