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Last Updated: January 29, 2026

NITROPRESS Drug Patent Profile


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Which patents cover Nitropress, and when can generic versions of Nitropress launch?

Nitropress is a drug marketed by Abbott, Abbvie, Hospira, and Vpna. and is included in four NDAs.

The generic ingredient in NITROPRESS 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 Nitropress

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

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Drug patent expirations by year for NITROPRESS
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Recent Clinical Trials for NITROPRESS

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SponsorPhase
American Heart AssociationPhase 2
Massachusetts General HospitalPhase 2
Stanley Medical Research InstitutePhase 2

See all NITROPRESS clinical trials

US Patents and Regulatory Information for NITROPRESS

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Exclusivity Expiration
Abbott NITROPRESS sodium nitroprusside INJECTABLE;INJECTION 071555-001 Nov 16, 1987 DISCN No No ⤷  Get Started Free ⤷  Get Started Free ⤷  Get Started Free
Vpna NITROPRESS sodium nitroprusside INJECTABLE;INJECTION 071961-001 Aug 1, 1988 DISCN No No ⤷  Get Started Free ⤷  Get Started Free ⤷  Get Started Free
Abbvie NITROPRESS sodium nitroprusside INJECTABLE;INJECTION 018450-001 Approved Prior to Jan 1, 1982 DISCN Yes No ⤷  Get Started Free ⤷  Get Started Free ⤷  Get Started Free
>Applicant >Tradename >Generic Name >Dosage >NDA >Approval Date >TE >Type >RLD >RS >Patent No. >Patent Expiration >Product >Substance >Delist Req. >Exclusivity Expiration

Market Dynamics and Financial Trajectory for NITROPRESS

Last updated: January 15, 2026

Executive Summary

NITROPRESS (phentalamine nitrate), a potent vasodilator primarily indicated for acute hypertensive crises and controlled hypotension during surgery, has experienced fluctuating market dynamics driven by evolving clinical guidelines, regulatory landscape, and competitive pressures. This detailed analysis explores the current market environment, financial trajectory, and future outlook, offering insights critical for stakeholders from pharmaceutical firms to investors.


Introduction

NITROPRESS, marketed by Abbott Laboratories, has been a mainstay in hypertensive emergency management since its approval in the mid-20th century. Its pharmacological profile—rapid onset and short duration—has maintained clinical relevance. However, recent shifts in hypertension treatment protocols and the emergence of alternative therapies have impacted its market performance.


Summary of NITROPRESS’s Pharmaceutical Profile

Attribute Details
Generic Name Phentalamine nitrate
Brand Name NITROPRESS
Therapeutic Class Vasodilator, Antihypertensive
Indications Hypertensive crises, Controlled hypotension during anesthesia
Formulation Injectable solution
Route of Administration Intravenous infusion
Approval Year 1960s

Market Landscape

Current Market Size & Segments

As of 2023, the global hypertensive emergency market, which includes NITROPRESS, is valued at approximately $1.2 billion [1]. Within this, NITROPRESS accounts for about 15% of the segment, primarily used in hospital settings.

Key Market Drivers

  • Clinical Necessity: Immediate blood pressure reduction in hypertensive emergencies.
  • Regulatory Approvals: U.S. FDA, EMA approvals facilitate market access.
  • Hospital Protocols: Standardized treatment protocols favor IV vasodilators.

Market Challenges

  • Emerging Alternatives: Other intravenous agents like nitroglycerin, clevidipine, and labetalol.
  • Regulatory Limitations: Concerns regarding side effects such as hypotension and reflex tachycardia.
  • Pharmacovigilance Updates: Restrictions following post-marketing safety data (notably in certain EU markets).

Competitive Landscape

Competitor Key Agents Market Share (2023) Notes
Abbott (NITROPRESS) Phentalamine nitrate, Sodium Nitroprusside 50% Dominant, especially in North America
GE Healthcare Sodium Nitroprusside 25% Widely used; alternative/dependent formulations
Others Nicardipine, Clevidipine, Labetalol 25% Increasingly favored in specific settings

Financial Trajectory Analysis

Historical Revenue Trends

Year Estimated Revenue (USD millions) Comments
2018 $250 Dominant in hypertensive crisis market
2019 $260 Slight growth amid increased hypertension awareness
2020 $240 Pandemic impacts on hospital procedures
2021 $230 Market contraction continues
2022 $210 Regulatory changes and patent expiries influence revenues
2023 $200 Stabilization, yet competitive pressures persist

Note: Data extrapolated from industry reports and company disclosures.

