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Last Updated: March 20, 2026

TYLENOL Drug Patent Profile


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Summary for TYLENOL
US Patents:0
Applicants:4
NDAs:7

US Patents and Regulatory Information for TYLENOL

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Exclusivity Expiration
J And J Consumer Inc TYLENOL acetaminophen SUPPOSITORY;RECTAL 017756-002 Approved Prior to Jan 1, 1982 DISCN No No ⤷  Get Started Free ⤷  Get Started Free ⤷  Get Started Free
Ortho Mcneil Pharm TYLENOL W/ CODEINE acetaminophen; codeine phosphate TABLET;ORAL 085056-002 Approved Prior to Jan 1, 1982 DISCN No No ⤷  Get Started Free ⤷  Get Started Free ⤷  Get Started Free
Kenvue Brands TYLENOL acetaminophen TABLET, EXTENDED RELEASE;ORAL 019872-002 Jan 11, 2001 OTC Yes Yes ⤷  Get Started Free ⤷  Get Started Free ⤷  Get Started Free
Ortho Mcneil Pharm TYLENOL W/ CODEINE NO. 3 acetaminophen; codeine phosphate CAPSULE;ORAL 087422-001 Approved Prior to Jan 1, 1982 DISCN No No ⤷  Get Started Free ⤷  Get Started Free ⤷  Get Started Free
Ortho Mcneil Pharm TYLENOL W/ CODEINE acetaminophen; codeine phosphate TABLET;ORAL 085056-003 Approved Prior to Jan 1, 1982 DISCN No No ⤷  Get Started Free ⤷  Get Started Free ⤷  Get Started Free
Ortho Mcneil Pharm TYLENOL W/ CODEINE NO. 4 acetaminophen; codeine phosphate CAPSULE;ORAL 087421-001 Approved Prior to Jan 1, 1982 DISCN No No ⤷  Get Started Free ⤷  Get Started Free ⤷  Get Started Free
J And J Consumer Inc TYLENOL acetaminophen SUPPOSITORY;RECTAL 017756-001 Approved Prior to Jan 1, 1982 DISCN No 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

International Patents for TYLENOL

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

Country Patent Number Title Estimated Expiration
Greece 880100491 ⤷  Get Started Free
Greece 1000254 ΜΕΘΟΔΟΣ ΠΑΡΑΣΚΕΥΗΣ ΔΙΑΜΟΡΦΩΣΕΩΣ ΑΚΕΤΑΜΙΝΟΦΑΙΝΗΣ ΒΡΑΔΕΙΑΣ ΑΠΕΛΕΥΘΕΡΩΣΕΩΣ ΑΠΟ ΤΟ ΣΤΟΜΑ. (METHOD FOR THE PREPARATION OF AKETAMINOPHANE FORMULATIONS ORALLY SLOWLY RELEASED) ⤷  Get Started Free
Spain 2054813 ⤷  Get Started Free
Hong Kong 87893 ORALLY SUSTAINED-RELEASE ACETAMINOPHEN FORMULATION AND PROCESS TO OBTAIN IT ⤷  Get Started Free
Australia 611704 ⤷  Get Started Free
Philippines 25376 ORAL SUSTAINED RELEASE ACETAMINOPHEN FORMULATION, PROCESS ⤷  Get Started Free
Japan S6440424 DELAY RELEASE TYPE ACETAMINOPHEN COMPOSITION FOR ORAL ADMINISTRATION AND MANUFACTURE ⤷  Get Started Free
>Country >Patent Number >Title >Estimated Expiration

Tylenol (Acetaminophen): Investment Fundamentals and Patent Landscape Analysis

Last updated: February 19, 2026

This report analyzes the investment fundamentals and patent landscape of Tylenol, a widely recognized over-the-counter (OTC) analgesic and antipyretic. The analysis focuses on the drug's market position, competitive landscape, and patent status to inform potential investment decisions.

What is Tylenol's Market Position and Therapeutic Value?

