Lamotrigine Salts, Co-crystals, and Compositions Patent Application
Summary
The USPTO has published a patent application (US20260083745A1) for lamotrigine oral suspension and its preparation method, filed by Azurity Pharmaceuticals Ireland Limited. The application details a formulation designed to improve the stability and redispersibility of lamotrigine suspensions.
What changed
This document is a USPTO patent application (US20260083745A1) for a lamotrigine oral suspension and its preparation method, filed by Azurity Pharmaceuticals Ireland Limited. The application describes a formulation utilizing specific pharmaceutical adjuvants, including suspending aids and wetting agents like hydroxypropyl methylcellulose, glycerin, and Tween 80, to enhance the stability and redispersibility of the lamotrigine active pharmaceutical ingredient (API).
As this is a patent application, it does not impose direct compliance obligations on regulated entities. However, it is relevant for pharmaceutical companies involved in drug formulation and development, particularly those working with lamotrigine or similar oral suspensions. Companies should be aware of this filing as it pertains to intellectual property in the pharmaceutical sector.
Archived snapshot
Mar 26, 2026GovPing captured this document from the original source. If the source has since changed or been removed, this is the text as it existed at that time.
LAMOTRIGINE SALTS, CO-CRYSTALS, AND COMPOSITIONS
Application US20260083745A1 Kind: A1 Mar 26, 2026
Assignee
Azurity Pharmaceuticals Ireland Limited
Inventors
Jordan R. Hunt, Gerold Mosher, Paras P. Jain, Krishna Mohan Lakshmipathula
Abstract
The invention discloses a lamotrigine oral suspension and a preparation method thereof, the lamotrigine oral suspension is composed of lamotrigine and other pharmaceutic adjuvants, the pharmaceutic adjuvants are composed of a suspending aid, a wetting agent, a bacteriostatic agent, a flavoring agent, a defoaming agent, a pH regulator and a solvent, and the wetting agent is hydroxypropyl methylcellulose, glycerin, Tween 80 and the like. According to the invention, the suspending aid is adopted to increase the liquid viscosity and improve the stability of the suspension, and the wetting agent is adopted to improve the hydrophobicity of API, so that the stability and redispersibility of the suspension are improved, and the preparation process is simple and suitable for industrial mass production.
CPC Classifications
A61K 31/53 C07C 57/15 C07D 253/075
Filing Date
2025-02-14
Application No.
19053770
Named provisions
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