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Last Updated: December 31, 2025

AMPHOTERICIN B Drug Patent Profile


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When do Amphotericin B patents expire, and when can generic versions of Amphotericin B launch?

Amphotericin B is a drug marketed by Avet Lifesciences, Eugia Pharma, Mylan Labs Ltd, Spil, Abbott, Abraxis Pharm, Teva Parenteral, and Xgen Pharms. and is included in eight NDAs.

The generic ingredient in AMPHOTERICIN B is amphotericin b. There are fifteen drug master file entries for this compound. Six suppliers are listed for this compound. Additional details are available on the amphotericin b profile page.

DrugPatentWatch® Litigation and Generic Entry Outlook for Amphotericin B

A generic version of AMPHOTERICIN B was approved as amphotericin b by XGEN PHARMS on April 29th, 1992.

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US Patents and Regulatory Information for AMPHOTERICIN B

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Exclusivity Expiration
Avet Lifesciences AMPHOTERICIN B amphotericin b INJECTABLE, LIPOSOMAL;INJECTION 215354-001 Jun 2, 2025 AB RX No No ⤷  Get Started Free ⤷  Get Started Free ⤷  Get Started Free
Teva Parenteral AMPHOTERICIN B amphotericin b INJECTABLE;INJECTION 064062-001 Mar 31, 1995 DISCN No No ⤷  Get Started Free ⤷  Get Started Free ⤷  Get Started Free
Spil AMPHOTERICIN B amphotericin b INJECTABLE, LIPOSOMAL;INJECTION 212514-001 Dec 14, 2021 AB RX No No ⤷  Get Started Free ⤷  Get Started Free ⤷  Get Started Free
Xgen Pharms AMPHOTERICIN B amphotericin b INJECTABLE;INJECTION 063206-001 Apr 29, 1992 RX No Yes ⤷  Get Started Free ⤷  Get Started Free ⤷  Get Started Free
Eugia Pharma AMPHOTERICIN B amphotericin b INJECTABLE, LIPOSOMAL;INJECTION 214010-001 Nov 17, 2022 AB RX No No ⤷  Get Started Free ⤷  Get Started Free ⤷  Get Started Free
Mylan Labs Ltd AMPHOTERICIN B amphotericin b INJECTABLE, LIPOSOMAL;INJECTION 212967-001 Jun 30, 2025 AB RX No No ⤷  Get Started Free ⤷  Get Started Free ⤷  Get Started Free
Abraxis Pharm AMPHOTERICIN B amphotericin b INJECTABLE;INJECTION 062728-001 Apr 13, 1987 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

Market Dynamics and Financial Trajectory of Amphotericin B

Last updated: December 18, 2025

Summary

Amphotericin B (AmB) remains a cornerstone antifungal agent since its initial approval in 1958. Despite its longstanding clinical use, recent market shifts are driven by emerging resistance, novel antifungal agents, manufacturing challenges, and evolving healthcare policies. This analysis explores the current market landscape, financial trajectories, competitive dynamics, regulatory environment, growth projections, and future opportunities for Amphotericin B, providing a comprehensive view for stakeholders across the pharmaceutical ecosystem.


What Are the Core Market Drivers for Amphotericin B?

Historical Significance and Clinical Utility

Amphotericin B is a polyene macrolide antifungal, widely regarded for its broad spectrum activity against systemic fungal infections, including cryptococcal meningitis, histoplasmosis, and aspergillosis. Its inclusion in the World Health Organization's list of essential medicines underscores its critical role in global healthcare.

Market Drivers

Driver Description Impact Level
Rising Incidence of Fungal Infections Increased immunocompromised populations (HIV/AIDS, transplant recipients) High
Expanding Healthcare Infrastructure Growth in hospital-acquired infections requiring antifungal treatment Medium
Generic Availability Availability of cost-effective formulations in developing regions High
Barriers to Newer Drugs Resistance, toxicity concerns, high costs limit novel antifungals' uptake Medium
Emerging Resistance Microbial resistance to azoles and echinocandins sustains demand Medium

Market Challenges

  • Toxicity Profile: Nephrotoxicity and infusion-related reactions restrict widespread use, prompting reliance on lipid-based formulations.
  • Formulation Limitations: Liposomal and lipid complex formulations, more effective and safer, are costlier and face supply constraints.
  • Patent and Regulatory Barriers: Limited patent protection encourages generic proliferation; however, regulatory hurdles influence market entry.

What Is the Current Market Size and Financial Trajectory?

Global Market Valuation & Segmentation

Year Estimated Market Size (USD billion) Growth Rate (%) Notes
2020 $1.4 3.8 Steady growth, driven by emerging markets
2021 $1.5 7.1 COVID-19 pandemic affects hospital use
2022 $1.6 6.7 Continued growth amid rising resistance
2023 (Projected) $1.75 9.4 Increased adoption of lipid formulations

Source: Market research reports by Mordor Intelligence and GlobalData (2023).

