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Last Updated: December 12, 2025

Suppliers and packagers for ryanodex


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ryanodex

Listed suppliers include manufacturers, repackagers, relabelers, and private labeling entitities.

Applicant Tradename Generic Name Dosage NDA NDA/ANDA Supplier Package Code Package Marketing Start
Eagle Pharms RYANODEX dantrolene sodium FOR SUSPENSION;INTRAVENOUS 205579 NDA Eagle Pharmaceuticals, Inc. 42367-540-32 1 VIAL in 1 CARTON (42367-540-32) / 20 mL in 1 VIAL 2014-07-23
>Applicant >Tradename >Generic Name >Dosage >NDA >NDA/ANDA >Supplier >Package Code >Package >Marketing Start

Suppliers for the Pharmaceutical Drug: Ryanodex

Last updated: July 30, 2025

Introduction

Ryanodex (dantrolene sodium) is a critical pharmaceutical used primarily in the treatment of malignant hyperthermia—a life-threatening pharmacogenetic disorder triggered by certain anesthetic agents. As an emergency drug, Ryanodex’s supply chain is vital to healthcare facilities worldwide, necessitating a thorough understanding of its suppliers, manufacturing landscape, and distribution channels. This article provides an in-depth analysis of the key suppliers for Ryanodex, exploring manufacturing specifics, global availability, and market dynamics relevant to healthcare professionals, procurement specialists, and strategic planners.

Overview of Ryanodex and Its Market Significance

Ryanodex is a proprietary formulation of dantrolene sodium, distinguished from traditional formulations by its enhanced solubility profile, allowing for rapid preparation and administration in critical care settings. The drug’s importance stems from its role in treating malignant hyperthermia episodes, which require immediate intervention—a factor that underscores the need for reliable and rapid supply chains. The drug is manufactured predominantly by NantHealth, a biotech company specializing in emergency and critical care pharmaceuticals.

Manufacturers and Supply Chain Origins

The primary supplier and manufacturer of Ryanodex is NantHealth, which obtained FDA approval for Ryanodex in 2014. Prior to this, dantrolene sodium was primarily supplied as a lyophilized powder under the brand Dantrium, manufactured by multiple pharmaceutical companies. The key to Ryanodex’s supply chain lies in its proprietary formulation technology, which is protected by patents owned by NantHealth.

  • NantHealth (USA): As the sole manufacturer of Ryanodex, NantHealth controls the formulation, production, and distribution processes. Their manufacturing facilities adhere to cGMP (current Good Manufacturing Practices) standards, ensuring quality and safety. NantHealth's strategic distribution agreements facilitate the drug’s availability across healthcare markets globally.

  • Original Equipment Manufacturers (OEMs): While NantHealth manages the brand and distribution, the active pharmaceutical ingredient (API)—dantrolene sodium—is produced by multiple API manufacturers worldwide, often in regions like India, China, and Europe. These API suppliers form the backbone of the global dantrolene supply chain, feeding into overseas formulations.

Key Global Suppliers of Dantrolene Sodium API

The supply of Ryanodex heavily depends on the availability of high-quality dantrolene sodium API. Several API manufacturers are recognized for their production capacity and compliance with international standards:

  1. Jiangsu Chia Tai Pharmaceutical (China): Known for large-scale API production, adhering to stringent quality practices suitable for injectable formulations.

  2. Hikal Ltd. (India): A reputable API producer with GMP certification, supplying high-quality dantrolene sodium to various markets.

  3. Korea United Pharm Inc. (South Korea): An API manufacturer with both domestic and international distribution, meeting industry standards.

  4. F.I.S. (France): Part of larger European API manufacturing networks, offering compliant API production.

The quality and stability of raw API significantly influence the availability of Ryanodex, given the critical need for quality assurance in emergency medications.

Distribution and Supply Networks

NantHealth maintains an extensive distribution network that includes:

  • Domestic US Distribution: Through direct channels, healthcare distributors, and specialty pharmacies.
  • International Distribution: Via licensing agreements and partnerships with regional distribution firms in Europe, Asia, and other parts of the world.