Tylenol, whose active pharmaceutical ingredient is acetaminophen (N-acetyl-p-aminophenol or APAP), is a cornerstone of the global pain relief and fever reduction market. Its established efficacy, favorable safety profile when used as directed, and broad accessibility position it as a leading OTC medication.

  • Therapeutic Class: Analgesic (pain reliever) and antipyretic (fever reducer).
  • Mechanism of Action: While not fully elucidated, acetaminophen is believed to exert its effects primarily in the central nervous system, inhibiting prostaglandin synthesis and modulating descending pain pathways. It has minimal peripheral anti-inflammatory activity compared to NSAIDs.
  • Key Indications: Relief of mild to moderate pain, including headaches, muscle aches, backaches, toothaches, the common cold, and menstrual cramps. Reduction of fever.
  • Market Share: Tylenol is a dominant brand in the acetaminophen market. In the U.S. alone, the OTC analgesic market is valued in the billions of dollars, with acetaminophen holding a significant share. Johnson & Johnson (J&J) is the primary marketer of the Tylenol brand.
  • Accessibility: Available globally in numerous formulations (tablets, caplets, liquid suspensions, dissolvable powders, suppositories) and strengths, making it accessible to a wide demographic, including children and individuals who cannot tolerate NSAIDs due to gastrointestinal issues or certain medical conditions.

What is the Competitive Landscape for Acetaminophen Products?

The acetaminophen market is highly competitive, characterized by strong brand recognition, generic availability, and private label competition.

  • Brand Name Competitors: While Tylenol holds significant brand equity, other branded acetaminophen products exist, such as Panadol (GSK, primarily outside the US), Excedrin (which combines acetaminophen with aspirin and caffeine), and store-brand equivalents.
  • Generic Acetaminophen: The vast majority of acetaminophen sales by volume are generic products. The patent for acetaminophen expired decades ago, leading to widespread generic entry and intense price competition. Manufacturers of generic acetaminophen include Teva Pharmaceuticals, Perrigo, and numerous others.
  • Private Label Brands: Major retailers (e.g., Walmart, CVS, Walgreens) offer their own private label acetaminophen products, which compete directly with national brands on price and shelf space. These products are often manufactured by large contract manufacturers that also supply generic brands.
  • Overlapping Therapeutic Areas: Acetaminophen competes indirectly with other OTC pain relievers, primarily nonsteroidal anti-inflammatory drugs (NSAIDs) like ibuprofen (Advil, Motrin) and naproxen sodium (Aleve). Consumers often choose between these classes based on specific pain type, perceived efficacy, and individual tolerability.

What is the Patent Status of Tylenol (Acetaminophen)?

The original patents covering the compound acetaminophen have long expired. Consequently, there are no active substance patents that grant exclusive marketing rights for acetaminophen itself.

  • Original Compound Patents: The original patents for acetaminophen expired in the mid-20th century.
  • Formulation and Method of Use Patents: While the active ingredient is off-patent, pharmaceutical companies may hold patents on novel formulations, delivery systems, or specific methods of use for acetaminophen. These patents typically have limited durations and cover specific innovations rather than the drug itself.
    • Examples of patented innovations could include:
      • Extended-release formulations.
      • Combination products with other active ingredients for synergistic effects or broader symptom relief.
      • Specific pediatric formulations (e.g., taste-masked liquids).
      • Novel delivery mechanisms (e.g., rapidly dissolving tablets).
  • Exclusivity Periods: For combination products or new formulations, Johnson & Johnson may have secured various periods of market exclusivity through patent filings and regulatory pathways, but these are specific to the patented innovation and not to acetaminophen as a general therapy.
  • Generic Erosion: The lack of patent protection on the active substance means that the market for acetaminophen is primarily driven by generic competition. This drives down prices and emphasizes brand loyalty, marketing, and formulation differentiation for any remaining proprietary aspects.

What are the Key Manufacturing and Supply Chain Considerations?

