nitrofurantoin; nitrofurantoin, macrocrystalline: Pharmaceutical manufacturers, suppliers, and packagers

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Applicant	Tradename	Generic Name	Dosage	NDA	NDA/ANDA	Supplier	Package Code	Package	Marketing Start
Almatica	MACROBID	nitrofurantoin; nitrofurantoin, macrocrystalline	CAPSULE;ORAL	020064	NDA	Major Pharmaceuticals	0904-7137-61	100 BLISTER PACK in 1 CARTON (0904-7137-61) / 1 CAPSULE in 1 BLISTER PACK	2011-05-25
Almatica	MACROBID	nitrofurantoin; nitrofurantoin, macrocrystalline	CAPSULE;ORAL	020064	NDA	Alvogen Inc.	47781-303-01	100 CAPSULE in 1 BOTTLE (47781-303-01)	2011-05-25
Almatica	MACROBID	nitrofurantoin; nitrofurantoin, macrocrystalline	CAPSULE;ORAL	020064	NDA	Northwind Pharmaceuticals, LLC	51655-611-02	2 CAPSULE in 1 BOTTLE, DISPENSING (51655-611-02)	2014-07-18
>Applicant	>Tradename	>Generic Name	>Dosage	>NDA	>NDA/ANDA	>Supplier	>Package Code	>Package	>Marketing Start

Last updated: July 29, 2025

Introduction

Nitrofurantoin, including its macrocrystalline formulation, remains a vital antibiotic used primarily for urinary tract infections (UTIs). As antibiotic resistance escalates globally, understanding the landscape of Nitrofurantoin suppliers is crucial for pharmaceutical companies, healthcare providers, and regulatory agencies. This article provides a comprehensive overview of key suppliers manufacturing Nitrofurantoin and macrocrystalline Nitrofurantoin, analyzing their market presence, production capacity, regulatory standing, and strategic significance.

Regulatory and Market Context

Nitrofurantoin, classified as a nitrofuran antibiotic, has been prescribed since the 1950s, especially for uncomplicated UTIs. Its efficacy and safety profile have maintained its status in multiple markets, including the US, Europe, and Asia. Regulatory agencies such as the FDA (Food and Drug Administration) in the US and EMA (European Medicines Agency) approve its manufacturing standards, requiring suppliers to adhere to GMP (Good Manufacturing Practices). The global demand persists amidst concerns over antimicrobial resistance and the development of generic formulations.

Major Suppliers of Nitrofurantoin and Macrocrystalline Variants

1. Hikma Pharmaceuticals

Hikma Pharmaceuticals, a leading global generics producer headquartered in Jordan, supplies a broad portfolio of antibiotics, including Nitrofurantoin. Their manufacturing facilities in Europe and the Middle East produce high-quality, GMP-compliant Nitrofurantoin tablets, including macrocrystalline formulations. Hikma’s strategic focus on emerging markets and its robust regulatory approvals position it as a prominent supplier.

2. Sandoz (Novartis)

Sandoz, the generics division of Novartis, manufactures Nitrofurantoin in various dosage forms, including macrocrystalline formulations, for markets across North America and Europe. Their manufacturing process emphasizes high purity and consistent bioavailability, adhering to stringent regulatory standards. Sandoz’s extensive distribution network ensures widespread availability of Nitrofurantoin products globally.

3. Mylan (now part of Viatris)

Mylan, acquired by Viatris in 2020, has historically been a significant producer of Nitrofurantoin, with manufacturing facilities in the US, India, and Europe. The company offers generic Nitrofurantoin macrocrystalline tablets across multiple markets, emphasizing affordability and supply stability. Regulatory approvals in multiple jurisdictions bolster its market penetration.

4. Apotex

Canadian-based Apotex produces Nitrofurantoin as part of its extensive generic portfolio. Their manufacturing plant in Canada complies fully with GMP regulations, providing macrocrystalline Nitrofurantoin formulations primarily for North American markets. Apotex’s strategic emphasis on quality control makes it a reliable supplier.

5. Lupin Limited

Lupin, a major Indian pharmaceutical company, manufactures Nitrofurantoin with a focus on emerging markets. The company’s facilities are USFDA- and EDQM-accredited, ensuring high-quality macrocrystalline formulations. Lupin’s product offerings include broad-spectrum antibiotics, including Nitrofurantoin, which are exported globally.

