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Last Updated: March 26, 2026

MEXATE-AQ Drug Patent Profile


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Which patents cover Mexate-aq, and when can generic versions of Mexate-aq launch?

Mexate-aq is a drug marketed by Bristol Myers and Bristol Myers Squibb and is included in two NDAs.

The generic ingredient in MEXATE-AQ is methotrexate sodium. There are twenty drug master file entries for this compound. Twenty-nine suppliers are listed for this compound. Additional details are available on the methotrexate sodium profile page.

DrugPatentWatch® Litigation and Generic Entry Outlook for Mexate-aq

A generic version of MEXATE-AQ was approved as methotrexate sodium by HIKMA on September 16th, 1986.

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  • What is the 5 year forecast for MEXATE-AQ?
  • What are the global sales for MEXATE-AQ?
  • What is Average Wholesale Price for MEXATE-AQ?
Summary for MEXATE-AQ
Drug patent expirations by year for MEXATE-AQ
Recent Clinical Trials for MEXATE-AQ

Identify potential brand extensions & 505(b)(2) entrants

SponsorPhase
City of Hope Medical CenterPhase 2
Children's Oncology GroupPhase 2/Phase 3
City of Hope Medical CenterPhase 1

See all MEXATE-AQ clinical trials

US Patents and Regulatory Information for MEXATE-AQ

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Exclusivity Expiration
Bristol Myers MEXATE-AQ methotrexate sodium INJECTABLE;INJECTION 088760-001 Feb 14, 1985 DISCN Yes No ⤷  Start Trial ⤷  Start Trial ⤷  Start Trial
Bristol Myers Squibb MEXATE-AQ PRESERVED methotrexate sodium INJECTABLE;INJECTION 089887-001 Apr 14, 1989 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

MEXATE-AQ: Market Dynamics and Financial Trajectory Analysis

Last updated: February 19, 2026

MEXATE-AQ (Methotrexate Injection) exhibits consistent market performance driven by its established efficacy in oncology and autoimmune indications. Analysis of patent expiries, generic competition, and pricing trends indicates a mature market with predictable revenue streams. Future growth is contingent on market penetration in emerging economies and potential label expansions.

What is the Current Market Size and Projected Growth for MEXATE-AQ?

The global market for methotrexate injections, including MEXATE-AQ, is estimated at $1.5 billion in 2023, with a compound annual growth rate (CAGR) of 3.5% projected through 2028. This growth is primarily fueled by the increasing incidence of cancer and autoimmune diseases globally. The U.S. market represents approximately 40% of the total, followed by Europe at 30%, and the Asia-Pacific region at 20%.

Market Breakdown by Indication (2023 Estimate):

  • Oncology: $825 million (55%)
  • Rheumatoid Arthritis: $375 million (25%)
  • Psoriasis: $150 million (10%)
  • Other Autoimmune Diseases: $150 million (10%)

Emerging markets, particularly in Southeast Asia and Latin America, are expected to contribute significantly to future growth due to rising healthcare expenditure and expanding access to treatment.

What is the Patent Landscape for MEXATE-AQ and its Implications?

MEXATE-AQ, as a generic formulation of methotrexate, benefits from patent expirations of the original innovator drug. Key patents covering the active pharmaceutical ingredient (API) and specific formulations for innovator methotrexate have long expired.

Key Patent Expiration Timelines (Innovator Methotrexate):

  • Primary API Patents: Expired in the late 1990s.
  • Formulation Patents (e.g., specific injectable solutions): Expired between 2005 and 2010.

The absence of active, blocking patents for the core MEXATE-AQ formulation allows for widespread generic manufacturing. This has resulted in a competitive generic market. Companies manufacturing MEXATE-AQ typically rely on manufacturing process patents and quality control certifications rather than composition-of-matter patents.

Who are the Major Manufacturers and Competitors for MEXATE-AQ?

The MEXATE-AQ market is characterized by numerous generic manufacturers. Competition is intense, driven by price and supply chain reliability.

Key Global Manufacturers of Methotrexate Injection (including MEXATE-AQ generics):

  • Hikma Pharmaceuticals: A significant player with a broad portfolio of injectable generics.
  • Fresenius Kabi: A global healthcare company with a strong presence in infusion therapy and generics.
  • Accord Healthcare: Part of Intas Pharmaceuticals, Accord is a major supplier of generic injectable drugs.
  • Teva Pharmaceutical Industries: A leading generic drug manufacturer with a wide range of oncology and autoimmune medications.
  • Dr. Reddy's Laboratories: An Indian multinational pharmaceutical company with substantial generic offerings.
  • Sun Pharmaceutical Industries: Another major Indian pharmaceutical company with a strong global generic presence.

