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  1. Medical Countermeasures (MCMs)

MCM Issues

FDA works to address numerous issues related to public health security. Find information on MCM-related emergency preparedness and response topics.

Information about medical countermeasure (MCM)-related issues is provided by the FDA, U.S. government agencies, and other partners working together to protect the U.S. from chemical, biological, radiological, and nuclear (CBRN) threats, and emerging infectious diseases.


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Emerging Infectious Diseases

3D illustration of coronavirus

COVID-19
Monkeypox virus

Mpox
Updates on Highly Pathogenic Avian Influenza (HPAI)

Updates on Highly Pathogenic Avian Influenza (HPAI)

Created by Centers for Disease Control and Prevention (CDC) microbiologist, Cynthia Goldsmith, this digitally-colorized, transmission electron microscopic (TEM) image revealed some of the ultrastructural morphology displayed by an Ebola virus virion.
Transmission electron micrograph of an Ebola virus virion (image: CDC/Cynthia Goldsmith)

Ebola
The best way to prevent Zika and other diseeases spread by mosquitoes is to avoid being bitten. Apply insect repellent according to label instructions. (Photo: CDC)

Zika Virus

CBRN

Reactor pool at the High Flux Isotope Reactor at Oak Ridge National Laboratory (Image: US Dept of Energy) - learn more about radiation and nuclear emergency preparedness

Radiological and Nuclear Preparedness and Response Updates
Photomicrograph demonstrating some of the histopathologic changes in a human skin tissue sample infected with the variola (smallpox) virus. (Credit: CDC)
Photomicrograph demonstrating some of the histopathologic changes in a human skin tissue sample infected with the variola (smallpox) virus. (Credit: CDC)

Smallpox

Other MCM and preparedness topics

teddy bear with stethoscope and mask

Pediatric Medical Countermeasures
Scanning electron micrograph of methicillin-resistant Staphylococcus aureus (MRSA, brown) surrounded by cellular debris. MRSA resists treatment with many antibiotics. Credit: NIAID
Scanning electron micrograph of methicillin-resistant Staphylococcus aureus (MRSA, brown) surrounded by cellular debris. MRSA resists treatment with many antibiotics. (Credit: NIAID)

Antimicrobial Resistance
Palm trees blowing in the wind on a cloudy day, representing hurricane preparedness. Learn how you can prepare for disasters before they happen.

Preparedness Information for the Public

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