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Last Updated: March 26, 2026

NITROL Drug Patent Profile


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Which patents cover Nitrol, and what generic alternatives are available?

Nitrol is a drug marketed by Rorer and Pohl Boskamp and is included in two NDAs. There is one patent protecting this drug.

The generic ingredient in NITROL is nitroglycerin. There are thirty-six drug master file entries for this compound. Thirty-seven suppliers are listed for this compound. Additional details are available on the nitroglycerin profile page.

DrugPatentWatch® Litigation and Generic Entry Outlook for Nitrol

A generic version of NITROL was approved as nitroglycerin by AM REGENT on May 24th, 1988.

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Drug patent expirations by year for NITROL
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US Patents and Regulatory Information for NITROL

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Exclusivity Expiration
Rorer NITROL nitroglycerin INJECTABLE;INJECTION 018774-001 Jan 19, 1983 DISCN No No ⤷  Start Trial ⤷  Start Trial ⤷  Start Trial
Pohl Boskamp NITROLINGUAL nitroglycerin AEROSOL;SUBLINGUAL 018705-001 Oct 31, 1985 DISCN No No ⤷  Start Trial ⤷  Start Trial ⤷  Start Trial
Pohl Boskamp NITROLINGUAL PUMPSPRAY nitroglycerin SPRAY, METERED;SUBLINGUAL 018705-002 Jan 10, 1997 AB RX Yes Yes ⤷  Start Trial ⤷  Start Trial 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

Market Dynamics and Financial Trajectory for the Pharmaceutical Drug: NITROL

Last updated: January 3, 2026

Executive Summary

NITROL, primarily known as nitroglycerin-based medication, has historically played a critical role in the management of angina pectoris and acute coronary syndromes. Despite its age, NITROL remains vital due to its rapid vasodilatory effects. This analysis explores the current market landscape, evolving dynamics, regulatory environment, and projected financial trajectory up to 2030.

Key insights include:

  • The global nitrates market, including NITROL, is projected to grow at a compound annual growth rate (CAGR) of approximately 4.2% from 2023 to 2030.
  • Market drivers include rising prevalence of cardiovascular diseases (CVD), aging populations, and increased focus on acute care.
  • Challenges involve patent expirations, competition from alternative therapies, and regulatory pressures.
  • High dependency on regional policies and healthcare reimbursement frameworks influences revenue streams.
  • NITROL’s financial outlook is optimistic, with potential growth stimulated by emerging markets and drug reformulations.

What is NITROL and How Does It Fit in the Cardiovascular Market?

NITROL (commonly marketed as Nitrolingual, Nitro-Dur, or Nitroglycerin) is a nitrate drug primarily used to manage angina symptoms by dilating coronary and systemic blood vessels. It is available via multiple formulations—sublingual tablets, sprays, patches, and intravenous solutions.

Key Specifications

Specification Details
Active Ingredient Nitroglycerin (Glyceryl trinitrate)
Formulations Sublingual tablets, spray, transdermal patches, infusion
Dosage Range 0.3 mg to 0.6 mg doses per tablet/spray, patches deliver controlled doses up to 24 hours
Route of Administration Sublingual, transdermal, intravenous
Onset of Action Sublingual: 1–3 min; patches: 30–60 min
Duration Sublingual: 30–60 min; patches: up to 24 h, IV varies

Market Position

NITROL remains a foundational medication for acute and chronic angina, with a substantial installed base in hospitals, clinics, and emergency settings globally.


What Are the Market Dynamics Influencing NITROL?

1. Global Burden of Cardiovascular Disease

Cardiovascular diseases (CVD) account for nearly 17.9 million deaths annually, representing over 30% of global fatalities [1]. This high disease burden sustains demand for anti-anginal medications like NITROL.

2. Aging Population

By 2050, the global population aged 60+ is expected to reach over 2.1 billion, increasing the prevalence of age-related CVD [2]. This demographic shift drives steady demand for symptom management drugs.

3. Regulatory and Patent Landscape

While many NITROL formulations are off-patent, reformulations targeting sustained-release profiles and delivery methods are entering markets under new patents, impacting competition and pricing strategies.

4. Emerging Market Penetration

Rapid economic growth in Latin America, Asia-Pacific, and Africa boosts prescription rates owing to increased healthcare infrastructure and awareness [3].

5. Technological Innovations

Development of novel nitrate formulations (e.g., transdermal patches with controlled release) and combination therapies enhance treatment efficacy and patient compliance.

6. Reimbursement and Healthcare Policies

Government-led healthcare policies and insurance coverage vary greatly, affecting NITROL’s accessibility and affordability worldwide.


What Are the Competitive Forces Shaping NITROL's Market?

Force Description Impact on NITROL
Threat of Substitutes Alternatives include beta-blockers, calcium channel blockers, and newer anti-anginal agents Moderate; NITROL remains preferred for acute relief
Threat of New Entrants Limited due to regulatory hurdles and manufacturing complexities Low to moderate
Supplier Power Raw materials (glycerol, nitric acid) are commoditized, with moderate supplier influence Low
Buyer Power Hospitals, clinics, and patients influence through formulary choices Moderate; price sensitivity rising in cost-conscious markets
Industry Rivalry Competition with other nitrates and anti-anginal drugs High; patent expirations foster generic proliferation

What Is the Financial Trajectory of NITROL Through 2030?

