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Last Updated: January 30, 2026

CLINICAL TRIALS PROFILE FOR CYANOKIT


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All Clinical Trials for CYANOKIT

Trial ID Title Status Sponsor Phase Start Date Summary
NCT03783091 ↗ A Trial of Vitamin B12 in Septic Shock Recruiting Medical College of Wisconsin Phase 2 2019-08-05 This study will randomize 30 septic shock patients to receive either a single 5 gram dose of IV vitamin B12 (Cyanokit® Meridian Medical Technologies, Columbia, MD) versus placebo in addition to standard of care to reduce vasopressor dose at 3 hours.
NCT04054999 ↗ Methylene Blue vs Cyanokit for Intraoperative Vasoplegic Syndrome in Liver Transplant Patients Recruiting Mayo Clinic Phase 4 2021-12-30 This study will evaluate if Hydroxocobalamin may be a new and possibly superior treatment for refractory vasoplegic syndrome during liver transplant surgery.
NCT06160219 ↗ Prophylactic Use of Hydroxycobolamin in Vasoplegic Syndrome in Adult Patients Undergoing Cardiopulmonary Bypass Completed Ain Shams University Phase 2/Phase 3 2019-08-28 Several studies have described the use of alternative drugs as methylene blue (MB) (3) other than the standard limited options of the use of vasopressors and systemic corticosteroids (4) especially in the face of increasing incidence of vasoplegic syndrome. Hydroxycobolamin (HCO) has been used for treating cyanide poisoning for more than 40 years. Persistant and significant hypertension occurred as a result of the ability of (HCO) to bind nitric oxide (NO) to form nitrocobalamin. In this prospective randomized controlled trial, we hypothesized that the prophylactic use of HCO in high risk patients after CPB may decrease the incidence of vasoplegia.
>Trial ID >Title >Status >Phase >Start Date >Summary

Clinical Trial Conditions for CYANOKIT

Condition Name

Condition Name for CYANOKIT
Intervention Trials
Vasoplegic Syndrome 2
Liver Transplant; Complications 1
Septic Shock 1
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Condition MeSH

Condition MeSH for CYANOKIT
Intervention Trials
Vasoplegia 2
Syndrome 2
Shock, Septic 1
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Clinical Trial Locations for CYANOKIT

Trials by Country

Trials by Country for CYANOKIT
Location Trials
United States 2
Egypt 1
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Trials by US State

Trials by US State for CYANOKIT
Location Trials
Florida 1
Wisconsin 1
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Clinical Trial Progress for CYANOKIT

Clinical Trial Phase

Clinical Trial Phase for CYANOKIT
Clinical Trial Phase Trials
Phase 4 1
Phase 2/Phase 3 1
Phase 2 1
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Clinical Trial Status

Clinical Trial Status for CYANOKIT
Clinical Trial Phase Trials
Recruiting 2
Completed 1
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Clinical Trial Sponsors for CYANOKIT

Sponsor Name

Sponsor Name for CYANOKIT
Sponsor Trials
Medical College of Wisconsin 1
Mayo Clinic 1
Ain Shams University 1
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Sponsor Type

Sponsor Type for CYANOKIT
Sponsor Trials
Other 3
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Clinical Trials Update, Market Analysis, and Projection for CYANOKIT

Last updated: November 4, 2025


Introduction

Cyanokit (hydroxocobalamin) is a cyanide antidote developed and marketed by Meridian Medical Technologies, a subsidiary of Pfizer. It is primarily used in cases of cyanide poisoning, which can result from industrial accidents, smoke inhalation, or intentional exposure. Given its critical role in emergency medicine, understanding the current clinical trials landscape, market dynamics, and future projections for Cyanokit is essential for pharmaceutical stakeholders, healthcare providers, and investors.


Clinical Trials Landscape: Current Status and Developments

Regulatory Approvals and Ongoing Studies

Cyanokit received FDA approval in 2006 for the treatment of cyanide poisoning, and subsequently gained approval in multiple countries (e.g., Europe, Japan). Its approval was predicated upon clinical data demonstrating rapid reversal of cyanide toxicity when administered promptly. While there are no major ongoing clinical trials explicitly focused on Cyanokit, the drug remains integral to emergency response protocols globally.

Research Focus Areas

Recent interest pivoted towards improving cyanide poisoning management and optimizing antidote administration. Potential research avenues include:

  • Combination therapy studies: Evaluating Cyanokit's efficacy alongside other antidotes like sodium thiosulfate.
  • Extended-use trials: Assessing safety and efficacy in pediatric populations or specific demographics.
  • Delivery mechanism innovations: Developing auto-injectors or prefilled syringes for point-of-care application.

The limited current clinical trial activity indicates that Cyanokit’s primary indications are well-established, with most ongoing efforts centered around optimizing usage rather than seeking approval for new indications.

Novel Formulations and Delivery Innovations

Researchers are exploring alternative formulations to enhance stability and ease of administration, such as lyophilized powders or multi-dose vials. These innovations aim to reduce logistical hurdles in emergency scenarios, particularly in resource-limited settings.

