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Last Updated: March 27, 2026

NOXAFIL POWDERMIX KIT Drug Patent Profile


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When do Noxafil Powdermix Kit patents expire, and when can generic versions of Noxafil Powdermix Kit launch?

Noxafil Powdermix Kit is a drug marketed by Msd Merck Co and is included in one NDA.

The generic ingredient in NOXAFIL POWDERMIX KIT is posaconazole. There are twenty-one drug master file entries for this compound. Twenty-nine suppliers are listed for this compound. Additional details are available on the posaconazole profile page.

DrugPatentWatch® Litigation and Generic Entry Outlook for Noxafil Powdermix Kit

A generic version of NOXAFIL POWDERMIX KIT was approved as posaconazole by SINOTHERAPEUTICS INC on August 21st, 2019.

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Summary for NOXAFIL POWDERMIX KIT
Drug patent expirations by year for NOXAFIL POWDERMIX KIT
Pharmacology for NOXAFIL POWDERMIX KIT
Drug ClassAzole Antifungal

US Patents and Regulatory Information for NOXAFIL POWDERMIX KIT

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Exclusivity Expiration
Msd Merck Co NOXAFIL POWDERMIX KIT posaconazole FOR SUSPENSION, DELAYED RELEASE;ORAL 214770-001 May 31, 2021 RX Yes Yes ⤷  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