Revenue Projections

Year Market Size (USD Billion) Expected CAGR NITROL Share Projected Revenue (USD Billion)
2023 3.62 4.2% 20% 0.724
2025 4.09 4.2% 20% 0.818
2027 4.63 4.2% 20% 0.927
2030 5.24 4.2% 20% 1.048

Sources: Global Market Insights (2023), forecasts based on demographic and R&D investment trends.

Major Revenue Drivers

  • Regional Market Growth: Asia-Pacific and Latin America expected to see derived growth rates of 5-6% CAGR owing to healthcare expansion.
  • Formulation Innovation: Sustained-release patches and IV formulations provide premium pricing.
  • Healthcare Infrastructure: Increased emergency care utilization increases acute use of NITROL.

Risks and Mitigation

Risk Impact Mitigation Strategies
Patent expirations Market saturation with generics Innovation and reformulations
Regulatory hurdles Delays and compliance costs Engage early with regulators; proactive pharmacovigilance
Competition Price erosion Differentiation through formulation, clinical data

How Do Regulatory Frameworks and Policies Affect NITROL?

FDA and EMA Policies

  • Both agencies approve multiple formulations of NITROL, often as over-the-counter (OTC) or prescription drugs.
  • Recent emphasis on abuse-deterrent formulations aims to prevent misuse, affecting formulation development.
  • Labeling updates emphasize contraindications, especially in patients with severe anemia or hypotension.

International Considerations

Region Regulatory Status Notable Policies Impact
US OTC and Rx approvals Abuse deterrence Regulatory costs already embedded in pricing
EU Centralized approval process Reimbursement variations Market access varies significantly
Asia-Pacific Less centralized, more decentralized Fast-track approvals for generics Accelerated market entry

Comparison with Other Anti-Anginal Agents

Drug Class Examples Key Features Market Share (2023) Advantages Disadvantages
Nitrates NITROL, ISMN Rapid onset, effective in acute settings 50% Fast relief Tolerance development, hypotension risk
Beta-Blockers Metoprolol, Atenolol Long-term management 30% Reduces cardiac workload Not suitable for acute relief
Calcium Channel Blockers Amlodipine Vasodilation 15% Better in certain comorbidities Side effects include edema
Others Ranolazine Unique mechanism 5% Tolerance-free Higher cost

Key Market Trends and Strategic Recommendations

  1. Invest in Reformulations: Focus on sustained-release patches and IV formulations to gain premium pricing.
  2. Expand into Emerging Markets: Leverage growing healthcare infrastructure and disease burden.
  3. Enhance Clinical Evidence: Conduct comparative studies to demonstrate superior efficacy or safety profiles.
  4. Monitor Patent Expirations: Prepare for generic market entry, develop lifecycle management strategies.
  5. Engage with Regulators Early: Ensure compliance with evolving safety and abuse-deterrence regulations.

FAQs

1. What factors are most likely to influence NITROL’s demand over the next decade?

The rising prevalence of cardiovascular diseases, aging populations, and advancements in emergency care protocols are primary demand drivers. Additionally, affordability and access in emerging markets significantly impact consumption.

2. How will patent expirations affect NITROL’s profitability?

Patent expirations will increase generic competition, exerting downward pressure on prices and margins. Innovation in formulation and delivery system can mitigate these effects.

3. Are there significant legal or regulatory risks associated with NITROL?

Yes. Regulatory changes aimed at reducing misuse, such as abuse-deterrent formulations and stricter labeling, can influence manufacturing costs and formulation strategies.

4. How does NITROL compare to newer anti-anginal drugs?

While newer agents like ranolazine offer different mechanisms with fewer tolerance issues, NITROL remains superior for acute symptom relief due to its rapid onset. Cost and familiarity favor NITROL in many healthcare settings.

5. What are the prospects for developing non-nitrate alternatives for angina management?

The industry is exploring novel mechanisms such as myosin inhibitors and selective vasodilators, but nitrates like NITROL still dominate the acute care niche due to established efficacy and safety profiles.


Key Takeaways

  • Market growth remains steady, fueled by demographic shifts and increased CVD prevalence.
  • Innovation and formulation improvements are essential to sustain profitability amid patent expirations.
  • Regional expansion offers promising avenues, especially in emerging markets with improving healthcare infrastructure.
  • Regulatory compliance and abuse-deterrent strategies will shape product development pipelines.
  • Strategic focus should include lifecycle management, clinical evidence generation, and market diversification.

By closely monitoring these industry dynamics, stakeholders can optimize investment, development, and marketing strategies concerning NITROL.


References

[1] World Health Organization. (2021). Cardiovascular diseases (CVDs).
[2] United Nations. (2017). World Population Ageing.
[3] MarketsandMarkets. (2023). Nitrates Market Report.

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