DGAT2 and ACC Inhibitor Combination for NAFLD/NASH Treatment

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Solution Overview

Problem

Current treatments for nonalcoholic fatty liver disease (NAFLD) and related conditions, such as nonalcoholic steatohepatitis (NASH), are limited, and there is a need for effective pharmacological interventions to address hepatic steatosis, inflammation, and fibrosis.

Innovation Solution

A combination therapy using (S)-2-(5-((3-ethoxypyridin-2-yl)oxy)pyridin-3-yl)-N-(tetrahydrofuran-3-yl)pyrimidine-5-carboxamide as a DGAT2 inhibitor and 4-(4-(1-Isopropyl-7-oxo-1,4,6,7-tetrahydrospiro[indazole-5,4′-piperidine]-1′-carbonyl)-6-methoxypyridin-2-yl)benzoic acid as an ACC inhibitor is administered to reduce hepatic steatosis, inflammation, and fibrosis.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If combination therapy with DGAT2 inhibitor and ACC inhibitor is used, then therapeutic efficacy for NAFLD/NASH is improved, but treatment complexity increases

Engineering Contradiction:
Improvetherapeutic efficacyVSAvoidtreatment complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent combines two separate pharmacological mechanisms (DGAT2 inhibition and ACC inhibition) into a single combination therapy regimen. This merging of multiple therapeutic agents targets different pathways in NAFLD/NASH pathogenesis simultaneously, achieving synergistic therapeutic effects while managing the complexity through coordinated dosing and administration protocols

Inventive Principle:
Principle #5Merging (Combining)

2Quantity of substance

If ACC inhibition is used to reduce hepatic steatosis, then liver fat content is reduced, but treatment options remain limited

Engineering Contradiction:
Improveliver fat contentVSAvoidtreatment options
Core Design Contradiction:
Quantity of substanceVSAdaptability or versatility

Solution Approach 1:

The combination therapy regimen is designed to address multiple aspects of NAFLD/NASH simultaneously: reducing hepatic steatosis through DGAT2 inhibition, decreasing inflammation through ACC inhibition, and improving insulin sensitivity. This multi-functional approach expands treatment versatility beyond single-target therapies, making the treatment regime adaptable to various disease manifestations

Inventive Principle:
Principle #6Universality (Multi-functionality)

Data Source

PatentUS12472180B2Combinations for treatment of NAFLD/NASH and related diseases
Publication Date: 2025.11.18 PFIZER INC
  • US12472180B2 patent drawing
  • US12472180B2 patent drawing
  • US12472180B2 patent drawing

AI summary

A method for treating fatty liver disease and related diseases or disorders with a therapeutically effective amount of a composition comprising from about 25 mg to about 1200 mg of (S)-2-(5-((3-ethoxypyridin-2-yl)oxy)pyridin-3-yl)-N-(tetrahydrofuran-3-yl)pyrimidine-5-carboxamide or a pharmaceutically acceptable salt thereof, and from about 5 mg to about 40 mg of 4-(4-(1-Isopropyl-7-oxo-1,4,6,7-tetrahydrospiro[indazole-5,4′-piperidine]-1′-carbonyl)-6-methoxypyridin-2-yl)benzoic acid or a pharmaceutically acceptable salt thereof.