Last Updated: August 2, 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 XIFAXAN rifaximin TABLET;ORAL 021361-002 Mar 24, 2010 AB RX Yes Yes 10,709,694 ⤷  Start Trial ⤷  Start Trial
Salix Pharms MOVIPREP ascorbic acid; polyethylene glycol 3350; potassium chloride; sodium ascorbate; sodium chloride; sodium sulfate FOR SOLUTION;ORAL 021881-001 Aug 2, 2006 AA RX Yes Yes ⤷  Start Trial ⤷  Start Trial
Salix Pharms XIFAXAN rifaximin TABLET;ORAL 021361-002 Mar 24, 2010 AB RX Yes Yes 8,829,017 ⤷  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 XIFAXAN rifaximin TABLET;ORAL 021361-001 May 25, 2004 10,703,763 ⤷  Start Trial
Salix Pharms RELISTOR methylnaltrexone bromide SOLUTION;SUBCUTANEOUS 021964-001 Apr 24, 2008 8,552,025 ⤷  Start Trial
Salix Pharms XIFAXAN rifaximin TABLET;ORAL 021361-001 May 25, 2004 8,741,904 ⤷  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 Orally Disintegrating Tablets 5 mg and 10 mg ➤ Subscribe 2010-08-24
➤ Subscribe Tablets 550 mg ➤ Subscribe 2015-12-18
➤ 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

Supplementary Protection Certificates for Salix Pharms Drugs

Patent Number Supplementary Protection Certificate SPC Country SPC Expiration SPC Description
2673237 LUC00111 Luxembourg ⤷  Start Trial PRODUCT NAME: SODIUM ZIRCONIUM CYCLOSILICATE; AUTHORISATION NUMBER AND DATE: EU/1/17/1173 20180326
0788511 SPC/GB08/036 United Kingdom ⤷  Start Trial PRODUCT NAME: MICAFUNGIN AND PHARMACEUTICALLY ACCEPTABLE SALTS THEREOF IN PARTICULAR MICAFUNGIN SODIUM; REGISTERED: UK EU/1/08/448/001 20080425; UK EU/1/08/448/002 20080425
1856135 SPC/GB20/016 United Kingdom ⤷  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; REGISTERED: UK EU/1/19/1405 (NI) 20200113; UK PLGB 12930/0022 20200113; UK PLGB 12930/0023 20200113
>Patent Number >Supplementary Protection Certificate >SPC Country >SPC Expiration >SPC Description
Similar Applicant Names
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