6. Boehringer Ingelheim

Though historically better known for other therapeutic areas, Boehringer Ingelheim also manufactures Nitrofurantoin, especially in Europe. Their manufacturing adheres strictly to European pharmacopoeia standards, making their supply reliable for European healthcare providers.

Emerging and Regional Suppliers

Zydus Cadila (India): A rapidly growing manufacturer supplying Nitrofurantoin in Asia, with competitive pricing for regional markets.
Hetero Drugs: An Indian pharmaceutical producer with increasing presence in the generic antibiotic segment, including Nitrofurantoin.
GM Pharmaceuticals: Notable in some developing markets, providing affordable Nitrofurantoin formulations.

Supply Chain and Quality Considerations

The stability and quality of supply are critical for antibiotics like Nitrofurantoin to prevent treatment interruptions. Suppliers with strong GMP compliance, validated manufacturing processes, and regulatory approvals (FDA, EMA, EDQM) are preferred. Notably, macrocrystalline variants, often used for rapid dissolution and high bioavailability, require stringent control over particle size distribution, making quality assurance pivotal.

Additionally, geopolitical factors, patent expiries, and regional demand influence supplier options. The rise of generic manufacturing has increased competition, decreasing prices while maintaining quality standards.

Market Dynamics and Strategic Trends

Consolidation: Large multinational corporations like Viatris and Novartis have consolidated their generics divisions, impacting Nitrofurantoin supply chains.
Manufacturing Diversification: Companies are expanding manufacturing to emerging markets (India, China, Brazil) to meet local demand and reduce costs.
Regulatory Approvals: Suppliers maintaining multiple regulatory approvals are better positioned to supply globally without disruptions.

Regulatory and Intellectual Property Landscape

Despite Nitrofurantoin being off-patent for decades, regulatory barriers persist, especially in countries with stringent pharmacopoeia standards. Suppliers must adhere to regional GMP standards, which can vary significantly.

Patent expirations and biosimilar entries, if any, can influence pricing and supply stability. Adequate documentation and regulatory submissions are critical for suppliers to sustain market access.

Conclusion

The global supply of Nitrofurantoin, including macrocrystalline formulations, is primarily driven by well-established pharmaceutical manufacturers with robust regulatory compliance and manufacturing capacity. Major suppliers such as Hikma, Sandoz, Mylan/Viatris, Apotex, and Lupin dominate the landscape due to their extensive distribution networks and adherence to quality standards. Emerging regional producers augment the supply chain, especially in Asia and Latin America.

Securing reliable supply chains necessitates prioritizing suppliers with GMP compliance, multiple regulatory approvals, and proven manufacturing capacity. As antibiotic resistance and regulatory environments evolve, suppliers that innovate in formulation and maintain high-quality standards will sustain their market presence.

Key Takeaways

The large, global generic pharmaceutical companies remain the primary suppliers of Nitrofurantoin, including macrocrystalline formulations.
Quality assurance, GMP compliance, and multiple regulatory approvals are critical for supply reliability.
Regional manufacturers are vital in emerging markets, offering cost-effective options but must meet stringent quality expectations.
The market is consolidating, with acquisitions influencing supply dynamics and pricing.
Supply chain resilience depends on diversification, regulatory compliance, and manufacturing capacity.

FAQs

1. Are there any patent restrictions on Nitrofurantoin?
No, Nitrofurantoin is off-patent globally, enabling generic manufacturers to produce and supply it without patent restrictions, provided they meet regulatory standards.

2. Which regulatory agencies oversee Nitrofurantoin manufacturing quality?
Manufacturers must adhere to agencies such as the FDA in the US, EMA in Europe, and other regional authorities like EDQM and CDSCO (India).

3. What distinguishes macrocrystalline Nitrofurantoin from other formulations?
Macrocrystalline Nitrofurantoin features larger particles, enhancing dissolution and bioavailability, which makes it therapeutically advantageous in certain cases.

4. How does the supply chain impact the pricing of Nitrofurantoin?
Increased competition among suppliers and regional manufacturing capabilities influence pricing, with a stronger supply chain generally leading to more stable and affordable prices.

5. Are there notable quality concerns with regional suppliers?
While most regional suppliers meet regional GMP requirements, variability exists. Due diligence and supplier audits are recommended to ensure quality and regulatory compliance.

Sources:
[1] Pharmaceutical market reports, company disclosures, and regulatory agency databases.
[2] Global Medical Device and Pharmaceutical Regulatory Landscape, WHO reports (2022).

Suppliers and packagers for generic pharmaceutical drug: nitrofurantoin; nitrofurantoin, macrocrystalline