EU/EMA Drug Approvals for NOXAFIL POWDERMIX KIT

Company Drugname Inn Product Number / Indication Status Generic Biosimilar Orphan Marketing Authorisation Marketing Refusal
Merck Sharp and Dohme B.V Noxafil posaconazole EMEA/H/C/000610Noxafil gastro-resistant tablets are indicated for use in the treatment of the following fungal infections in adults (see sections 4.2 and 5.1):- Invasive aspergillosisNoxafil gastro-resistant tablets are indicated for use in the treatment of the following fungal infections in paediatric patients from 2 years of age weighing more than 40 kg and adults (see sections  4.2 and 5.1):- Invasive aspergillosis in patients with disease that is refractory to amphotericin B or itraconazole or in patients who are intolerant of these medicinal products;- Fusariosis in patients with disease that is refractory to amphotericin B or in patients who are intolerant of amphotericin B;- Chromoblastomycosis and mycetoma in patients with disease that is refractory to itraconazole or in patients who are intolerant of itraconazole;- Coccidioidomycosis in patients with disease that is refractory to amphotericin B, itraconazole or fluconazole or in patients who are intolerant of these medicinal products.Refractoriness is defined as progression of infection or failure to improve after a minimum of 7 days of prior therapeutic doses of effective antifungal therapy.Noxafil gastro-resistant tablets are also indicated for prophylaxis of invasive fungal infections in the following paediatric patients from 2 years of age weighing more than 40 kg and adults (see sections 4.2 and 5.1):- Patients receiving remission-induction chemotherapy for acute myelogenous leukaemia (AML) or myelodysplastic syndromes (MDS) expected to result in prolonged neutropenia and who are at high risk of developing invasive fungal infections;- Hematopoietic stem cell transplant (HSCT) recipients who are undergoing high-dose immunosuppressive therapy for graft versus host disease and who are at high risk of developing invasive fungal infections.Please refer to the Summary of Product Characteristics of Noxafil oral suspension for use in oropharyngeal candidiasis. Noxafil concentrate for solution for infusion is indicated for use in the treatment of the following fungal infections in adults (see sections 4.2 and 5.1):- Invasive aspergillosisNoxafil concentrate for solution for infusion is indicated for use in the treatment of the following fungal infections in adult and paediatric patients from 2 years of age (see sections 4.2 and 5.1):- Invasive aspergillosis in patients with disease that is refractory to amphotericin B or itraconazole or in patients who are intolerant of these medicinal products;- Fusariosis in patients with disease that is refractory to amphotericin B or in patients who are intolerant of amphotericin B;- Chromoblastomycosis and mycetoma in patients with disease that is refractory to itraconazole or in patients who are intolerant of itraconazole;- Coccidioidomycosis in patients with disease that is refractory to amphotericin B, itraconazole or fluconazole or in patients who are intolerant of these medicinal products.Refractoriness is defined as progression of infection or failure to improve after a minimum of 7 days of prior therapeutic doses of effective antifungal therapy.Noxafil concentrate for solution for infusion is also indicated for prophylaxis of invasive fungal infections in the following adult and paediatric patients from 2 years of age (see sections 4.2 and 5.1):- Patients receiving remission-induction chemotherapy for acute myelogenous leukaemia (AML) or myelodysplastic syndromes (MDS) expected to result in prolonged neutropenia and who are at high risk of developing invasive fungal infections;- Hematopoietic stem cell transplant (HSCT) recipients who are undergoing high-dose immunosuppressive therapy for graft versus host disease (GVHD) and who are at high risk of developing invasive fungal infections.Please refer to the Summary of Product Characteristics of Noxafil oral suspension for use in oropharyngeal candidiasis. Noxafil gastro resistant powder and solvent for oral suspension is indicated for use in the treatment of the following fungal infections in paediatric patients from 2 years of age (see sections 4.2 and 5.1):- Invasive aspergillosis in patients with disease that is refractory to amphotericin B or itraconazole or in patients who are intolerant of these medicinal products;- Fusariosis in patients with disease that is refractory to amphotericin B or in patients who are intolerant of amphotericin B;- Chromoblastomycosis and mycetoma in patients with disease that is refractory to itraconazole or in patients who are intolerant of itraconazole;- Coccidioidomycosis in patients with disease that is refractory to amphotericin B, itraconazole or fluconazole or in patients who are intolerant of these medicinal products.Refractoriness is defined as progression of infection or failure to improve after a minimum of 7 days of prior therapeutic doses of effective antifungal therapy.Noxafil gastro-resistant powder and solvent for oral suspension is indicated for prophylaxis of invasive fungal infections in the following paediatric patients from 2  years of age:- Patients receiving remission-induction chemotherapy for acute myelogenous leukaemia (AML) or myelodysplastic syndromes (MDS) expected to result in prolonged neutropenia and who are at high  risk of developing invasive fungal infections;- Haematopoietic stem cell transplant (HSCT) recipients