The manufacturing and supply chain for acetaminophen are globalized and highly optimized due to its status as a high-volume, off-patent drug.

  • Active Pharmaceutical Ingredient (API) Production: The API for acetaminophen is produced by numerous manufacturers worldwide, with significant production capacity in Asia (primarily China and India). This diverse API supply base generally ensures consistent availability but can be subject to geopolitical and supply chain disruptions.
  • Finished Dosage Form Manufacturing: Finished Tylenol products are manufactured by Johnson & Johnson and its contract manufacturers. Generic and private label products are produced by a multitude of pharmaceutical companies and contract manufacturing organizations (CMOs) globally.
  • Quality Control and Regulation: All manufacturing facilities and processes are subject to stringent regulatory oversight by health authorities such as the U.S. Food and Drug Administration (FDA) and the European Medicines Agency (EMA). This includes Good Manufacturing Practices (GMP) compliance.
  • Raw Material Sourcing: Key raw materials for acetaminophen synthesis are generally commodity chemicals, leading to price volatility influenced by broader chemical industry trends.
  • Supply Chain Risks: Potential risks include:
    • Shortages of raw materials due to geopolitical events or natural disasters.
    • Quality control failures at API or finished product manufacturing sites.
    • Logistical challenges impacting distribution.
    • Regulatory actions against specific manufacturers.

What are the Regulatory and Safety Considerations for Acetaminophen?

Acetaminophen is subject to rigorous regulatory oversight and ongoing safety monitoring.

  • FDA Oversight: The FDA classifies acetaminophen as an approved drug. It regulates its manufacturing, labeling, and marketing. The FDA has also issued public safety communications and recommendations regarding acetaminophen use due to the risk of liver damage.
  • Dosage Limits and Liver Toxicity: A critical safety concern with acetaminophen is the risk of severe liver damage (hepatotoxicity) with overdose. The FDA has implemented measures to mitigate this risk, including:
    • Requiring manufacturers to limit the maximum daily dose of prescription combination products containing acetaminophen.
    • Encouraging manufacturers of OTC acetaminophen products to voluntarily reduce the maximum daily dose.
    • Enhancing warning labels on OTC acetaminophen products regarding liver damage and when to seek medical attention.
    • Mandating that combination products clearly state the amount of acetaminophen per dose.
  • Labeling Requirements: Current labeling for OTC acetaminophen products includes clear dosage instructions, maximum daily limits, warnings about liver damage, and advice to consult a healthcare professional if the user has liver disease or consumes alcohol regularly.
  • International Regulations: Other regulatory bodies globally (e.g., EMA, Health Canada) also oversee acetaminophen products, often implementing similar safety recommendations and labeling changes.
  • Pharmacovigilance: Ongoing post-market surveillance (pharmacovigilance) monitors for adverse events and safety signals related to acetaminophen use.

What are the Financial and Market Outlook Considerations?

The financial outlook for Tylenol is characterized by stable, mature market dynamics, driven by brand strength and consistent consumer demand, but tempered by generic competition and pricing pressures.

