Antibody-Drug Conjugate and RAS Inhibitor Combination Therapy

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Solution Overview

Problem

Current cancer treatments using anti-HER2 antibody-drug conjugates and RASG12C inhibitors have limitations in terms of efficacy, durability of therapeutic response, and tolerance, particularly in reducing dose-dependent toxicity.

Innovation Solution

The combination of an anti-HER2 antibody-drug conjugate, such as trastuzumab deruxtecan, with a RASG12C inhibitor, administered together to enhance antitumor effects, increase treatment durability, and reduce toxicity.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If anti-HER2 antibody-drug conjugate and RASG12C inhibitor are administered in combination, then antitumor efficacy is improved, but treatment complexity increases

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

Solution Approach 1:

The patent combines anti-HER2 antibody-drug conjugate and RASG12C inhibitor into a single pharmaceutical composition that can be administered together, merging two separate treatment regimens into one unified therapy to improve antitumor efficacy while managing treatment complexity

Inventive Principle:
Principle #5Merging (Combining)

2Reliability

If higher doses of single agents are used to improve efficacy, then antitumor effect increases, but dose-dependent toxicity increases

Engineering Contradiction:
Improveantitumor effectVSAvoiddose-dependent toxicity
Core Design Contradiction:
ReliabilityVSObject-affected harmful factors

Solution Approach 1:

The patent changes the dosing parameters by administering anti-HER2 antibody-drug conjugate and RASG12C inhibitor in combination at optimized doses, rather than using higher doses of single agents, thereby achieving improved antitumor effect while reducing dose-dependent toxicity through synergistic interaction

Inventive Principle:
Principle #35Parameter changes

Data Source

PatentUS20250161305A1Combination of antibody-drug conjugate and RASG12c inhibitor
Publication Date: 2025.05.22 ASTRAZENECA UK LTD
  • US20250161305A1 patent drawing
  • US20250161305A1 patent drawing
  • US20250161305A1 patent drawing

AI summary

A pharmaceutical product for administration of an anti HER2 antibody-drug conjugate in combination with a RASG12C inhibitor is provided. Also provided is a therapeutic use and method wherein the antibody-drug conjugate and the RASG12C inhibitor are administered in combination to a subject.