Impax Laboratories Patent Applications

MUCO-ADHESIVE, CONTROLLED RELEASE FORMULATIONS OF LEVODOPA AND/OR ESTERS OF LEVODOPA AND USES THEREOF

Granted: September 28, 2023
Application Number: 20230301923
The invention provides an oral solid formulation comprising (a) a controlled release component comprising a core comprising levodopa, wherein the core is coated with a layer of a muco-adhesive polymer and externally coated with a layer of an enteric polymer; and (b) an immediate release component comprising levodopa.

MUCO-ADHESIVE, CONTROLLED RELEASE FORMULATIONS OF LEVODOPA AND/OR ESTERS OF LEVODOPA AND USES THEREOF

Granted: March 23, 2023
Application Number: 20230092422
The invention provides an oral solid formulation comprising (a) a controlled release component comprising a core comprising levodopa, wherein the core is coated with a layer of a muco-adhesive polymer and externally coated with a layer of an enteric polymer; and (b) an immediate release component comprising carbidopa and levodopa.

MUCO-ADHESIVE, CONTROLLED RELEASE FORMULATIONS OF LEVODOPA AND/OR ESTERS OF LEVODOPA AND USES THEREOF

Granted: November 4, 2021
Application Number: 20210338591
The invention provides an oral solid formulation comprising (a) a controlled release component comprising a core comprising levodopa, wherein the core is coated with a layer of a muco-adhesive polymer and externally coated with a layer of an enteric polymer; and (b) an immediate release component comprising carbidopa and levodopa.

MUCO-ADHESIVE, CONTROLLED RELEASE FORMULATIONS OF LEVODOPA AND/OR ESTERS OF LEVODOPA AND USES THEREOF

Granted: May 6, 2021
Application Number: 20210128480
The invention provides a controlled release oral solid formulation comprising (a) a controlled release component comprising core comprising levodopa and/or an ester of levodopa or salts thereof, wherein the core is coated with a layer of a muco-adhesive polymer and externally coated with a layer of an enteric coated polymer; and (b) a decarboxylase inhibitor component.

MUCO-ADHESIVE, CONTROLLED RELEASE FORMULATIONS OF LEVODOPA AND/OR ESTERS OF LEVODOPA AND USES THEREOF

Granted: August 13, 2020
Application Number: 20200253881
The invention provides a controlled release oral solid formulation comprising (a) a controlled release component comprising core comprising levodopa and/or an ester of levodopa or salts thereof, wherein the core is coated with a layer of a muco-adhesive polymer and externally coated with a layer of an enteric coated polymer; and a method of using the controlled release oral solid formulation to treat Parkinson's disease or primary parkinsonism.

MUCO-ADHESIVE, CONTROLLED RELEASE FORMULATIONS OF LEVODOPA AND/OR ESTERS OF LEVODOPA AND USES THEREOF

Granted: January 9, 2020
Application Number: 20200009062
The invention provides a controlled release oral solid formulation comprising (a) a controlled release component comprising core comprising levodopa and/or an ester of levodopa or salts thereof, wherein the core is coated with a layer of a muco-adhesive polymer and externally coated with a layer of an enteric coated polymer; and (b) a decarboxylase inhibitor component.

MUCO-ADHESIVE, CONTROLLED RELEASE FORMULATIONS OF LEVODOPA AND/OR ESTERS OF LEVODOPA AND USES THEREOF

Granted: August 22, 2019
Application Number: 20190254978
The invention provides a controlled release oral solid formulation comprising (a) a controlled release component comprising core comprising levodopa and/or an ester of levodopa or salts thereof, wherein the core is coated with a layer of a muco-adhesive polymer and externally coated with a layer of an enteric coated polymer; and (b) a decarboxylase inhibitor component.

CONTROLLED RELEASE FORMULATIONS OF LEVODOPA AND USES THEREOF

Granted: July 12, 2012
Application Number: 20120177731
The current invention provides a controlled release oral solid formulation of levodopa comprising levodopa, a decarboxylase inhibitor, and a carboxylic acid. Also provided by this invention is multiparticulate, controlled release oral solid formulations of levodopa comprising: i) a controlled release component comprising a mixture of levodopa, a decarboxylase inhibitor and a rate controlling excipient; ii) a carboxylic acid component; and iii) an immediate release component comprising a…

Oral disintegrating dosage forms

Granted: July 7, 2005
Application Number: 20050147670
The invention is directed to pharmaceutical dosage forms having immediate release via rapid oral disintegration, specifically, orally disintegrating tablets containing levodopa and carbidopa. The invention further provides formulations containing relatively increased amounts of carbidopa than previously available, including, for example, formulations containing carbidopa-levodopa ratios of about 1:1 to about 1:3.