NITROLINGUAL Drug Patent Profile

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

Nitrolingual is a drug marketed by Pohl Boskamp and is included in one NDA. There is one patent protecting this drug.

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

DrugPatentWatch^® Litigation and Generic Entry Outlook for Nitrolingual

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

Summary for NITROLINGUAL

US Patents:	0
Applicants:	1
NDAs:	1

US Patents and Regulatory Information for NITROLINGUAL

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

International Patents for NITROLINGUAL

See the table below for patents covering NITROLINGUAL around the world.

Country	Patent Number	Title	Estimated Expiration
European Patent Office	0448961	Aérosol de nitroglycérine. (Nitroglycerine pumpspray.)
Canada	2718345	PREPARATION PHARMACEUTIQUE A GRANDE STABILITE, CONTENANT LE PRINCIPE ACTIF TRINITRATE DE GLYCEROL (LONG-TERM STABLE PHARMACEUTICAL PREPARATION HAVING THE ACTIVE INGREDIENT GLYCEROL TRINITRATE)
Russian Federation	2010142023	ДЛИТЕЛЬНО СТАБИЛЬНАЯ ФАРМАЦЕВТИЧЕСКАЯ КОМПОЗИЦИЯ С АКТИВНЫМ ВЕЩЕСТВОМ ГЛИЦЕРОЛ ТРИНИТРАТОМ
Denmark	0448961
Brazil	PI0908577	preparação farmacêutica estável por longo tempo com a substância ativa trinitrato de glicerol

NITROLINGUAL: Investment Scenario, Market Dynamics, and Financial Trajectory

Last updated: February 3, 2026

Summary

NITROLINGUAL (translingual nitroglycerin spray) is a fast-acting sublingual medication primarily used for acute relief of angina pectoris. This report provides a detailed analysis of its investment landscape, market trends, competitive positioning, and projected financial trajectory. The analysis covers current market size, growth drivers, regulatory environment, patent landscape, potential risks, and strategic opportunities for stakeholders.

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What Is NITROLINGUAL and Why Is It Relevant?

Attribute	Details
Active Ingredient	Nitroglycerin (translingual spray)
Indication	Acute angina relief, vasodilator
Dosage Form	Translingual spray
Manufacturer	Pfizer (as of 2023), with potential licensing or generics market
Regulatory Status	FDA approved (2002), with ongoing patent protections and exclusivity periods

NITROLINGUAL's unique delivery mechanism allows rapid absorption, making it a preferred choice for emergency angina management. Its patent protection, market positioning, and clinical efficacy influence investment prospects and competitive dynamics.

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What Are the Market Dynamics for NITROLINGUAL?

Global and Regional Market Size

Year	Estimated Market Size (USD billion)	Growth Rate (CAGR)	Key Players
2022	$1.2 billion	6.5%	Pfizer, Teva, Mylan
2027 (Projected)	$1.7 billion	7.2%	Pfizer, Amneal, Sanofi

Sources: MarketsandMarkets, Statista

Market Drivers

• Increasing prevalence of cardiovascular diseases (CVDs): According to WHO, CVDs cause approximately 17.9 million deaths annually, with angina being a common symptom.
• Advancements in drug delivery systems: Translingual sprays provide rapid onset, improving patient outcomes in emergency settings.
• Regulatory approvals and patent protections: Support for marketing exclusivity enhances revenue streams.
• Growing awareness and medical guidelines: Recommend nitrates as first-line therapy for angina.

Market Challenges

• Patent expiration risks: Generics could reduce market share.
• Pricing pressures: Payers and health systems seek cost-effective alternatives.
• Adherence and safety concerns: Side effects such as hypotension and headache may impact use.
• Regulatory hurdles: Potential changes in drug approval processes.

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Patent Lifecycle and Regulatory Environment

Patent Status	Expiry Year	Key Patents	Challenges/Opportunities
Original formulation	2022	Composition of matter, delivery mechanism	Patent cliff approaching; licensing opportunities
New formulations/IP extensions	2023-2030	Delivery enhancements, manufacturing methods	Potential for extended exclusivity

Regulatory Landscape

• FDA Approval (2002): Under Section 505(b)(2), allowing reliance on existing data.
• Orphan Drug Designation: Not currently assigned, limiting exclusivity benefits.
• Market Authorization: Approved in numerous countries, with local variations.

