US 6,444,198 B1Granted

Effervescent laxatives

AssigneeSmithKline Beecham Corporation

InventorsBruce P. Daggy, Kenneth G. Mandel

Life of this patent

Estimating the term…

Abstract

The present invention is directed to a novel osmotic/effervescent system for the treatment of constipation and fecal impaction in a human or mammal in need thereof.

Claims14

Dependent claims

A pharmaceutical formulation comprising an osmotic amount of polyethylene glycol (PEG) 3350, or PEG 4000, and a pharmaceutically acceptable effervescent coupling system.

Dependencies are inferred from the claim text.

Facts

Application: 10/071,638Filed 7 Feb 2002 · continuation
Priority: 22 Feb 1999
Published: US 2002/0085990 A14 Jul 2002
Granted: 3 Sep 2002
Term ends: Not estimatedThe source records don’t support an estimate.

Classification4 codes

A61K 47/34
Macromolecular organic or inorganic compounds, e.g. inorganic polyphosphates: macromolecular compounds obtained otherwise than by reactions only…
A61K 9/0004
Galenical forms characterised by the drug release technique; Application systems commanded by energy: osmotic delivery systems; Sustained release…
A61K 9/0007
Galenical forms characterised by the drug release technique; Application systems commanded by energy: effervescent
A61K
Medicines and medical preparations

Family

Application60/121,089Us provisional application · filed 22 Feb 1999
PCT/US00/04701Parent of this continuation · filed 22 Feb 2000
Application09/913,685Parent of this continuation
US 2002/0085990 A1Published application
US 6,444,198 B1This patent

From the US filing history. Foreign family members aren’t listed.

Timeline

Citations

Open elsewhere

patentgrep

Loading patent…

patentgrepSearch patents

Back to results