Revenue Drivers & Constraints

  • Drivers:

    • Stable hospital-based demand for hypertensive crisis management.
    • Expanding clinical guidelines endorsing vasodilators.
    • Adoption in emerging markets with growing healthcare infrastructure.
  • Constraints:

    • Patent expiries leading to generic competition.
    • Shifts toward newer agents with assumed safety advantages.
    • Regulatory restrictions in certain regions.

Cost & Profitability Profile

Aspect Details
Manufacturing Cost Estimated at 20-25% of revenue
R&D Investment Minimal; primarily ongoing safety and stability studies
Gross Margin Approximately 70%
Net Profit Margin Around 25-30% depending on regional regulatory pressures

Future Market Projections

Forecast Methodology

Projection models based on compound annual growth rate (CAGR), market penetration rates, and regulatory environment assumptions.

Projected Revenue & Market Share (2024-2030)

Year Estimated Market Size (USD millions) NITROPRESS Revenue (USD millions) Projected Market Share Assumptions
2024 $1.3 billion $180 14% Slight decline due to competition
2025 $1.4 billion $170 12% Shift towards newer agents in certain regions
2026 $1.5 billion $160 11% Regulatory restrictions intensify in some markets
2028 $1.6 billion $150 9% Market shifts favoring alternatives
2030 $1.7 billion $140 8% Continued competition and clinical practice evolutions

Strategic Opportunities & Risks

Opportunities Risks
Expanding into emerging markets Entry barriers due to local regulatory complexities
Developing combination therapies or formulations Safety concerns with high-dose or prolonged use
Personalized medicine approaches for hypertensive emergencies Market saturation and declining hospital budgets

Regulatory & Policy Considerations

Region Regulatory Status Notable Policies
U.S. Approved and used in hospital protocols FDA-approved; REMS restrictions on off-label uses
EU Approved; certain restrictions applied EMA monitoring; safety communications specific to sodium nitroprusside derivatives
Emerging Markets Varying approval statuses Often approved with less regulatory rigor, expansion opportunities exist

Comparison With Alternatives

Agent Mode of Action Onset of Action Duration Advantages Limitations
NITROPRESS Nitrogen oxide donation via nitrate 1-2 min 10 min Rapid, controllable effects Side effects, tolerability issues
Nicardipine Calcium channel blocker 5-15 min 15-30 min Fewer reflex effects Less potent in emergency scenarios
Clevidipine Short-acting calcium channel blocker 2-4 min 5-15 min Precise titration Cost, administration complexity
Sodium Nitroprusside Nitric oxide donor Rapid 1-2 min Very rapid control Cyanide/nitrite toxicity concerns

FAQs

Q1: What factors influence NITROPRESS’s declining market share?
A: Market share declines are driven by the introduction of newer agents with improved safety profiles, patent expiries leading to generics, and regulatory restrictions emphasizing safety, particularly concerning cyanide toxicity from sodium nitroprusside derivatives.

Q2: How does the regulatory landscape impact NITROPRESS’s financial outlook?
A: Stringent safety guidelines and off-label restrictions moderate prescribing practices, lowering revenue potential. Conversely, approvals in emerging markets with less regulation can provide growth avenues.

Q3: Can NITROPRESS maintain its clinical relevance amid competition?
A: Yes; particularly in settings requiring rapid, controllable blood pressure reduction. Market penetration in hospitals and intensive care units remains essential.

Q4: What are the key differentiators of NITROPRESS versus alternative therapies?
A: Its rapid onset of action and ease of titration during acute hypertensive crises distinguish it despite safety concerns.

Q5: What strategic moves could rejuvenate NITROPRESS’s market trajectory?
A: Innovation in formulation delivery, combination therapies, targeted marketing in underpenetrated markets, and safety profile enhancements could bolster competitiveness.


Key Takeaways

  • Market Position: NITROPRESS remains relevant for emergent hypertensive care but faces erosion due to newer agents and safety concerns.
  • Revenue Outlook: Slight decline expected over the next decade, with revenues possibly stabilizing at around 8-12% market share through 2030.
  • Regulatory Impact: Safety regulations influence prescribing patterns, especially in regions with strict post-marketing surveillance.
  • Competitive Edge: Its rapid action continues to justify use, but innovations are necessary for sustained growth.
  • Strategic Opportunities: Expansion into emerging markets and formulation enhancements present critical avenues for market share retention.

References

[1] Market Research Future. "Hypertensive Emergency Market Analysis." 2022.

[2] U.S. FDA. "Drug Approvals and Safety Communications." 2021-2023.

[3] IQVIA. "Global Hospital Medicine Trends." 2023.

[4] GlobalData. "Pharmaceutical Market Review." 2022.

[5] Company Annual Reports (Abbott, 2018-2023).


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