Health Alerts, Advisories & Updates

To receive Missouri specific guidance for any CDC Health Alert, Advisory or Update listed below, contact the Emergency Response Center at 800-392-0272.

Subscribe to receive health alerts

2026

Health Update

2026 Update on Emerging Candida auris Infection Cases in Missouri Health Care Facilities (1.26.26)

CDC Health Advisory

CDC HAN 00526 New World Screwworm: Outbreak Moves into Northern Mexico (1.20.26)

2025

CDC Health Advisory

CDC HAd First Reported Outbreak Caused by Marburg Virus in Ethiopia (12.03.25)

Health Advisory

Health Risks Associated with 7-OH (10.27.25)

Health Advisory

CDC Hand 00524 Ebola Outbreak in Democratic Republic of Congo (9.18.25)

Health Advisory

Primary Amebic Meningoencephalitis (8.15.25)

CDC Health Update

Ongoing Risk of Dengue Virus Infections and Updated Testing Recommendations in the United States (3.18.25)

CDC Health Advisory

Expanding Measles Outbreak in the United States and Guidance for the Upcoming Travel Season (3.7.25)

CDC Health Advisory

Ebola Outbreak Caused by Sudan virus in Uganda (2.6.25)

CDC Health Advisory

Accelerated Subtyping of Influenza A in Hospitalized Patients (1.16.25)

2024

CDC Health Advisory

First Case of Clade I Mpox Diagnosed in the United States (11.18.24)

CDC Health Advisory

Disruptions in Availability of Peritoneal Dialysis and Intravenous Solutions from Baxter International Facility in North Carolina (10.12.24)

CDC Health Advisory

First Marburg Virus Disease Outbreak in the Republic of Rwanda (10.3.24)

CDC Health Update

Prevention Strategies for Mpox, including Vaccinating People at Risk via Sexual Exposure, for U.S. Travelers Visiting Countries with Clade I Mpox Outbreaks (9.23.24)

CDC Health Advisory

Increased Oropouche Virus Activity and Associated Risk to Travelers (8.16.24)

CDC Health Advisory

Increase in Human Parvovirus B19 Activity in the United States (8.13.24)

CDC Health Update

Mpox Caused by Human-to-Human Transmission of Monkeypox Virus in the Democratic Republic of the Congo with Spread to Neighboring Countries (8.7.24)

CDC Health Advisory

Disruptions in Availability of Becton Dickinson (BD) BACTEC (TM) Blood Culture Bottles (7.23.24)

Health Update

Update on Emerging Candida auris Infection Cases in Missouri Health Care Facilities (7.8.24)

CDC Health Advisory

Increased Risk of Dengue Virus Infections in the United States (6.25.24)

CDC Health Advisory

Disrupted Access to Prescription Stimulant Medications Could Increase Risk of Injury and Overdose (6.13.24)

CDC Health Advisory

Severe Illness Potentially Associated with Consuming Diamond Shruumz™ Brand Chocolate Bars, Cones, and Gummies (6.12.24)

CDC Health Advisory

Meningococcal Disease Cases Linked to Travel to the Kingdom of Saudi Arabia (KSA): Ensure Pilgrims are Current on Meningococcal Vaccination (5.20.24)

Health Advisory

Alpha-gal Syndrome: Important Information for Missouri Healthcare and Public Health Professionals (5.14.24)

CDC Health Advisory

Adverse Effects Linked to Counterfeit or Mishandled Botulinum Toxin Injections (4.23.24)

Health Advisory

Health Risks Associated with Hemp-Derived Intoxicating Cannabinoids (4.18.24)

CDC Health Advisory

Highly Pathogenic Avian Influenza A(H5N1) Virus: Identification of Human Infection and Recommendations for Investigations and Response (4.5.24)

CDC Health Advisory

Increase in Invasive Serogroup Y Meningococcal Disease in the United States (3.28.24)

CDC Health Advisory

Increase in Global and Domestic Measles Cases and Outbreaks: Ensure Children in the United States and Those Traveling Internationally 6 Months and Older are Current on MMR Vaccination (3.18.24)

Health Advisory

Acinetobacter baumannii Bacteria with Combined NDM and OXA-23 Antibacterial Resistance Genes in Missouri (3.8.24)

Health Update

Update on Syphilis in Missouri (2.27.24)

Health Update

Congenital Syphilis in Missouri (2.27.24)

2023

CDC Health Advisory

Urgent Need to Increase Immunization Coverage for Influenza, COVID-19, and RSV Immunizations and Use of Authorized/Approved Therapeutics in the Setting of Increased Respiratory Disease Activity During the 2023 – 2024 Winter Season (12.14.23)

CDC Health Advisory

Severe and Fatal Confirmed Rocky Mountain Spotted Fever among People with Recent Travel to Tecate, Mexico (12.08.23)

CDC Health Advisory

Mpox Caused by Human-to-Human Transmission of Monkeypox Virus with Geographic Spread in the Democratic Republic of the Congo (12.07.23)

Health Alert

Emerging Candida auris Infection Cases in Missouri Health Care Facilities (12.6.23)

CDC Health Advisory

High Blood Lead Levels in Children Consuming Recalled Cinnamon Applesauce Pouches (11.14.23)

CDC Health Advisory

Limited Availability of Nirsevimab in the United States—Interim CDC Recommendations to Protect Infants from Respiratory Syncytial Virus (RSV) during the 2023–2024 Respiratory Virus Season (10.23.23)