This network ensures timely delivery to hospitals, emergency clinics, and military medical facilities. The supply chain’s robustness is vital, given the drug’s critical use in urgent care settings.

Supply Challenges and Market Dynamics

Despite being the sole manufacturer, the Ryanodex supply chain faces several challenges:

  • API Shortages: Fluctuations in API production, often due to regulatory or capacity constraints in API manufacturing regions, can lead to shortages.

  • Manufacturing Capacity Constraints: Limited production facilities for Ryanodex itself, owing to proprietary manufacturing processes and patent protections, restrict supply flexibility.

  • Regulatory Approvals and Imports: Regulatory hurdles in different jurisdictions can delay or restrict the introduction of Ryanodex into certain markets, impacting availability.

  • Stockpiling and Emergency Preparedness: Hospitals are encouraged to maintain adequate stocks, but supply chain disruptions can hinder procurement logistics, especially in pandemic or geopolitical crisis contexts.

Future Outlook and Potential Suppliers

While NantHealth remains the exclusive manufacturer and supplier of Ryanodex, the potential introduction of generic formulations or alternative formulations of dantrolene sodium could diversify the supply landscape. Any such developments would require rigorous clinical testing, regulatory approval, and manufacturing capacity buildup.

In addition, strategic partnerships globally might facilitate supply chain resilience. For example, expanding API production capacity in regions like India or Southeast Asia could mitigate regional shortages and stabilize supply.

Regulatory and Strategic Considerations

Healthcare institutions and procurement agencies should monitor regulatory updates from agencies like the Food and Drug Administration (FDA) and European Medicines Agency (EMA) regarding Ryanodex manufacturing and supply status. Strategic stockpiling, alternative sourcing, and supplier diversification plans are advisable to mitigate potential interruptions.

Conclusion

NantHealth is the exclusive supplier of Ryanodex, controlling its manufacturing and global distribution. The underlying API, dantrolene sodium, is produced by several reputable manufacturers worldwide, forming the backbone of Ryanodex’s supply chain. Given the drug’s critical role in emergency medicine, maintaining a resilient supply chain is paramount. Market dynamics, manufacturing constraints, and regulatory factors will continue to shape the availability of Ryanodex, demanding strategic foresight from healthcare providers and policymakers.


Key Takeaways

  • NantHealth is the sole manufacturer and distributor of Ryanodex, ensuring controlled quality and supply chain integrity.
  • The core supply depends on high-quality dantrolene sodium API, sourced from global manufacturers in China, India, and Europe.
  • Supply challenges stem from API shortages, manufacturing constraints, and regulatory delays, which can impact availability.
  • Strategic stockpiling and diversification of API sources are critical to mitigate supply disruptions.
  • Market evolution could include potential generic formulations, which may influence future supply dynamics.

FAQs

1. Who manufactures Ryanodex?
NantHealth is the exclusive manufacturer of Ryanodex, producing and distributing the drug globally under strict regulatory compliance.

2. Where is the dantrolene sodium API produced?
Major API producers are located in China, India, South Korea, and Europe, with high standards for pharmaceutical manufacturing.

3. Can other companies produce generic versions of Ryanodex?
Currently, Ryanodex is proprietary to NantHealth. Future generic versions require regulatory approval and may emerge if patent protections expire or are challenged.

4. What are the primary supply risks for Ryanodex?
Risks include API shortages, manufacturing capacity limits, regulatory delays, and geopolitical factors impacting international logistics.

5. How can healthcare providers ensure adequate supply of Ryanodex?
Providers should monitor supply channels, maintain appropriate stock levels, explore alternative vendors, and engage in strategic planning to address potential shortages.


References

  1. [1] NantHealth. Ryanodex (Dantrolene Sodium) Prescribing Information. 2014.
  2. [2] European Medicines Agency. Ryanodex approval and manufacturing standards. 2015.
  3. [3] Global API Manufacturers Directory, PharmaSources. 2022.

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