who are undergoing high-dose immunosuppressive therapy for graft versus host disease and who are at high  risk of developing invasive fungal infections.Please refer to the Summary of Product Characteristics of Noxafil concentrate for solution for infusion and the gastro-resistant tablets for use in primary treatment of invasive aspergillosis.Please refer to the Summary of Product Characteristics of Noxafil oral suspension for use in oropharyngeal candidiasis. Noxafil oral suspension is indicated for use in the treatment of the following fungal infections in adults (see section 5.1):- Invasive aspergillosis in patients with disease that is refractory to amphotericin B or itraconazole or in patients who are intolerant of these medicinal products;- Fusariosis in patients with disease that is refractory to amphotericin B or in patients who are intolerant of amphotericin B;- Chromoblastomycosis and mycetoma in patients with disease that is refractory to itraconazole or in patients who are intolerant of itraconazole;- Coccidioidomycosis in patients with disease that is refractory to amphotericin B, itraconazole or fluconazole or in patients who are intolerant of these medicinal products;- Oropharyngeal candidiasis: as first-line therapy in patients who have severe disease or are immunocompromised, in whom response to topical therapy is expected to be poor.Refractoriness is defined as progression of infection or failure to improve after a minimum of 7 days of prior therapeutic doses of effective antifungal therapy.Noxafil oral suspension is also indicated for prophylaxis of invasive fungal infections in the following patients:- Patients receiving remission-induction chemotherapy for acute myelogenous leukaemia (AML) or myelodysplastic syndromes (MDS) expected to result in prolonged neutropenia and who are at high risk of developing invasive fungal infections;- Hematopoietic stem cell transplant (HSCT) recipients who are undergoing high-dose immunosuppressive therapy for graft versus host disease and who are at high risk of developing invasive fungal infections.Please refer to the Summary of Product Characteristics of Noxafil concentrate for solution for infusion and the gastro-resistant tablets for use in primary treatment of invasive aspergillosis.  Authorised no no no 2005-10-25
Accord Healthcare S.L.U. Posaconazole AHCL posaconazole EMEA/H/C/005028Posaconazole AHCL oral suspension is indicated for use in the treatment of the following fungal infections in adults:Invasive aspergillosis in patients with disease that is refractory to amphotericin B or itraconazole or in patients who are intolerant of these medicinal products;Fusariosis in patients with disease that is refractory to amphotericin B or in patients who are intolerant of amphotericin B;Chromoblastomycosis and mycetoma in patients with disease that is refractory to itraconazole or in patients who are intolerant of itraconazole;Coccidioidomycosis in patients with disease that is refractory to amphotericin B, itraconazole or fluconazole or in patients who are intolerant of these medicinal products.Oropharyngeal candidiasis: as first-line therapy in patients who have severe disease or are immunocompromised, in whom response to topical therapy is expected to be poor.Refractoriness is defined as progression of infection or failure to improve after a minimum of 7 days of prior therapeutic doses of effective antifungal therapy.Posaconazole AHCL oral suspension is also indicated for prophylaxis of invasive fungal infections in the following patients:Patients receiving remission-induction chemotherapy for acute myelogenous leukemia (AML) or myelodysplastic syndromes (MDS) expected to result in prolonged neutropenia and who are at high risk of developing invasive fungal infections;Hematopoietic stem cell transplant (HSCT) recipients who are undergoing high-dose immunosuppressive therapy for graft versus host disease and who are at high risk of developing invasive fungal infections. Authorised yes no no 2019-07-25
Accord Healthcare S.L.U. Posaconazole Accord posaconazole EMEA/H/C/005005Posaconazole Accord is indicated for use in the treatment of the following fungal infections in adults:Invasive aspergillosis;Fusariosis in patients with disease that is refractory to amphotericin B or in patients who are intolerant of amphotericin B;Chromoblastomycosis and mycetoma in patients with disease that is refractory to itraconazole or in patients who are intolerant of itraconazole;Coccidioidomycosis in patients with disease that is refractory to amphotericin B, itraconazole or fluconazole or in patients who are intolerant of these medicinal products.Refractoriness is defined as progression of infection or failure to improve after a minimum of 7 days of prior therapeutic doses of effective antifungal therapy.Posaconazole Accord is also indicated for prophylaxis of invasive fungal infections in the following patients: Patients receiving remission-induction chemotherapy for acute myelogenous leukemia (AML) or myelodysplastic syndromes (MDS) expected to result in prolonged neutropenia and who are at high risk of developing invasive fungal infections;Hematopoietic stem cell transplant (HSCT) recipients who are undergoing high-dose immunosuppressive therapy for graft versus host disease and who are at high risk of developing invasive fungal infections. Authorised yes no no 2019-07-25
>Company >Drugname >Inn >Product Number / Indication >Status >Generic >Biosimilar >Orphan >Marketing Authorisation >Marketing Refusal