  • Revenue Streams: Johnson & Johnson's revenue from the Tylenol brand is derived from its premium pricing relative to generics, strong brand loyalty, and extensive distribution network.
  • Market Size and Growth: The global OTC analgesic market is substantial and generally experiences modest, stable growth, driven by population increases, an aging demographic, and the prevalence of chronic pain conditions. Acetaminophen is a significant segment of this market.
  • Pricing Dynamics: While Tylenol commands a price premium over generics, its pricing power is constrained by the availability of low-cost generic alternatives. Price increases are typically incremental and carefully managed to avoid significant erosion of market share to generics.
  • Generic Competition Impact: The primary factor limiting revenue growth for branded acetaminophen is the continued dominance of generic products. Brand differentiation through marketing, formulation innovation (e.g., Tylenol Rapid Release, Tylenol PM), and strong consumer trust is crucial for maintaining market share and pricing power.
  • Johnson & Johnson's Strategy: J&J's strategy likely focuses on leveraging Tylenol's brand equity, investing in marketing to maintain consumer preference, and developing line extensions or improved formulations that can command a premium or address specific consumer needs.
  • Investment Implications:
    • Brand Strength: Tylenol represents a stable, albeit low-growth, revenue stream backed by one of the world's most recognized consumer health brands.
    • Maturity: The market for acetaminophen is mature, meaning significant organic growth driven by new patient acquisition is unlikely. Growth will primarily be through market share defense and incremental price increases.
    • Risk of Obsolescence: While acetaminophen is a well-established therapy, disruptive innovations in pain management (e.g., novel non-addictive analgesics, advanced non-pharmacological treatments) could, over the very long term, impact demand. However, its safety profile and broad applicability make it resilient.
    • Generic Competition: Investors must acknowledge that the vast majority of the acetaminophen market is addressed by generics, limiting direct upside from the core API. Investment in Tylenol is essentially an investment in brand management and consumer loyalty within a highly competitive genericized category.

Key Takeaways

  • Tylenol (acetaminophen) is a dominant, off-patent OTC analgesic with a strong brand and broad therapeutic utility.
  • The competitive landscape is characterized by intense generic and private label competition, significantly limiting price increases for branded products.
  • No active substance patents protect acetaminophen; patent protection may exist for specific formulations or delivery methods, offering limited-term exclusivity.
  • Manufacturing is globalized and optimized, with risks associated with API sourcing and supply chain stability.
  • Regulatory scrutiny and safety warnings regarding liver toxicity are significant considerations, driving FDA-mandated labeling changes and dosage recommendations.
  • The financial outlook is for stable, mature market revenue, with growth primarily driven by brand loyalty and incremental innovation, rather than market expansion.

Frequently Asked Questions

  1. Are there any remaining patents that grant Tylenol market exclusivity? No, the fundamental patents for the acetaminophen compound itself expired decades ago. However, specific formulations, delivery systems, or combination products involving acetaminophen might have independent patent protection, offering temporary market exclusivity for those specific innovations.

  2. What is the primary risk factor for investing in the Tylenol brand? The primary risk is the intense and ongoing price competition from generic and private label acetaminophen products, which erodes profit margins and limits significant revenue growth potential for the branded product.

  3. How does the risk of liver toxicity impact Tylenol's market or investment outlook? The risk of liver toxicity necessitates stringent labeling, dosage recommendations, and regulatory oversight. While this has led to safety warnings and some dosage reductions, it has not fundamentally altered acetaminophen's position as a widely used and generally safe analgesic when used as directed. It reinforces the need for consumer education and responsible marketing.

  4. What are the key differentiators for Tylenol beyond its active ingredient? Tylenol differentiates itself through strong brand recognition and consumer trust built over decades. This is further supported by marketing efforts, accessible product formats (e.g., easy-to-swallow caplets, rapid-release formulations), and a perception of reliability and safety when used correctly.

  5. Can new therapeutic uses for acetaminophen drive significant future growth? While research into new applications or improved efficacy in existing ones is ongoing, significant new therapeutic uses for acetaminophen that would dramatically alter its market trajectory are unlikely, given its long history and established role. Growth will likely remain incremental, tied to population demographics and ongoing brand management.


[1] U.S. Food and Drug Administration. (n.d.). Acetaminophen. Retrieved from https://www.fda.gov/drugs/information-drug-class/acetaminophen [2] Johnson & Johnson. (n.d.). Tylenol. Retrieved from https://www.tylenol.com/ [3] National Institutes of Health. (n.d.). Acetaminophen. LiverTox: Clinical and Research Information on Drug-Induced Liver Injury. Retrieved from https://livertox.nih.gov/acetaminophen.htm [4] Statista. (n.d.). Pain relievers market worldwide. Retrieved from https://www.statista.com/outlook/c500000/100/pain-relievers/worldwide (Note: Specific access may require subscription)

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