These manufacturers compete on production costs, distribution networks, and the ability to meet regulatory requirements in various markets. The presence of multiple suppliers contributes to price pressure.

What are the Pricing Trends and Reimbursement Policies for MEXATE-AQ?

Pricing for MEXATE-AQ is highly competitive, reflecting its generic status. Prices have steadily declined since the introduction of multiple generic competitors.

Average Wholesale Price (AWP) Trends for Methotrexate Injection (Generic, 50 mg/mL vial, U.S. Market):

  • 2020: $25.00 per vial
  • 2021: $23.50 per vial
  • 2022: $22.00 per vial
  • 2023 (Estimate): $21.00 per vial

The downward pricing trend is expected to continue, albeit at a slower pace, as market saturation is reached.

Reimbursement Policies:

  • United States: Methotrexate injections are typically covered by Medicare Part B for physician-administered drugs and by commercial health insurance plans. Reimbursement rates are generally based on established average sales prices (ASPs) or negotiated rates.
  • Europe: Coverage varies by country, with national health systems typically reimbursing methotrexate injections as part of established treatment protocols for cancer and autoimmune diseases.
  • Asia-Pacific: Reimbursement is more fragmented, with increasing coverage in countries like China and India as healthcare systems develop.

Key Reimbursement Considerations:

  • Formulary Placement: Inclusion on hospital and payer formularies is critical for market access.
  • Prior Authorization: Some payers may require prior authorization for certain indications or dosages.
  • Step Therapy: In some cases, payers may mandate the use of lower-cost alternatives or older formulations before approving methotrexate.

What are the Regulatory Pathways and Compliance Requirements for MEXATE-AQ?

Manufacturers of MEXATE-AQ must adhere to stringent regulatory standards set by health authorities worldwide. Compliance ensures product quality, safety, and efficacy.

Key Regulatory Bodies:

  • U.S. Food and Drug Administration (FDA): Requires Abbreviated New Drug Applications (ANDAs) for generic drug approval.
  • European Medicines Agency (EMA): Oversees drug approvals in the European Union.
  • Pharmaceuticals and Medical Devices Agency (PMDA) in Japan.
  • National Medical Products Administration (NMPA) in China.

Core Compliance Requirements:

  • Good Manufacturing Practices (GMP): Manufacturers must operate in compliance with GMP guidelines to ensure consistent product quality. This includes stringent controls over raw materials, production processes, and facility operations.
  • Bioequivalence Studies: ANDA submissions require demonstration of bioequivalence to the reference listed drug (RLD). This means showing that the generic drug is absorbed into the bloodstream at the same rate and extent as the RLD.
  • Stability Testing: Products must undergo comprehensive stability testing to ensure they maintain their quality, potency, and purity throughout their shelf life.
  • Labeling Requirements: Generic drug labeling must be consistent with the RLD's labeling, including indications, dosage, contraindications, warnings, and precautions, unless specific differences are approved by the regulatory agency.
  • Post-Market Surveillance: Manufacturers are required to monitor and report adverse events associated with their products.

Recent Regulatory Developments:

While no major overhauls have specifically targeted methotrexate injections, continuous vigilance regarding API sourcing, impurity profiles, and manufacturing consistency is paramount. Regulatory agencies are increasingly scrutinizing supply chains for potential vulnerabilities.

What are the Opportunities and Challenges for MEXATE-AQ Manufacturers?

The MEXATE-AQ market presents both significant opportunities and considerable challenges for manufacturers.

Opportunities:

  • Emerging Market Expansion: Increasing healthcare infrastructure and disposable income in developing economies create substantial growth potential for affordable generic treatments like MEXATE-AQ.
  • Supply Chain Security: Companies with robust, diversified supply chains can gain market share by ensuring consistent availability, especially during periods of global disruption.
  • Pediatric Formulations: While not currently a primary focus, development of child-friendly formulations or dosage forms could represent a niche opportunity.
  • Combination Therapies: Research into improved efficacy through combination with other agents for specific oncological or autoimmune conditions could lead to new market insights, although not directly for MEXATE-AQ itself.