CDC Health Advisory

Increased Respiratory Syncytial Virus (RSV) Activity in Parts of the Southeastern United States: New Prevention Tools Available to Protect Patients (9.5.23)

CDC Health Advisory

Severe Vibrio vulnificus Infections in the United States Associated with Warming Coastal Waters (9.1.23)

CDC Health Update

Important Updates on Locally Acquired Malaria Cases Identified in Florida, Texas, and Maryland (8.28.23)

CDC Health Advisory

Wildfire Smoke Exposure Poses Threat to At-Risk Populations (6.30.23)

CDC Health Advisory

Locally Acquired Malaria Cases Identified in the United States (6.26.23)

CDC Health Advisory

Guidance on Measles during the Summer Travel Season (6.21.23)

CDC Health Alert

Important Updates on Outbreak of Fungal Meningitis in U.S. Patients Who Underwent Surgical Procedures under Epidural Anesthesia in Matamoros, Mexico (6.1.23)

CDC Health Advisory

Outbreak of Suspected Fungal Meningitis in U.S. Patients who Underwent Surgical Procedures under Epidural Anesthesia in Matamoros, Mexico (5.17.23)

CDC Health Update

Potential Risk for New Mpox Cases (5.15.23)

Health Alert

Xylazine Involved Fatal Drug Overdoses in MO 2019-2022 (5.11.23)

CDC Health Advisory

Marburg Virus Disease Outbreaks in Equatorial Guinea and Tanzania (4.6.23)

CDC Health Advisory

Measles Exposure at a Large Gathering in Kentucky, February 2023 and Global Measles Outbreaks (3.3.23)

CDC Health Advisory

Increased Chikungunya Virus Activity in Paraguay and Associated Risk to Travelers (3.2.23)

CDC Health Advisory

Increase in Extensively Drug-Resistant Shigellosis in the United States (2.24.23)

CDC Health Advisory

Outbreak of Extensively Drug-resistant Pseudomonas aeruginosa Associated with Artificial Tears (2.1.23)

2022

CDC Health Advisory

Increase in Pediatric Invasive Group A Streptococcal Infections (12.22.22)

CDC Health Update

Important Updates on COVID-19 Therapeutics for Treatment and Prevention (12.20.22)

CDC Health Advisory

Interim Guidance for Clinicians to Prioritize Antiviral Treatment of Influenza in the Setting of Reduced Availability of Oseltamivir (12.14.22)

CDC Health Update

Update on Managing Monkeypox in Patients Receiving Therapeutics (11.1.22)

CDC Health Update

Update on Ebola Virus Disease (Sudan ebolavirus) Outbreak in Central Uganda (11.7.22)

CDC Health Advisory

Increased Respiratory Virus Activity, Especially Among Children, Early in the 2022-2023 Fall and Winter (11.4.22)

Health Advisory

Increased Respiratory Syncytial Virus (RSV) Activity in Missouri (11.1.22)

CDC Health Advisory

Outbreak of Ebola virus disease (Sudan ebolavirus) in Central Uganda (10.6.22)

CDC Health Advisory

Severe Manifestations of Monkeypox among People who are Immunocompromised Due to HIV or Other Conditions (9.29.22)

CDC Health Advisory

Severe Respiratory Illnesses Associated with Rhinoviruses and/or Enteroviruses Including EV-D68 – Multistate, 2022 (9.9.22)

Health Update

Update for Clinicians on Missouri Monkeypox Vaccination Plans Outbreak Response Status (9.4.22)

CDC Health Advisory

Variant Influenza Virus Infections: Recommendations for Identification, Treatment, and Prevention for Summer and Fall 2022 (8.30.22)

CDC Health Update

CDC HAN 472 Update for Clinicians on Monkeypox in People with HIV (7.29.22)

CDC Health Update

Update for Clinicians on Testing and Treatment for Monkeypox (7.29.22)

CDC Health Advisory

Melioidosis Locally Endemic in Areas of the Mississippi Gulf Coast after Burkholderia pseudomallei Isolated in Soil and Water and Linked to Two Cases – Mississippi, 2020 and 2022 (7.27.22)

Health Advisory

Recent Reports of Human Parechovirus (PeV) in the United States, 2022 (7.13.22)

Health Update

Update 1: Sustained Increase in Syphilis Cases in Missouri (6.15.22)

Health Alert

Increased Incidence of Congenital Syphilis and Syphilis Among Missouri Women of Childbearing Age (6.15.22)

CDC Health Update

Updated Case-finding Guidance: Monkeypox Outbreak—United States, 2022 (6.14.22)

CDC Health Advisory

COVID-19 Rebound After Paxlovid Treatment (5.24.22)

CDC Health Advisory

Monkeypox Virus Infection in the United States and Other Non-endemic Countries—2022 (5.20.22)

CDC Health Update

Updated Recommendations for Adenovirus Testing and Reporting of Children with Acute Hepatitis of Unknown Etiology (5.11.22)

CDC Health Advisory

Highly Pathogenic Avian Influenza A(H5N1) Virus: Recommendations for Human Health Investigations and Response (4.29.22)

CDC Health Advisory

Updated Information on Availability and Use of Treatments for Outpatients with Mild to Moderate COVID-19 Who are at Increased Risk for Severe Outcomes of COVID-19 (4.25.22)

CDC Health Advisory

Recommendations for Adenovirus Testing and Reporting of Children with Acute Hepatitis of Unknown Etiology (4.21.22)

Health Update

Update: Reporting COVID-19 Cases and SARS-CoV-2 Test Results (4.6.22)