IP Library Granted Patent US 12,589,089
Granted Patent B2
US 12,589,089 · App. 18/602,435 · Granted Mar 31, 2026

PTGDR-1 and/or PTGDR-2 antagonists for preventing and/or treating systemic lupus erythematosus

Inventors: Nicolas Charles (Paris, FR); Christophe Pellefigues (Paris, FR)
Assignees: INSERM (INSTITUT NATIONAL DE LA SANTE ET DE LA RECHERCHE MEDICALE); UNIVERSITÉ PARIS DIDEROT—PARIS 7
A61K31/403A61K2300/00
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Quick Facts
Patent No.
US 12,589,089
App. No.
18/602,435
Granted
Mar 31, 2026
Kind
B2
Abstract

A PTGDR-1 antagonist, a PTGDR-2 antagonist, a dual PTGDR-1/PTGDR-1 antagonist, or a combination of PTGDR-1 antagonist and PTGDR-2 antagonist, and pharmaceutical compositions containing them, are provided to patients in need thereof to prevent or treat disease including systemic lupus erythematosus (SLE).

Claims (7)

1 . A method for treating SLE in a patient in need thereof, wherein said method comprises administering to said patient laropiprant in combination with CAY10471 (TM30089).

2 . The method according to claim 1 , wherein said laropiprant and said CAY10471 (TM30089) are formulated in a single pharmaceutical composition.

3 . The method according to claim 1 , wherein said laropiprant and said CAY10471 (TM30089) are formulated in separate pharmaceutical compositions for simultaneous use, separate use, or use spread over time.

4 . A method for treating SLE in a patient in need thereof, wherein said method comprises administering to said patient a pharmaceutical composition comprising laropiprant and CAY10471 (TM30089).

5 . The method for treating SLE in a patient in need thereof as recited in claim 4 , wherein said method comprises administering to said patient laropiprant and CAY10471 (TM30089) as a combined preparation for simultaneous use, separate use, or use spread over time.

6 . The method according to claim 1 , wherein the PTGDR 1 antagonist laropiprant in combination with the CAY10471 (TM30089) prevents basophil homing to secondary lymphoid organs.

7 . The method according to claim 1 , wherein the laropiprant in combination with the CAY10471 (TM30089) prevents, limits the extent or reduces the increase in autoantibody titers and/or the occurrence of SLE flares and/or organ damages.

Assignments (3)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Mar 26, 2024
From: CHARLES, NICOLAS; PELLEFIGUES, CHRISTOPHE
To: INSTITUT NATIONAL DE LA SANTE ET DE LA RECHERCHE MEDICALE (INSERM); UNIVERSITÉ PARIS DIDEROT - PARIS 7
Reel/Frame 066903/0858 →
MERGER AND CHANGE OF NAME Recorded Mar 26, 2024
From: UNIVERSITE PARIS DESCARTES; UNIVERSITE PARIS DIDEROT - PARIS 7; UNIVERSITE DE PARIS
To: UNIVERSITE DE PARIS
Reel/Frame 066903/0923 →
CHANGE OF NAME Recorded Mar 26, 2024
From: UNIVERSITE DE PARIS
To: UNIVERSITÉ PARIS CITÉ
Reel/Frame 066904/0014 →
Priority Claims (1)
EP 15305222 · Feb 13, 2015 · regional
Continuity (5)
Continuation 18068682 · Dec 20, 2022
Continuation 16846611 · Apr 13, 2020
Continuation 16011723 · Jun 19, 2018
Continuation 15549401
Related Publication 20250017900A1 · Jan 16, 2025
References Cited (4)
GB 2407318 · 2006 [cited by examiner]
WO WO2007042035 · 2007 [cited by examiner]
WO WO2009085177 · 2009 [cited by examiner]
Hatanaka et. al. (J. Pharmacol. Sci.  (2010) 113:89-93 (Year: 2010). [cited by examiner]