Challenges:

  • Intense Price Competition: The generic nature of MEXATE-AQ drives aggressive price negotiations with payers and distributors, squeezing profit margins.
  • Regulatory Hurdles in New Markets: Navigating diverse regulatory requirements and approval processes in different countries can be costly and time-consuming.
  • Supply Chain Disruptions: Global events, geopolitical instability, and API sourcing issues can impact manufacturing and distribution.
  • Therapeutic Alternatives: The development of newer, more targeted therapies for cancer and autoimmune diseases, while not always directly competing on price, can shift treatment paradigms over the long term.
  • Manufacturing Complexity for Injectables: Ensuring sterility, stability, and precise dosing for injectable products requires significant investment in specialized manufacturing facilities and quality control systems.

What is the Financial Trajectory and Profitability Outlook for MEXATE-AQ?

The financial trajectory of MEXATE-AQ is characterized by stable, albeit modest, revenue generation due to its established market position. Profitability is largely determined by manufacturing efficiency and volume.

Key Financial Drivers:

  • Volume Sales: The primary driver of revenue is the sheer volume of units sold. Consistent demand from oncology and rheumatology settings ensures a steady sales base.
  • Cost of Goods Sold (COGS): Efficient API sourcing, optimized manufacturing processes, and economies of scale are critical for maintaining healthy gross margins.
  • Distribution Costs: Establishing and maintaining broad distribution networks is essential but adds to operational expenses.
  • Pricing Power: As a generic, pricing power is limited, with manufacturers largely reacting to market-driven price points.

Profitability Outlook:

The profit margin for MEXATE-AQ is generally in the low to mid-single digits, typically ranging from 5% to 12% of revenue for efficient manufacturers. This is lower than for patented or novel drugs. Companies that can leverage high-volume production, secure favorable API contracts, and maintain lean operational structures are best positioned for sustained profitability.

Example Financial Scenario (Hypothetical Mid-Size Manufacturer):

  • Annual Revenue: $50 million
  • COGS: 65% of revenue ($32.5 million)
  • Gross Profit: 35% of revenue ($17.5 million)
  • Operating Expenses (Sales, Marketing, R&D, Admin): 25% of revenue ($12.5 million)
  • Operating Profit: 10% of revenue ($5 million)

This scenario illustrates the importance of volume and cost management in achieving profitability for generic injectable drugs. Investment in automation and process optimization can further enhance margins.

Key Takeaways

MEXATE-AQ operates within a mature, competitive generic drug market characterized by stable demand and consistent pricing pressure. Its financial trajectory is defined by volume-driven revenue and a focus on manufacturing efficiency to maintain profitability. Opportunities exist in emerging markets and supply chain resilience, while challenges include intense price competition and the looming threat of therapeutic advancements.

Frequently Asked Questions

Is MEXATE-AQ still a first-line treatment for any conditions?

Yes, methotrexate remains a first-line therapy for rheumatoid arthritis and certain types of cancer, such as acute lymphoblastic leukemia and non-Hodgkin lymphoma, due to its established efficacy and favorable cost profile.

What is the typical shelf life of MEXATE-AQ?

The typical shelf life of sterile injectable methotrexate solutions, including MEXATE-AQ, is generally 24 months when stored at controlled room temperature (20°C to 25°C or 68°F to 77°F). Manufacturers must provide specific expiration dates on product packaging.

Are there any significant new indications being pursued for MEXATE-AQ?

While research continues on methotrexate's mechanisms of action, there are no major new indications for MEXATE-AQ that are in late-stage clinical development or nearing regulatory approval. Existing indications remain the primary market drivers.

How does the manufacturing process for MEXATE-AQ differ from oral methotrexate?

The manufacturing of sterile injectable MEXATE-AQ requires a significantly more complex and controlled process than oral methotrexate. It involves aseptic processing, strict environmental controls to prevent microbial contamination, sterile filtration, and precise filling into sterile vials to ensure product sterility and pyrogen-free status. Oral formulations undergo different production methods focused on tablet or capsule formation.

What is the global supply chain vulnerability for methotrexate APIs?

The global supply chain for methotrexate APIs is largely concentrated in a few countries, primarily China and India. While generally stable, it is susceptible to disruptions from geopolitical events, environmental regulations impacting manufacturing sites, and trade policy changes, which could affect the availability and cost of MEXATE-AQ globally.

Citations

[1] Global Market Insights. (2023). Methotrexate Market Report. [2] IQVIA Market Analytics. (2023). Injectable Drug Market Analysis. [3] U.S. Food and Drug Administration. (n.d.). Generic Drugs. Retrieved from [FDA Website] [4] European Medicines Agency. (n.d.). Generic medicines. Retrieved from [EMA Website] [5] Pharmaceutical Executive. (2022). Generic Injectables: A Growing Segment. [6] Bloomberg Terminal. (2023). Pharmaceutical Pricing Data.

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