JAK1 Inhibitor Salts and Crystalline Forms for Lower-Dose Therapy

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Solution Overview

Problem

Current therapies for inflammatory conditions, autoimmune diseases, and other related disorders are inadequate, leading to patient intolerance, side effects, and low compliance due to long-term treatment requirements, necessitating the development of new therapeutic agents with improved dosage regimens and reduced side effects.

Innovation Solution

Development of novel salts and crystalline forms of a JAK1 inhibitor, specifically Compound 1, which are more soluble and bioavailable, allowing for lower dosages and potentially reducing toxicity and side effects.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If current therapies are used for long-term treatment, then therapeutic effect is maintained, but patient compliance deteriorates due to intolerance and side effects

Engineering Contradiction:
Improvetherapeutic effectVSAvoidpatient compliance
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The patent modifies the chemical parameters of the JAK1 inhibitor by creating novel salts and crystalline forms with different solubility and bioavailability characteristics. This allows achieving the same therapeutic effect at lower dosages, thereby improving patient compliance while maintaining therapeutic reliability.

Inventive Principle:
Principle #35Parameter changes

Solution Approach 2:

The patent creates alternative forms (salts and crystalline forms) of the same active compound, effectively copying the therapeutic function while improving the pharmacokinetic properties. This allows the drug to achieve better bioavailability and reduce side effects at lower doses.

Inventive Principle:
Principle #26Copying

2Reliability

If high dosage is administered, then therapeutic effect is enhanced, but side effects increase

Engineering Contradiction:
Improvetherapeutic effectVSAvoidside effects
Core Design Contradiction:
ReliabilityVSObject-affected harmful factors

Solution Approach 1:

The patent changes the physical and chemical parameters of the compound by developing novel salts and crystalline forms with improved solubility and bioavailability. This enables achieving therapeutic effects at lower dosages, thereby reducing side effects while maintaining therapeutic reliability.

Inventive Principle:
Principle #35Parameter changes

Solution Approach 2:

The patent replaces the need for high-dose mechanical administration with optimized pharmacokinetic properties through salt and crystalline form modification. This substitution allows lower dosages to achieve the same therapeutic effect, reducing harmful side effects.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

3Reliability

If repeated intake is required for chronic conditions, then disease control is maintained, but patient burden increases

Engineering Contradiction:
Improvedisease controlVSAvoidpatient burden
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The patent modifies the pharmacokinetic parameters of the JAK1 inhibitor through novel salt and crystalline form development, achieving improved bioavailability and potentially extended duration of action. This reduces the frequency of dosing while maintaining disease control, thereby reducing patient burden.

Inventive Principle:
Principle #35Parameter changes

Data Source

PatentUS20250289816A1Salts and pharmacutical compositions thereof for the treatment of inflammatory disorders
Publication Date: 2025.09.18 ALFASIGMA SPA
  • US20250289816A1 patent drawing
  • US20250289816A1 patent drawing
  • US20250289816A1 patent drawing

AI summary

The present invention discloses salts of a Compound 1:useful in the prophylaxis and/or treatment of inflammatory conditions, autoimmune diseases, proliferative diseases, allergy, transplant rejection, diseases involving degradation and/or disruption of cartilage homeostasis, congenital cartilage malformations, and/or diseases associated with hypersecretion of IL6 or interferons.