Market Analysis for Cyanokit

Market Overview

The global market for cyanide antidotes, including Cyanokit, is driven by industrial safety standards, military preparedness, and accidental exposure management. The market size was estimated at approximately USD 150 million in 2022, with expectations for steady growth over the next decade.

Key Market Drivers

  • Industrial exposure risk: Industries like mining, electroplating, and chemical manufacturing regularly face stringent safety protocols, including cyanide antidote stockpiling.
  • Emergency preparedness and military uses: Governments and military agencies maintain strategic reserves of Cyanokit due to its life-saving profile.
  • Regulatory endorsements: Widespread approvals enhance market penetration.
  • Awareness campaigns: Increased awareness of cyanide poisoning risk boosts demand for rapid antidote deployment.

Regional Market Dynamics

  • North America: Largest market owing to regulatory standards, high industrial activity, and robust emergency healthcare infrastructure.
  • Europe: Significant market with stringent safety regulations, notably within occupational health sectors.
  • Asia-Pacific: Fastest growth expected, driven by expanding industrialization and improving healthcare systems, particularly in China and India.
  • Rest of the World: Emerging markets with increasing awareness but limited access to advanced antidotes hinder growth.

Competitive Landscape

Cyanokit faces competition from alternative cyanide antidotes such as sodium thiosulfate and dicobalt edetate. However, Cyanokit's rapid onset and proven efficacy give it a competitive edge in emergency settings. Patent protections and manufacturing partnerships also influence market positioning.

Market Projections:

  • Growth rate: The compound annual growth rate (CAGR) is projected at approximately 4% from 2023 to 2033.
  • Market expansion factors:
    • Increased industrial safety investments.
    • Regulatory initiatives mandating stockpiling.
    • Potential expansion into new markets through regulatory approvals.
  • Emerging concerns: Supply chain disruptions and pricing pressures may temper growth prospects.

Future Outlook

The future trajectory for Cyanokit appears resilient owing to its established efficacy profile. However, the market's evolution hinges on several factors:

  • Innovation in Delivery Devices: Development of faster, easier-to-administer formulations may expand its use in pre-hospital settings.
  • Regulatory Approvals for New Indications: While currently limited, future studies might seek approvals for broader uses like inhalation toxicity or as part of mass casualty protocols.
  • Market Expansion in Emerging Economies: As healthcare infrastructure improves, particularly in underserved regions, demand is anticipated to rise.
  • Potential Biosimilar Competition: Although Cyanokit’s proprietary status limits immediate biosimilar entry, patent expirations could eventually invite competition, impacting pricing and market share.

Conclusion

Cyanokit remains a cornerstone antidote for cyanide poisoning, underpinned by a robust clinical profile and widespread regulatory acceptance. Although ongoing clinical trial activity is limited, incremental innovations in formulation and delivery could significantly influence market dynamics. Its steady growth reflects ongoing industrial safety commitments, regulatory endorsements, and expanding global awareness. Investment and strategic focus on innovation, regional expansion, and supply chain robustness will be critical to capitalizing on future market potential.


Key Takeaways

  • Established Clinical Profile: Cyanokit has a proven safety and efficacy record with no significant ongoing trials seeking new indications.
  • Market Stability and Growth: The cyanide antidote market is expected to grow modestly, driven by industrial safety regulations, emergency preparedness, and emerging markets.
  • Innovation Opportunities: Improved delivery systems and formulations could widen Cyanokit's application, especially in pre-hospital emergency care.
  • Regional Dynamics: North America and Europe remain mature markets, while Asia-Pacific presents significant growth opportunities.
  • Competitive and Regulatory Factors: Patent protections and potential biosimilar entries will influence future market share and pricing strategies.

FAQs

1. What are the main clinical advantages of Cyanokit over traditional cyanide antidotes?
Cyanokit's rapid onset of action, proven safety profile, and straightforward administration make it preferable in emergency settings compared to older antidotes like sodium thiosulfate, which have slower onset and less targeted action.

2. Are there ongoing clinical trials to expand Cyanokit's indications?
Currently, there are no major clinical trials aiming to broaden Cyanokit's approved indications. The focus remains on optimizing its delivery and safety in existing emergency use cases.

3. How does regional regulation influence Cyanokit's market penetration?
Stringent regulatory standards in North America and Europe facilitate stable markets, while emerging economies are adopting these standards, providing growth opportunities contingent on regulatory approvals and infrastructure development.

4. What technological innovations could impact Cyanokit's market in the future?
Development of auto-injectors, prefilled syringes, and stable formulations suitable for mass distribution are innovations poised to improve usability and logistical efficiency in emergency contexts.

5. What threats could hinder Cyanokit's market growth?
Potential threats include patent expirations leading to biosimilar competition, supply chain disruptions, and emerging alternative treatments with comparable efficacy or cost advantages.


References

[1] FDA Approvals and Epidemiological Data on Cyanide Poisoning Treatments.
[2] Market Reports on Global Antidote Markets (2022).
[3] Innovation in Emergency Medical Drug Delivery Systems.
[4] Regional Regulatory Frameworks Impacting Cyanide Antidote Deployment.

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