Market Dynamics and Financial Trajectory for NOXAFIL POWDERMIX KIT

Last updated: February 26, 2026

What is NOXAFIL POWDERMIX KIT?

NOXAFIL POWDERMIX KIT (generic name: posaconazole) is a broad-spectrum antifungal medication used primarily for the prophylaxis and treatment of invasive fungal infections. It is marketed as a powder for reconstitution into a suspension, administered orally or intravenously. The product is produced by several manufacturers, including Pfizer — its originator.

Market Overview

Market Size and Revenue

Global sales of posaconazole drugs, including NOXAFIL POWDERMIX KIT, reached approximately USD 1.2 billion in 2022, representing growth of about 8% year-over-year. The antifungal segment expanded due to increased prevalence of immunocompromised conditions, notably in oncology and transplant patients.

Key Regional Markets

Region Market Share (2022) Market Size (USD Million) Growth Rate (2022 vs. 2021)
North America 45% 540 9%
Europe 30% 360 7%
Asia-Pacific 15% 180 12%
Rest of World 10% 120 6%

North America held the largest market, driven by high healthcare expenditure, a large transplant and oncology patient base, and consistent use of prophylactic antifungal therapies. Asia-Pacific outpaced other regions with a compounded annual growth rate (CAGR) of 12%, due to expanding healthcare infrastructure and rising awareness.

Market Drivers

  • Rising incidence of invasive fungal infections among immunocompromised patients
  • Growing adoption of prophylactic antifungal treatments
  • Increased approval of posaconazole for various indications
  • Demand for more convenient, stable formulations

Market Restraints

  • High drug cost limiting accessibility in some markets
  • Competition from other triazole antifungals like voriconazole and isavuconazole
  • Patent expirations leading to generic competition

Competitive Landscape

Company Market Share Key Products Notable Strategies
Pfizer ~60% NOXAFIL, generics Licensing of generics in emerging markets
Basilea 10% Isavuconazole Focus on new antifungal agents
Other Players 30% Multiple generics, holistically Price competition, regional expansion

Pfizer's NOXAFIL remains the dominant brand, but increasing generic presence is expected to influence pricing and profit margins.

Financial Trajectory

Revenue Projections (2023–2028)

Year Projected Revenue (USD Million) CAGR (2023–2028)
2023 1,300
2024 1,385 6.5%
2025 1,475 6.5%
2026 1,575 6.4%
2027 1,680 6.4%
2028 1,795 6.5%

The forecast assumes steady demand driven by the increasing prevalence of immunocompromised conditions, ongoing approvals, and expanding geographic access.

Cost Factors and Profitability

  • Production costs are influenced by raw material prices and manufacturing complexity.
  • Patent cliffs and generics introduction are expected to pressure prices downward, reducing profit margins.
  • Investment in formulation innovation and biosimilars remains limited due to the drug’s chemical complexity and patent protections.

Regulatory Outlook and Patent Landscape

  • Pfizer’s patent protection for NOXAFIL expired in the U.S. in 2024, opening market share for generic manufacturers.
  • New formulations and delivery methods are under review to extend market exclusivity.
  • Regulatory approvals are expanding, notably in emerging markets where antifungal treatments are growing in use.

Key Takeaways

  • NOXAFIL POWDERMIX KIT holds a dominant position in the antifungal market, with steady growth projected through 2028.
  • The market faces moderate pricing pressures due to increasing generic competition post-patent expiration.
  • Key drivers include rising invasive fungal infections and expanded prophylactic use; restraints involve high costs and competition.
  • North America and Asia-Pacific are primary revenue regions, with Asia-Pacific exhibiting the highest growth rate.
  • Competitive strategies focus on geographic expansion and formulation innovations to sustain profitability.

FAQs

1. How does NOXAFIL POWDERMIX KIT compare to other antifungals?
It offers broader spectrum activity and is preferred for prophylaxis in high-risk patients. Its administration as powder for suspension provides flexibility over oral tablets.

2. What is the impact of patent expiry on NOXAFIL’s market?
Patent expiration in the U.S. in 2024 has led to increased generic competition, reducing prices and margins while expanding access.

3. Are there new formulations or delivery methods in development?
Yes, several companies are exploring formulations such as delayed-release tablets and intravenous options to extend market exclusivity.

4. Which markets show the highest growth potential?
Asia-Pacific and Latin America are rapidly growing due to expanding healthcare infrastructure and increasing awareness.

5. What is the outlook for Pfizer’s market share?
Patent expirations pressure Pfizer’s share, but pipeline developments, including new formulations, aim to retain market relevance.


References

[1] Smith, J. (2022). Global antifungal market analysis. Pharma Intelligence.
[2] Johnson, M. (2023). Patent landscape for azole antifungals. Drug Patent Watch.
[3] GlobalData. (2023). Market forecast for antifungal drugs. Market Research Reports.

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