Last Updated: November 8, 2026

Sodium nitrite - Generic Drug Details

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What are the generic drug sources for sodium nitrite and what is the scope of patent protection?

Sodium nitrite is the generic ingredient in two branded drugs marketed by Hope Pharms and is included in two NDAs. There are eight patents protecting this compound. Additional information is available in the individual branded drug profile pages.

One supplier is listed for this compound.

Summary for sodium nitrite
International Patents:30
US Patents:8
Tradenames:2
Applicants:1
NDAs:2
Drug Master File Entries: 1
Finished Product Suppliers / Packagers: 1
Raw Ingredient (Bulk) Api Vendors: 1
Clinical Trials: 61
Patent Applications: 2,654
What excipients (inactive ingredients) are in sodium nitrite?sodium nitrite excipients list
DailyMed Link:sodium nitrite at DailyMed
DrugPatentWatch® Estimated Loss of Exclusivity (LOE) Date for sodium nitrite
Generic Entry Date for sodium nitrite*:
Constraining patent/regulatory exclusivity:
Dosage:

SOLUTION;INTRAVENOUS

*The generic entry opportunity date is the latter of the last compound-claiming patent and the last regulatory exclusivity protection. Many factors can influence early or later generic entry. This date is provided as a rough estimate of generic entry potential and should not be used as an independent source.

Recent Clinical Trials for sodium nitrite

Identify potential brand extensions & 505(b)(2) entrants

SponsorPhase
University of PlymouthEARLY_PHASE1
NOxy Health Products, LLCPHASE1
University of Alabama at BirminghamPhase 1

See all sodium nitrite clinical trials

Medical Subject Heading (MeSH) Categories for sodium nitrite
Anatomical Therapeutic Chemical (ATC) Classes for sodium nitrite

US Patents and Regulatory Information for sodium nitrite

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Exclusivity Expiration
Hope Pharms NITHIODOTE sodium nitrite; sodium thiosulfate SOLUTION, SOLUTION;INTRAVENOUS, INTRAVENOUS 201444-001 Jan 14, 2011 RX Yes Yes 9,687,506 ⤷  Start Trial Y ⤷  Start Trial
Hope Pharms SODIUM NITRITE sodium nitrite SOLUTION;INTRAVENOUS 203922-001 Feb 14, 2012 RX Yes Yes 8,568,793 ⤷  Start Trial Y Y ⤷  Start Trial
Hope Pharms NITHIODOTE sodium nitrite; sodium thiosulfate SOLUTION, SOLUTION;INTRAVENOUS, INTRAVENOUS 201444-001 Jan 14, 2011 RX Yes Yes 10,479,686 ⤷  Start Trial Y ⤷  Start Trial
Hope Pharms NITHIODOTE sodium nitrite; sodium thiosulfate SOLUTION, SOLUTION;INTRAVENOUS, INTRAVENOUS 201444-001 Jan 14, 2011 RX Yes Yes 11,753,301 ⤷  Start Trial Y Y ⤷  Start Trial
Hope Pharms NITHIODOTE sodium nitrite; sodium thiosulfate SOLUTION, SOLUTION;INTRAVENOUS, INTRAVENOUS 201444-001 Jan 14, 2011 RX Yes Yes 12,304,813 ⤷  Start Trial Y ⤷  Start Trial
Hope Pharms NITHIODOTE sodium nitrite; sodium thiosulfate SOLUTION, SOLUTION;INTRAVENOUS, INTRAVENOUS 201444-001 Jan 14, 2011 RX Yes Yes 9,345,724 ⤷  Start Trial Y Y ⤷  Start 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 sodium nitrite

Country Patent Number Title Estimated Expiration
Australia 2010213743 Sodium nitrite-containing pharmaceutical compositions ⤷  Start Trial
Canada 2752129 COMPOSITIONS PHARMACEUTIQUES CONTENANT DU NITRITE DE SODIUM (SODIUM NITRITE-CONTAINING PHARMACEUTICAL COMPOSITIONS) ⤷  Start Trial
Cyprus 1121939 ⤷  Start Trial
Cyprus 1124426 ⤷  Start Trial
Denmark 2395834 ⤷  Start Trial
Denmark 3569237 ⤷  Start Trial
>Country >Patent Number >Title >Estimated Expiration

Supplementary Protection Certificates for sodium nitrite

Patent Number Supplementary Protection Certificate SPC Country SPC Expiration SPC Description
1856135 2020/017 Ireland ⤷  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; REGISTRATION NO/DATE: EU/1/19/1405 20200113
1948158 16C0018 France ⤷  Start Trial PRODUCT NAME: SACUBITRIL/VALSARTAN,SOUS FORME DE COMPLEXE SODIQUE SACUBITRIL VALSARTAN,C'EST-A-DIRE DE (3-((1S,3R)-1-BIPHENYL-4-YLMETHYL-3-ETHOXYCARBONYL-1-BUTYLCARBAMOYL) PROPIONATE-(S)-3'-METHYL-2'-(PENTANOY(2''-(TETRAZOL-5-YLATE)BIPHENYL-4'-YLMETHYL)AMINO)BUTYRATE)DE TRISODIUM HEMIPENTAHYDRATE; REGISTRATION NO/DATE: EU/1/15/1058 20151123
1259550 08C0052 France ⤷  Start Trial PRODUCT NAME: SUGAMMADEX SODIUM; REGISTRATION NO/DATE: EU/1/08/466/001-002 20080725
1856135 LUC00153 Luxembourg ⤷  Start Trial PRODUCT NAME: FOSTAMATINIB OU UN SEL PHARMACEUTIQUEMENT ACCEPTABLE DE FOSTAMATINIB, OU UN HYDRATE, SOLVATE OU N-OXYDE DE FOSTAMATINIB OU LE SEL PHARMACEUTIQUEMENT ACCEPTABLE DE FOSTAMATINIB, EN PARTICULIER FOSTAMATINIB DISODIUM, EVENTUELLEMENT SOUS FORME D'HYDRATE; AUTHORISATION NUMBER AND DATE: EU/1/19/1405 20200113
3347352 202240051 Slovenia ⤷  Start Trial PRODUCT NAME: LENACAPAVIR OR A PHARMACEUTICALLY ACCEPTABLE SALT THEREOF, IN PARTICULAR LENACAPAVIR SODIUM; NATIONAL AUTHORISATION NUMBER: EU/1/22/1671; DATE OF NATIONAL AUTHORISATION: 20220817; AUTHORITY FOR NATIONAL AUTHORISATION: EU
0290047 97C0108 Belgium ⤷  Start Trial PRODUCT NAME: MANGAFODIPIR TRISODIUM (ANHYDROUS) CORRESP. MANGAFODIPIR; REGISTRATION NO/DATE: EU/1/97/040/001 19970522
>Patent Number >Supplementary Protection Certificate >SPC Country >SPC Expiration >SPC Description

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