BTK Inhibitor Dosing for Sustained Occupancy in B-Cell Malignancies

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Solution Overview

Problem

Current treatments for malignancies such as diffuse large B-cell lymphoma, mantle cell lymphoma, follicular lymphoma, marginal zone lymphoma, chronic lymphocytic leukemia, small lymphocytic lymphoma, Waldenstrom macroglobulinemia, and chronic graft versus host disease are inadequate, necessitating the development of effective therapeutic options.

Innovation Solution

The use of small molecule tyrosine kinase inhibitors, specifically compounds of Formula (III), to target Bruton's tyrosine kinase (BTK) for the treatment of these malignancies, administered in various dosages and combinations with other drugs, achieving significant BTK occupancy and inhibition.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If current treatments for malignancies are used, then existing therapy options are available, but treatment effectiveness is inadequate

Engineering Contradiction:
Improvetreatment effectivenessVSAvoidtherapy options
Core Design Contradiction:
ReliabilityVSAdaptability or versatility

Solution Approach 1:

The patent employs parameter changes by developing novel BTK inhibitor compounds with optimized molecular structures (Formula I, II, and III) that achieve superior pharmacokinetic properties and target occupancy compared to existing treatments. The compound design modifies key parameters including molecular weight, lipophilicity, and metabolic stability to enhance treatment effectiveness while maintaining safety

Inventive Principle:
Principle #35Parameter changes

Solution Approach 2:

The patent utilizes composite materials by creating complex multi-component molecular structures that combine various functional groups and moieties. The BTK inhibitor compounds incorporate heterocyclic rings, amide bonds, and aromatic systems that work synergistically to achieve high target affinity and selectivity, representing a composite approach to drug design

Inventive Principle:
Principle #40Composite materials

2Reliability

If BTK inhibition is achieved through compound administration, then B-cell activation is inhibited, but achieving sufficient BTK occupancy requires optimized dosing

Engineering Contradiction:
ImproveBTK occupancyVSAvoiddosing regimen
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The patent applies periodic action through structured dosing regimens administered at specific intervals (e.g., once daily, twice daily) to maintain therapeutic BTK occupancy levels. The dosing schedule is optimized to coincide with the pharmacokinetic profile of the compound, ensuring sustained inhibition of B-cell activation while allowing for metabolic clearance between doses

Inventive Principle:
Principle #19Periodic action

Solution Approach 2:

The patent implements dynamics by adjusting dosing parameters (frequency, duration, and amount) based on observed pharmacokinetic and pharmacodynamic responses. The treatment regimen is tailored to individual patient needs and disease severity, allowing flexible modification of the dosing schedule to optimize BTK occupancy while minimizing side effects

Inventive Principle:
Principle #15Dynamics

Data Source

PatentUS12622910B2Inhibitors of Bruton's tyrosine kinase and methods of their use
Publication Date: 2026.05.12 JANSSEN PHARMA NV
  • US12622910B2 patent drawing
  • US12622910B2 patent drawing
  • US12622910B2 patent drawing

AI summary

The present disclosure is directed to the use of a compound of Formula (III) in the treatment of malignancies.