IP Library Granted Patent US 11,529,326
Granted Patent B2
US 11,529,326 · App. 17/193,588 · Granted Dec 20, 2022

Eflornithine and sulindac, fixed dose combination formulation

Inventors: Patrick Shannon (Pensacola, FL); Roberto Carlos Bravo González (Binningen, CH); Jean Ducassou (Cestas, FR)
Assignee: Cancer Prevention Pharmaceuticals, Inc.
A61K31/198A61K9/2009A61K9/2013A61K9/2054A61K9/2095A61K9/2813A61K9/2853A61K9/2866A61K31/192
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Quick Facts
Patent No.
US 11,529,326
App. No.
17/193,588
Granted
Dec 20, 2022
Kind
B2
Abstract

Provided herein are fixed-dose combination formulations of a pharmaceutically effective amount of eflornithine together with a pharmaceutically effective amount of sulindac. Also provided are methods of use and of methods of manufacture of these formulations.

Claims (20)

1. A composition comprising a fixed dose combination in a single dosage unit of (a) about 375 mg of eflornithine hydrochloride monohydrate and (b) about 75 mg of sulindac, wherein the composition further comprises magnesium stearate in an amount from about 1 to about 1.5 weight percent.

2. The composition of claim 1 , wherein the eflornithine hydrochloride monohydrate is a racemic mixture of its two enantiomers.

3. The composition of claim 2 , wherein the amount of eflornithine hydrochloride monohydrate racemate is 375 mg.

4. The composition of claim 1 , wherein the amount of sulindac is 75 mg.

5. The composition of claim 1 , further comprising an excipient.

6. The composition of claim 5 , wherein the excipient is starch, colloidal silicon dioxide, or silicified microcrystalline cellulose.

7. The composition of claim 5 , wherein the excipient is colloidal silicon dioxide.

8. The composition of claim 7 , wherein the composition further comprises a second excipient.

9. The composition of claim 8 , wherein the second excipient is silicified microcrystalline cellulose.

10. The composition of claim 1 , wherein the amount of magnesium stearate is about 1.5 weight percent.

11. The composition of claim 1 , wherein the composition is in the form of a capsule, tablet, mini-tablet, granule, pellet, solution, gel, cream, foam, or patch.

12. The composition of claim 11 , wherein the composition is in the form of a tablet.

13. The composition of claim 12 , wherein the weight of the tablet is from about 675 mg to about 725 mg.

14. The composition of claim 13 , wherein the weight of the tablet is about 700 mg.

15. The composition of claim 12 , wherein the tablet further comprises a coating.

16. The composition of claim 15 , wherein the coating comprises hydroxypropyl methylcellulose, titanium dioxide, polyethylene glycol, and iron oxide yellow.

17. The composition of claim 15 , wherein the amount of coating is from about 2 to about 4 weight percent.

18. The composition of claim 15 , wherein the weight of the tablet is from about 700 mg to about 725 mg.

19. The composition of claim 18 , wherein the weight of the tablet is about 721 mg.

20. A method of treating familial adenomatous polyposis (FAP) in a patient in need thereof, comprising administering to the patient a composition comprising a fixed dose combination in a single dosage unit of (a) about 375 mg eflornithine hydrochloride monohydrate and (b) about 75 mg of sulindac, wherein the composition further comprises magnesium stearate in an amount from about 1 to about 1.5 weight percent.

Assignments (7)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Nov 3, 2025
From: CREATIVE PLANNING BUSINESS ALLIANCE, LLC
To: USWM, LLC
Reel/Frame 072766/0028 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Oct 30, 2025
From: PANBELA THERAPEUTICS, INC.; PANBELA RESEARCH, INC.; CANCER PREVENTION PHARMACEUTICALS, INC.
To: CREATIVE PLANNING BUSINESS ALLIANCE LLC
Reel/Frame 072735/0859 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Apr 25, 2023
From: BRAVO GONZALEZ, ROBERTO CARLOS
To: TILLOTTS PHARMA AG
Reel/Frame 063433/0365 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Apr 25, 2023
From: SANOFI WINTHROP INDUSTRIE S.A.
To: CANCER PREVENTION PHARMACEUTICALS, INC.
Reel/Frame 063433/0591 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Apr 25, 2023
From: TILLOTTS PHARMA AG
To: CANCER PREVENTION PHARMACEUTICALS, INC.
Reel/Frame 063433/0674 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Apr 25, 2023
From: SHANNON, PATRICK
To: CANCER PREVENTION PHARMACEUTICALS, INC.
Reel/Frame 063433/0437 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Apr 25, 2023
From: DUCASSOU, JEAN
To: SANOFI WINTHROP INDUSTRIE
Reel/Frame 063433/0061 →
Priority Claims (2)
EP 16306429 · Oct 28, 2016 · regional
EP 16306430 · Oct 28, 2016 · regional
Continuity (4)
Continuation 15771484
Provisional Application 62248810 · Oct 30, 2015
Provisional Application 62358698 · Jul 6, 2016
Related Publication 20210267926A1 · Sep 2, 2021