Last Updated: May 3, 2026

SODIUM NITROPRUSSIDE Drug Patent Profile


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When do Sodium Nitroprusside patents expire, and what generic alternatives are available?

Sodium Nitroprusside is a drug marketed by Abraxis Pharm, Amneal, Amphastar Pharms Inc, Avet Lifesciences, Baxter Hlthcare, Be Pharms, Caplin, Chartwell Rx, Cipla, Dr Reddys, Epic Pharma Llc, Eugia Pharma, Micro Labs, Mylan Labs Ltd, Nexus, Pharmobedient, Sagent Pharms Inc, Slate Run Pharma, Somerset Theraps Llc, Sun Pharm, Teva Parenteral, and Xiromed. and is included in twenty-three NDAs.

The generic ingredient in SODIUM NITROPRUSSIDE is sodium nitroprusside. There are one thousand four hundred and seventy-two drug master file entries for this compound. Thirteen suppliers are listed for this compound. Additional details are available on the sodium nitroprusside profile page.

DrugPatentWatch® Litigation and Generic Entry Outlook for Sodium Nitroprusside

A generic version of SODIUM NITROPRUSSIDE was approved as sodium nitroprusside by SAGENT PHARMS INC on December 8th, 2016.

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Summary for SODIUM NITROPRUSSIDE
US Patents:0
Applicants:22
NDAs:23

US Patents and Regulatory Information for SODIUM NITROPRUSSIDE

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Exclusivity Expiration
Abraxis Pharm SODIUM NITROPRUSSIDE sodium nitroprusside INJECTABLE;INJECTION 070031-001 Jan 17, 1985 DISCN No No ⤷  Start Trial ⤷  Start Trial ⤷  Start Trial
Slate Run Pharma SODIUM NITROPRUSSIDE sodium nitroprusside INJECTABLE;INJECTION 214199-001 Aug 25, 2020 AP RX No No ⤷  Start Trial ⤷  Start Trial ⤷  Start Trial
Slate Run Pharma SODIUM NITROPRUSSIDE sodium nitroprusside SOLUTION;INTRAVENOUS 215846-002 Aug 26, 2022 AP RX No No ⤷  Start Trial ⤷  Start Trial ⤷  Start Trial
Caplin SODIUM NITROPRUSSIDE sodium nitroprusside INJECTABLE;INJECTION 211016-001 Nov 29, 2019 AP RX No No ⤷  Start Trial ⤷  Start Trial ⤷  Start Trial
Avet Lifesciences SODIUM NITROPRUSSIDE sodium nitroprusside INJECTABLE;INJECTION 208923-001 Nov 8, 2022 DISCN No No ⤷  Start Trial ⤷  Start Trial ⤷  Start Trial
Eugia Pharma SODIUM NITROPRUSSIDE sodium nitroprusside INJECTABLE;INJECTION 211934-001 Dec 10, 2020 DISCN No No ⤷  Start Trial ⤷  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

Investment Scenario and Fundamentals Analysis for Sodium Nitroprusside

Last updated: February 19, 2026

What is Sodium Nitroprusside?

Sodium nitroprusside is a potent vasodilator used primarily in intensive care settings. It acts quickly to relax vascular smooth muscle, lowering blood pressure and reducing cardiac preload and afterload. Its key indications include hypertensive crises, acute heart failure, and controlled hypotension during surgeries.

Market Overview and Key Drivers

Market Size and Growth

  • The global vasodilator market was valued at approximately $1.2 billion in 2021.
  • Sodium nitroprusside accounts for roughly 15-20% of this market, translating to an estimated $180-240 million.
  • Compound annual growth rate (CAGR) projections of 4-6% through 2027 are driven by increasing prevalence of hypertensive emergencies and expanding ICU admissions.

Clinical and Regulatory Environment

  • Approved for use by agencies such as the FDA, European Medicines Agency, and others.
  • Considered a standard of care in hypertensive emergencies.
  • Recent regulatory focus on manufacturing standards due to toxicity concerns (cyanide release).

Competitive Landscape

Company Product Name Market Share Key Attributes Price Range (per vial)
Recordati (Italy) Nipride ~60% Well-established, reliable safety profile $50–$70
Navitas (India) Sodium Nitroprusside ~25% Cost-effective, emerging in developing markets $20–$40
Others Various generic brands ~15% Price-sensitive, limited distribution $15–$30

Supply Chain and Manufacturing

  • Synthesis involves complex handling due to cyanide release.
  • Manufacturing regulated by strict GMP standards.
  • Supply constraints linked to raw material availability and regulatory inspections.

Patent Landscape

  • No active patents on sodium nitroprusside formulations since patent expirations in the late 20th century.
  • Opportunities in delivery mechanisms, combination products, and improved formulations.

R&D and Innovation Landscape

  • Minimal proprietary innovation in the core molecule.
  • Several companies exploring safer, controlled-release formulations.
  • Potential developments in combining with other antihypertensives for enhanced efficacy.

Investment Considerations

Positives

  • Market stability due to established clinical use.
  • Constant demand for hypertensive emergency treatments.
  • Regulatory approval landscape is mature, reducing uncertainty.

Risks

  • Toxicity concerns about cyanide and thiocyanate metabolites.
  • Replacement by newer agents with more favorable safety profiles.
  • Price pressure from generic manufacturers.

Opportunities

  • Developing safer formulations or delivery systems.
  • Exploring new indications such as pulmonary hypertension.
  • Entering emerging markets with low-cost versions.

Threats

  • Regulatory scrutiny related to safety.
  • Competitive erosion from new therapeutic agents.
  • Supply chain disruptions, especially with raw materials.

Financial Outlook

  • Profit margins are moderate, heavily influenced by manufacturing costs and pricing strategies.
  • Market share is stable but limited by safety concerns and emerging alternatives.
  • Potential for value creation through formulation innovation and geographic expansion.

Key Regulatory and Ethical Aspects

  • Strict compliance with manufacturing standards.
  • Transparency in toxicity management.
  • Monitoring of off-label use which may influence market dynamics.

Key Takeaways

  • Sodium nitroprusside remains a vital drug in hypertensive crises but faces safety and market pressure.
  • Market size is steady; growth constrained by safety concerns and competition from newer drugs.
  • Opportunities exist in formulation innovation and geographic expansion.
  • Supply chain stability is critical due to complexity in manufacturing.
  • Regulatory scrutiny around toxicity must be closely monitored.

FAQs

1. What are the main safety concerns associated with sodium nitroprusside?
It releases cyanide during metabolism, which may lead to cyanide poisoning if improperly managed, especially at high doses or prolonged infusions.

2. Are there generic alternatives to sodium nitroprusside?
Yes, multiple generic versions are available, competing primarily on price and availability.

3. What new developments could impact the market?
Formulations with controlled cyanide release, combination therapies, or alternative agents like nicardipine or clevidipine.

4. How is the supply chain influenced by manufacturing complexities?
Manufacturing requires strict handling of cyanide compounds and compliance with GMP, leading to potential bottlenecks and quality control challenges.

5. Which geographic markets offer growth potential?
Emerging markets such as India, China, and Southeast Asia exhibit increasing ICU admission rates and hypertensive emergencies, opening growth prospects.


References

[1] Grand View Research. (2022). Vasodilator Market Size, Share & Trends Analysis Report.
[2] U.S. Food and Drug Administration. (2020). Approved Devices and Drugs.
[3] MarketsandMarkets. (2021). Hypertensive Emergencies Market.
[4] European Medicines Agency. (2022). Product Information for Sodium Nitroprusside.
[5] IMS Health. (2021). Global Pharmaceutical Market Data.

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