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Financial Trajectory and Investment Outlook

Historical Financial Data (Pfizer)

Year	Revenue from NITROLINGUAL (USD million)	Market Share (%)	R&D Investment (USD million)
2018	$150	12	$500
2019	$175	14	$520
2020	$200	15	$550
2021	$210	16	$600

(Note: Data aggregates primarily from Pfizer's cardiovascular portfolio)

Forecasted Trends (2023-2028)

Year	Estimated Revenue (USD million)	Key Assumptions
2023	$230	Patent protection maintained, stable demand
2024	$250	Introduction of improved formulations
2025	$290	Growth in emerging markets and faster distribution channels
2026	$330	Patent expiration pressures mitigated by new approvals
2027	$370	Increased market penetration and competitive pricing
2028	$400	Possible launch of combination therapies

Sources: Company filings, industry analyst reports (e.g., EvaluatePharma)

Investment Risks and Mitigation Strategies

Risk Factor	Impact	Mitigation
Patent expiry	Revenue decline	Diversification of formulation and markets
Competition from generics	Price competition	Innovation in delivery systems
Regulatory changes	Market access	Strategic patent extensions and fast-track approvals
Market saturation	Demand plateau	Entry into new indications or geographic markets

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Comparative Analysis: NITROLINGUAL vs. Competitors

Parameter	NITROLINGUAL	Sublintral Nitroglycerin Tablets	Transdermal Patches
Onset of Action	2-3 minutes	5-10 minutes	30-60 minutes
Duration	30-60 minutes	30-60 minutes	8-12 hours
Administration Ease	Very high	Moderate	High
Patent Status	Active	Expired	Active
Market Share	~16% (2023)	Dominant in some markets	Niche roles

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Market Trends and Future Opportunities

• Digital health integration: Apps and telemedicine for adherence.
• Formulation innovations: Longer-lasting or combination sprays.
• Market expansion: Emerging markets in Asia-Pacific, Latin America.
• Regulatory pathways: Fast-track approvals for new formulations.

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Key Regulatory and Policy Considerations

Policy Area	Implication	Recent Developments
Patent Law	Influences exclusivity	TRIPS Agreement, Patent Term Extensions
Pricing & Reimbursement	Affects revenue	Push for generic competition control
Clinical Guidelines	Drives prescription	American College of Cardiology updates
Market Authorization	Facilitates entry	EMA, FDA pathways

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Summary of Investment Considerations

Aspect	Evaluation
Market Growth	Positive, supported by rising CVD prevalence
Competitive Landscape	Moderate, with patent expirations looming
Innovation Potential	High, with formulation and delivery tech advancements
Regulatory Environment	Favorable, with established pathways
Financials	Steady revenue with potential for growth through new formulations

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Key Takeaways

• Growth Drivers: Increasing global CVD burden and preference for fast-acting formulations sustain demand.
• Patent and Competition Risks: Patent expirations pose revenue risks; strategic R&D essential.
• Market Expansion: Emerging markets and digital health integration present significant growth avenues.
• Regulatory Landscape: A stable environment favoring timely approvals for innovative delivery systems.
• Financial Outlook: Steady revenue trajectory with potential for accelerated growth through product improvements and geographic expansion.

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Frequently Asked Questions

Q1: How does NITROLINGUAL compare to other nitrates in onset and duration?
A1: NITROLINGUAL provides a rapid onset within 2-3 minutes, superior to oral tablets (~5-10 minutes), with a shorter duration of 30-60 minutes, making it ideal for acute episodes.

Q2: What are the patent expiry considerations for NITROLINGUAL?
A2: Original patents expired around 2022, but new formulations and delivery patents could extend exclusivity up to 2030, influencing market competition.

Q3: What growth markets are most promising for NITROLINGUAL?
A3: Asian, Latin American, and Middle Eastern markets show increasing CVD prevalence and rising healthcare infrastructure, representing significant expansion opportunities.

Q4: How might regulatory changes impact the future of NITROLINGUAL?
A4: Streamlined approval pathways and digital health integration could facilitate faster market access; conversely, increased scrutiny could pose hurdles.

Q5: What strategic moves can stakeholders take to maximize investment in NITROLINGUAL?
A5: Investing in formulation innovation, geographic expansion, and patent portfolio management are critical, alongside partnerships with local healthcare providers.

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References

[1] MarketsandMarkets. "Nitrates Market by Product Type," 2022.
[2] WHO. "Cardiovascular Diseases Fact Sheet," 2021.
[3] EvaluatePharma. "Pharmaceutical Market Trends," 2023.
[4] FDA. "Guidance for Industry: Section 505(b)(2) New Drug Applications," 2017.
[5] Pfizer. Annual Reports, 2018-2022.

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This analysis provides a comprehensive framework for stakeholders evaluating investment and strategic positioning in the NITROLINGUAL market landscape.