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Serving hundreds of leading biopharmaceutical companies globally:

Medtronic
Deloitte
Mallinckrodt
McKesson
Colorcon
Dow
Healthtrust
Express Scripts
Federal Trade Commission

Generated: August 15, 2018

DrugPatentWatch Database Preview

Fosamprenavir calcium - Generic Drug Details

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What are the generic sources for fosamprenavir calcium and what is the scope of fosamprenavir calcium freedom to operate?

Fosamprenavir calcium is the generic ingredient in two branded drugs marketed by Viiv Hlthcare and Mylan Pharms Inc, and is included in three NDAs. There are two patents protecting this compound and one Paragraph IV challenge. Additional information is available in the individual branded drug profile pages.

Fosamprenavir calcium has one hundred and twenty patent family members in fifty-three countries.

There are four drug master file entries for fosamprenavir calcium. Four suppliers are listed for this compound. There is one tentative approval for this compound.

Synonyms for fosamprenavir calcium
((3S)Oxolan-3-yloxy)-N-((1S,2R)-3-(((4-aminophenyl)sulfonyl)(2-methylpropyl)amino)-1-benzyl-2-(phosphonooxy)propyl)carboxamide calcium salt
(3S)-Tetrahydro-3-furyl ((alphaS)-alpha-((1R)-1-hydroxy-2-(N(sup 1)-isobutylsulfanilamido)ethyl)phenethyl)carbamate, calcium phosphate (ester) (1:1)
226700-81-8
AB1004608
AC1L2ZCL
AK122640
AKOS015950832
Amprenavir phosphate calcium
AN-16772
AX8246818
C25H34CaN3O9PS
calcium [(1R,2S)-1-[[(4-aminophenyl)sulfonyl-isobutyl-amino]methyl]-3-phenyl-2-[[(3S)-tetrahydrofuran-3-yl]oxycarbonylamino]propyl] phosphate
calcium [(2R,3S)-1-[(4-aminophenyl)sulfonyl-(2-methylpropyl)amino]-3-[[(3S)-oxolan-3-yl]oxycarbonylamino]-4-phenylbutan-2-yl] phosphate
Calcium [(3S)-oxolan-3-yl] N-[(2S,3R)-4-[(4-aminophenyl)sulfonyl-(2-methylpropyl)amino]-1-phenyl-3-phosphonatooxy-butan-2-yl]carbamate
Carbamic acid, ((1S,2R)-3-(((4-aminophenyl)sulfonyl)(2-methylpropyl)amino)-1-(phenylmethyl)-2-(phosphonooxy)propyl)-, C-((3S)-tetrahydro-3-furanyl) ester, calcium salt
Carbamic acid, ((1S,2R)-3-(((4-aminophenyl)sulfonyl)(2-methylpropyl)amino)-1-(phenylmethyl)-2-(phosphonooxy)propyl)-, C-((3S)-tetrahydro-3-furanyl) ester, calcium salt (1:1)
CAS-226700-81-8
CHEMBL1200734
CS-1411
D03835
DSSTox_CID_26777
DSSTox_GSID_46777
DSSTox_RID_81896
DTXSID0046777
Fosamprenavir (Calcium Salt)
Fosamprenavir calcium (USAN)
Fosamprenavir calcium [USAN]
Fosamprenavircalcium
FT-0668861
GW 433908G
GW-433908
GW-433908G
GW433908G
HY-17431
ID1GU2627N
Lexiva
LS-186584
MLS006012033
MolPort-021-783-037
NCGC00168771-01
PMDQGYMGQKTCSX-HQROKSDRSA-L
SCHEMBL1649283
SMR004703563
ST2419393
Telzir (TN)
Tox21_112632
UNII-ID1GU2627N
Z4451
Tentative approvals for FOSAMPRENAVIR CALCIUM
Applicant Application No. Strength Dosage Form
➤ Try a Free Trial➤ Try a Free Trial700MGTABLET;ORAL

