Last Updated: August 9, 2026

Salix Pharms Company Profile


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Summary for Salix Pharms
International Patents:199
US Patents:27
Tradenames:9
Ingredients:8
NDAs:9

Drugs and US Patents for Salix Pharms

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Exclusivity Expiration
Salix Pharms RELISTOR methylnaltrexone bromide SOLUTION;SUBCUTANEOUS 021964-001 Apr 24, 2008 RX Yes Yes 9,180,125 ⤷  Start Trial Y ⤷  Start Trial
Salix Pharms RELISTOR methylnaltrexone bromide SOLUTION;SUBCUTANEOUS 021964-001 Apr 24, 2008 RX Yes Yes 12,303,592 ⤷  Start Trial Y ⤷  Start Trial
Salix Pharms XIFAXAN rifaximin TABLET;ORAL 021361-002 Mar 24, 2010 AB RX Yes Yes 8,642,573 ⤷  Start Trial ⤷  Start Trial
>Applicant >Tradename >Generic Name >Dosage >NDA >Approval Date >TE >Type >RLD >RS >Patent No. >Patent Expiration >Product >Substance >Delist Req. >Exclusivity Expiration

Expired US Patents for Salix Pharms

Applicant Tradename Generic Name Dosage NDA Approval Date Patent No. Patent Expiration
Salix Pharms RELISTOR methylnaltrexone bromide SOLUTION;SUBCUTANEOUS 021964-001 Apr 24, 2008 9,669,096 ⤷  Start Trial
Salix Pharms RELISTOR methylnaltrexone bromide SOLUTION;SUBCUTANEOUS 021964-002 Sep 27, 2010 9,669,096 ⤷  Start Trial
Salix Pharms XIFAXAN rifaximin TABLET;ORAL 021361-001 May 25, 2004 7,612,199 ⤷  Start Trial
>Applicant >Tradename >Generic Name >Dosage >NDA >Approval Date >Patent No. >Patent Expiration
Paragraph IV (Patent) Challenges for SALIX PHARMS drugs
Drugname Dosage Strength Tradename Submissiondate
➤ Subscribe Injection 12 mg/0.6 mL ➤ Subscribe 2015-07-22
➤ Subscribe Tablets 150 mg ➤ Subscribe 2016-09-06
➤ Subscribe Tablets 1.102 g and 0.398 g ➤ Subscribe 2008-04-09
➤ Subscribe Tablets 200 mg ➤ Subscribe 2019-01-28
➤ Subscribe For Oral Solution 100 g, 7.5 g, 2.691 g, 1.015 g, 5.9 g and 4.7 g per pouch ➤ Subscribe 2007-11-27
➤ Subscribe Injection 8 mg/0.4 mL ➤ Subscribe 2015-09-08
➤ Subscribe Orally Disintegrating Tablets 5 mg and 10 mg ➤ Subscribe 2010-08-24
➤ Subscribe Tablets 550 mg ➤ Subscribe 2015-12-18

Supplementary Protection Certificates for Salix Pharms Drugs

Patent Number Supplementary Protection Certificate SPC Country SPC Expiration SPC Description
0186405 SPC/GB00/021 United Kingdom ⤷  Start Trial PRODUCT NAME: (1-HYDROXY-2-(3-PYRIDINYL)ETHYLIDENE)BIS(PHOSPHONIC ACID) "RESIDRONATE" AND SALTS THEREOF, ESPECIALLY THE SODIUM SALT; REGISTERED: SE 15296 19991007; SE 15297 19991007; UK PL 00364/0070 20000316
1856135 CA 2020 00018 Denmark ⤷  Start Trial PRODUCT NAME: FOSTAMATINIB OR A PHARMACEUTICALLY ACCEPTABLE SALT OF FOSTAMATINIB, OR A HYDRATE, SOLVATE OR N-OXIDE OF FOSTAMATINIB OR THE PHARMACEUTICALLY ACCEPTABLE SALT OF FOSTAMATINIB, ESPECIALLY FOSTAMATINIB DISODIUM, OPTIONALLY IN FORM OF A HYDRATE; REG. NO/DATE: EU/1/19/1405 20200113
0503785 91330 Luxembourg ⤷  Start Trial CERTIFICATE TITLE: UNE COMBINAISON D'OLMESARTAN MEDOXOMIL, OPTIONNELLEMENT SOUS LA FORME D'UN SEL PHARMACEUTIQUEMENT ACCEPTABLE ET D'HYDROCHLOROTHIAZIDE (OLMETEC PLUS)
>Patent Number >Supplementary Protection Certificate >SPC Country >SPC Expiration >SPC Description
Similar Applicant Names
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