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Last Updated: April 25, 2024

MICRO-K LS Drug Patent Profile


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When do Micro-k Ls patents expire, and when can generic versions of Micro-k Ls launch?

Micro-k Ls is a drug marketed by Kv Pharm and is included in one NDA.

The generic ingredient in MICRO-K LS is potassium chloride. There are two hundred and forty drug master file entries for this compound. Eighty-eight suppliers are listed for this compound. Additional details are available on the potassium chloride profile page.

DrugPatentWatch® Litigation and Generic Entry Outlook for Micro-k Ls

A generic version of MICRO-K LS was approved as potassium chloride by ACTAVIS LABS FL INC on April 10th, 2002.

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US Patents and Regulatory Information for MICRO-K LS

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Exclusivity Expiration
Kv Pharm MICRO-K LS potassium chloride FOR SUSPENSION, EXTENDED RELEASE;ORAL 019561-003 Aug 26, 1988 DISCN Yes No ⤷  Try a Trial ⤷  Try a Trial ⤷  Try a Trial
>Applicant >Tradename >Generic Name >Dosage >NDA >Approval Date >TE >Type >RLD >RS >Patent No. >Patent Expiration >Product >Substance >Delist Req. >Exclusivity Expiration

International Patents for MICRO-K LS

See the table below for patents covering MICRO-K LS around the world.

Country Patent Number Title Estimated Expiration
Netherlands 192430 ⤷  Try a Trial
Switzerland 648206 COMPOSITIONS PHARMACEUTIQUES A LIBERATION CONTROLEE DE POTASSIUM. ⤷  Try a Trial
Canada 1135624 FORME POSOLOGIQUE DE POTASSIUM A LIBERATION PROGRESSIVE (CONTROLLED RELEASE POTASSIUM DOSAGE FORM) ⤷  Try a Trial
United Kingdom 2077587 CONTROLLED RELEASE POTASSIUM DOSAGE FORM ⤷  Try a Trial
Germany 3100808 ⤷  Try a Trial
Italy 1212512 PREPARATO FARMACEUTICO A BASE DI POTASSIO A CESSIONE CONTROLLATA ⤷  Try a Trial
Israel 61817 PHARMACEUTICAL COMPOSITIONS COMPRISING CONTROLLED RELEASE POTASSIUM SALT FORM ⤷  Try a Trial
>Country >Patent Number >Title >Estimated Expiration

Supplementary Protection Certificates for MICRO-K LS

Patent Number Supplementary Protection Certificate SPC Country SPC Expiration SPC Description
1499331 13C0055 France ⤷  Try a Trial PRODUCT NAME: SULFATE DE SODIUM ANHYDRE, SULFATE DE MAGNESIUM HEPTAHYDRATE, SULFATE DE POTASSIUM; NAT. REGISTRATION NO/DATE: NL41696 20130426; FIRST REGISTRATION: BE - 434323 20130220
1441735 SPC/GB08/020 United Kingdom ⤷  Try a Trial PRODUCT NAME: RALTEGRAVIR OR A PHARMACEUTICALLY ACCEPTABLE SALT THEREOF, ESPECIALLY THE POTASSIUM SALT; REGISTERED: UK EU/1/07/436/001 20080102
1441735 2008/010 Ireland ⤷  Try a Trial PRODUCT NAME: RALTEGRAVIR OR A PHARMECEUTICALLY ACCEPTABLE SALT THEREOF, ESPECIALLY THE POTASSIUM SALT; NAT AUTHORISTION NO/DATE: EU/1/07/436/001-002 20071220;
0480717 98C0025 Belgium ⤷  Try a Trial PRODUCT NAME: LOSARTAN POTASSIUM; HYDROCHLOROTHIAZIDE; NAT. REGISTRATION NO/DATE: NL 20 037 19950215; FIRST REGISTRATION: FR - NL 20 037 19950215
1718641 SPC/GB12/028 United Kingdom ⤷  Try a Trial PRODUCT NAME: AZILSARTAN MEDOXOMIL AND PHARMACEUTICALLY ACCEPTABLE SALTS THEREOF, INCLUDING THE POTASSIUM SALT; REGISTERED: UK EU/1/11/734/001-011 20111209
0733366 SPC/GB98/031 United Kingdom ⤷  Try a Trial PRODUCT NAME: 2-BUTYL-4-CHLORO-1-((2'-(1H-TETRAZOL-5-YL) BIPHENYL-4-YL)-METHYL)-5-(HYDROXYMETHYL)IMIDAZOLE (LOSARTAN),OPTIONALLY IN THE FORM OF A PHARMACEUTICALLY ACCEPTABLE SALT, IN PARTICULAR A POTASSIUM SALT( LOSARTAN POTASSIUM) AND HYDROCHLOROTHIAZIDE,; REGISTERED: FR 338520.7 19950215; FR 558453.7 19950215; UK 00025/0338 19960412
1441735 08C0026 France ⤷  Try a Trial PRODUCT NAME: RALTEGRAVIR POTASSIUM; REGISTRATION NO/DATE: EU/1/07/436/001 20080102
>Patent Number >Supplementary Protection Certificate >SPC Country >SPC Expiration >SPC Description

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