Regional Market Breakdown

Region Market Size (USD billion) CAGR (2022-2028) Major Factors
North America $0.6 5.0% Advanced healthcare infrastructure, high adoption of lipid formulations
Europe $0.35 4.5% Aging population, regulatory landscape
Asia-Pacific $0.5 10.2% Growing infectious disease burden, expanding healthcare access
Latin America $0.2 4.2% Rising prevalence of HIV-related infections
Middle East & Africa $0.05 8.0% Limited access but rising demand in tertiary care

Financial Outlook (2023–2028)

  • Compound Annual Growth Rate (CAGR): Projected at 7-9%, driven predominantly by Asia-Pacific expansion and increased use of lipid formulations.
  • Revenue Streams: Primarily from generic Liposomal Amphotericin B; branded formulations (Fungizone®) hold a niche share.
  • Pricing Dynamics: Patient affordability, manufacturing costs, and patent expirations influence pricing strategies.

How Do Regulatory Policies Impact Market Dynamics?

  • Global Approvals: The WHO's Essential Medicines List promotes continued use in low-resource settings.
  • FDA and EMA: Approvals of liposomal formulations (e.g., AmBisome®) have influenced market growth; regulatory preferences encourage safer formulations.
  • Generic Entry Policy: Encourages lower prices and wider access but can depress overall market revenue.
  • Biosimilar Development: Approval pathways for biosimilar liposomal Amphotericin B pursue expanded competition, impacting pricing and margins.

What Are the Competitive Dynamics?

Key Players Notable Products Market Share Strategic Focus
Gilead Sciences AmBisome® (Liposomal Amphotericin B) ~60% Innovation in lipid formulations, patents
Pfizer Fungizone® (Deoxycholate Amphotericin B) ~20% Cost-effective generic formulations
Other Generic Manufacturers Various (Amphotericin B deoxycholate, liposomal generics) 20% Cost competition, regional markets

Note: The market proportion is approximate, emphasizing Liposomal Amphotericin B dominance in developed economies.

What Are the Future Growth Opportunities?

Emerging Formulations and Delivery Modes

  • Liposomal formulations with improved safety profiles.
  • Thermoresponsive and targeted delivery mechanisms.
  • Combination therapies to mitigate resistance and toxicity.

Expansion in Developing Markets

  • Addressing unmet needs in HIV/AIDS, TB co-infections.
  • Increasing availability of affordable formulations.

Technological Innovations

Innovation Potential Impact
Nanoparticle Delivery Enhanced targeting, reduced toxicity
Biosimilars Lower-cost options, increased access
AI-driven Formulation Optimization Faster development, tailored therapies

Deep Dive: Regulatory Environment and Policy Influence

Region Key Policies Effect
United States FDA approval processes for generics/biosimilars Facilitates rapid market entry for low-cost options
European Union EMA guidelines on lipid formulations Encourages innovation in safer, higher-margin drugs
India (CDSCO) Accelerated approvals for generics Drives low-cost competition, expanding access
WHO Essential Medicines List inclusion, guidelines Promotes global adoption, especially in low-income regions

Comparison with Other Antifungals

Drug Class Spectrum Toxicity Profile Cost Stability Resistance Patterns
Polyenes (AmB) Broad (systemic fungi) High nephrotoxicity Moderate (generics) Low to moderate resistance
Azoles Variable (species-specific) Hepatotoxicity possible Affordable Growing resistance, cross-resistance
Echinocandins Candida, Aspergillus Well-tolerated High Resistance emerging with prolonged use

Key Takeaways

  • Amphotericin B retains a vital role in systemic fungal infection management amid rising resistance to newer agents.
  • The lipid formulations, notably liposomal Amphotericin B, constitute a growth segment driven by safety improvements and regulatory endorsements.
  • Market revenues are projected to grow at a CAGR of approximately 7–9% through 2028, fueled by expanding healthcare access in Asia-Pacific, especially in low- and middle-income countries.
  • Patent expirations and biosimilar entries are expected to pressure prices but can also expand access, especially in underserved regions.
  • Innovations in delivery and formulations represent significant opportunities to address toxicity and improve patient outcomes.

FAQs

1. What are the main factors influencing Amphotericin B's market growth?
The key factors include increasing incidence of systemic fungal infections, growing use of lipid formulations for safety, emerging antifungal resistance, and expanding healthcare infrastructure in developing regions.

2. How do lipid-based formulations impact market dynamics?
Liposomal and lipid complex AmB formulations command higher prices due to superior safety profiles, thus creating a premium market segment and influencing overall revenue streams.

3. What challenges does Amphotericin B face from newer antifungals?
Emerging agents like echinocandins and azoles provide alternative options with better tolerability, risking market share especially where toxicity is a concern. Resistance development also pressures existing therapies.

4. How do regulatory policies affect Amphotericin B’s market?
Regulations favoring safer formulations and accelerated approval pathways in various regions facilitate wider access but may also accelerate generic entry, impacting margins.

5. What future innovations could alter Amphotericin B's market landscape?
Advancements include nanoparticle delivery, biosimilars, combination therapies, and precision drug delivery systems aiming to reduce toxicity and improve efficacy.


References

[1] WHO Model List of Essential Medicines, 22nd Edition, 2023.
[2] Mordor Intelligence. Global Antifungal Market Report, 2023.
[3] GlobalData. Pharmaceutical Industry Outlook, 2023.
[4] U.S. Food and Drug Administration (FDA). Approvals and regulatory updates, 2022.
[5] European Medicines Agency (EMA). Pharmacovigilance and approval summaries, 2023.

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