US Patents and Regulatory Information for fosamprenavir calcium

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Exclusivity Expiration
Mylan Pharms Inc FOSAMPRENAVIR CALCIUM fosamprenavir calcium TABLET;ORAL 204060-001 Apr 15, 2016 AB RX No No ➤ Try a Free Trial ➤ Try a Free Trial ➤ Try a Free Trial
Viiv Hlthcare LEXIVA fosamprenavir calcium TABLET;ORAL 021548-001 Oct 20, 2003 AB RX Yes Yes ➤ Try a Free Trial ➤ Try a Free Trial ➤ Try a Free Trial
Viiv Hlthcare LEXIVA fosamprenavir calcium SUSPENSION;ORAL 022116-001 Jun 14, 2007 RX Yes Yes ➤ Try a Free Trial ➤ Try a Free Trial ➤ Try a Free Trial
Viiv Hlthcare LEXIVA fosamprenavir calcium TABLET;ORAL 021548-001 Oct 20, 2003 AB RX Yes Yes ➤ Try a Free Trial ➤ Try a Free Trial Y ➤ Try a Free Trial
Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Exclusivity Expiration

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Expired US Patents for fosamprenavir calcium

Applicant Tradename Generic Name Dosage NDA Approval Date Patent No. Patent Expiration
Viiv Hlthcare LEXIVA fosamprenavir calcium SUSPENSION;ORAL 022116-001 Jun 14, 2007 ➤ Try a Free Trial ➤ Try a Free Trial
Viiv Hlthcare LEXIVA fosamprenavir calcium TABLET;ORAL 021548-001 Oct 20, 2003 ➤ Try a Free Trial ➤ Try a Free Trial
Applicant Tradename Generic Name Dosage NDA Approval Date Patent No. Patent Expiration

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Non-Orange Book US Patents for fosamprenavir calcium

For Orange Book-listed patents (shown in the main table above) generic applications must certify that the listed patents are expired, invalid, or will not be infringed by generic entry.

The non-Orange Book patents listed below do not require formal certifications, so they do not automatically impede generic entry. Instead, they represent potential opportunities for branded firms to block generic entry through patent infringment challenges.

Patent No. Title Estimated Patent Expiration
6,559,137 Sulphonamide derivatives as prodrugs of aspartyl protease inhibitors ➤ Try a Free Trial
6,838,474 Sulphonamide derivatives as prodrugs of aspartyl protease inhibitors ➤ Try a Free Trial
7,592,368 Sulphonamide derivatives as prodrugs of aspartyl protease inhibitors ➤ Try a Free Trial
Patent No. Title Estimated Patent Expiration

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Supplementary Protection Certificates for fosamprenavir calcium

Supplementary Protection Certificate SPC Country SPC Expiration SPC Description
C0015 France ➤ Try a Free Trial PRODUCT NAME: FOSAMPRENAVIR CALCIQUE; REG. NO/DATE: EU/1/07/282/001-002 20040712
426 Luxembourg ➤ Try a Free Trial 91426, EXPIRES: 20190712
4 Finland ➤ Try a Free Trial
2008 00027 Denmark ➤ Try a Free Trial
0933372/01 Switzerland ➤ Try a Free Trial PRODUCT NAME: FOSAMPRENAVIR; REGISTRATION NUMBER/DATE: SWISSMEDIC 56706 17.03.2005
0339 Netherlands ➤ Try a Free Trial 300339, 20180310, EXPIRES: 20190711
C/GB08/018 United Kingdom ➤ Try a Free Trial PRODUCT NAME: FOSAMPRENAVIR CALCIUM: ((1S,2R)-3-(((4-AMINOPHENYL)SULFONYL)(2-METHYLPROPYL)AMINO)-1-(PHENYLMETHYL)-2(PHOSPHONOOXY)PROPYL)-CARBABAMIC ACID C-((3S)-TETRAHYDRO-3-FURANYL) ESTER CALCIUM SALT; REGISTERED: UK EU/1/04/282/001 20040712; UK EU/1/04/282/002 20040712
Supplementary Protection Certificate SPC Country SPC Expiration SPC Description

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Serving hundreds of leading biopharmaceutical companies globally:

Fish and Richardson
Mallinckrodt
Express Scripts
US Department of Justice
Cipla
Covington
Julphar
Daiichi Sankyo
Accenture

Drugs may be covered by multiple patents or regulatory protections. All trademarks and applicant names are the property of their respective owners or licensors. Although great care is taken in the proper and correct provision of this service, thinkBiotech LLC does not accept any responsibility for possible consequences of errors or omissions in the provided data. The data presented herein is for information purposes only. There is no warranty that the data contained herein is error free. thinkBiotech performs no independent verifification of facts as provided by public sources nor are attempts made to provide legal or investing advice. Any reliance on data provided herein is done solely at the discretion of the user. Users of this service are advised to seek professional advice and independent confirmation before considering acting on any of the provided information. thinkBiotech LLC reserves the right to amend, extend or withdraw any part or all of the offered service without notice.