IP Library Granted Patent US 11,638,697
Granted Patent B2
US 11,638,697 · App. 17/340,973 · Granted May 2, 2023

Solid oral sulfate salt formulations for cleaning a colon and methods of using same

Inventors: Mark vB Cleveland (Norwell, MA); Edmund V. Dennett, Jr. (Walpole, MA); Russell W Pelham (Duxbury, MA)
Assignee: Braintree Laboratories, Inc.
A61K9/20A61K9/2853A61K33/04A61K33/14
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Quick Facts
Patent No.
US 11,638,697
App. No.
17/340,973
Granted
May 2, 2023
Kind
B2
Abstract

Disclosed herein are solid oral dosage formulations comprising sodium sulfate, magnesium sulfate, and potassium chloride for inducing purgation of the colon of a subject. Furthermore, the disclosed compositions and formulations are useful to cleanse the colon when administered in sufficient quantities. Methods for inducing purgation of the colon and for cleansing the colon are also disclosed.

Claims (7)

1. A solid oral formulation for cleansing a colon of a subject; the formulation comprising about 35.5 grams of sodium sulfate, about 5.4 grams of magnesium sulfate, and about 4.5 grams of potassium chloride.

2. The solid oral dosage form of claim 1 further comprising polyethylene gly-col.

3. The solid oral dosage form of claim 1 further comprising one or more water-soluble excipients.

4. The solid oral dosage form of claim 3 , wherein the one or more water-solu-ble excipients comprises sodium caprylate.

5. The solid oral dosage form of claim 1 , wherein the solid oral dosage form further comprises polyethylene glycol and the polyethylene glycol is PEG-8000.

6. The solid oral dosage form of claim 1 is divided into a first dose and a second dose.

7. The solid oral dosage form of claim 1 , wherein the solid oral dosage form is a tablet.

Assignments (2)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Dec 22, 2025
From: BRAINTREE LABORATORIES, INC.; SEBELA IRELAND LIMITED
To: AZURITY PHARMACEUTICALS, INC.
Reel/Frame 073290/0852 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded May 24, 2023
From: CLEVELAND, MARK VB; DENNETT, EDMUND V, JR; PELHAM, RUSSELL W
To: BRAINTREE LABORATORIES, INC.
Reel/Frame 063754/0111 →