CDC Health Advisories
- CDC Health Advisory: Expanding Measles Outbreak in the United States and Guidance for the Upcoming Travel Season
April 8, 2025 - Mpox Caused by Human-to-Human Transmission of Monkeypox Virus in the Democratic Republic of the Congo with Spread to Neighboring Countries
August 7, 2024 - Disruptions in Availability of Becton Dickinson (BD) BACTECTM Blood Culture Bottles
July 23, 2024 - Severe and Fatal Confirmed Rocky Mountain Spotted Fever among People with Recent Travel to Tecate, Mexico
December 8, 2023 - Mpox Caused by Human-to-Human Transmission of Monkeypox Virus with Geographic Spread in the Democratic Republic of the Congo
December 7, 2023 - High Blood Lead Levels in Children Consuming Recalled Cinnamon Applesauce Pouches
November 13, 2023 - 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
October 23, 2023 - Increased Respiratory Syncytial Virus (RSV) Activity in Parts of the Southeastern United States: New Prevention Tools Available to Protect Patients
September 5, 2023 - Severe Vibrio Vulnificus Infections in the United States Associated with Warming Coastal Waters
September 1, 2023 - Important Updates on Locally Acquired Malaria Cases Identified in Florida, Texas, and Maryland
August 28, 2023 - Wildfire Smoke Exposure Poses Threat to At-Risk Populations
June 30, 2023 - Locally Acquired Malaria Cases Identified in the United States
June 27, 2023 - Guidance on Measles during the Summer Travel Season
June 21, 2023 - Important Updates on Outbreak of Fungal Meningitis in U.S. Patients Who Underwent Surgical Procedures under Epidural Anesthesia in Matamoros, Mexico.
June 2, 2023 - Outbreak of Suspected Fungal Meningitis in U.S. Patients who Underwent Surgical Procedures under Epidural Anesthesia in Matamoros, Mexico
May 17, 2023 - Potential Risk for New Mpox Cases
May 15, 2023 - Marburg Virus Disease Outbreaks in Equatorial Guinea and Tanzania
April 6, 2023 - Measles Exposure at a Large Gathering in Kentucky, February 2023 and Global Measles Outbreaks
March 3, 2023 - Increase in Extensively Drug-Resistant Shigellosis in the United States
February 24, 2023 - Outbreak of Extensively Drug–resistant Pseudomonas aeruginosa Associated with Artificial Tears
February 2, 2023 - Increase in Pediatric Invasive Group A Streptococcal Infections
December 27, 2022 - Important Updates on COVID-19 Therapeutics for Treatment and Prevention
December 20, 2022 - Interim Guidance for Clinicians to Prioritize Antiviral Treatment of Influenza in the Setting of Reduced Availability of Oseltamivir
December 15, 2022 - Update on Managing Monkeypox in Patients Receiving Therapeutics
November 18, 2022 - Update on Ebola Virus Disease (Sudan ebolavirus) Outbreak in Central Uganda
November 7, 2022 - Increased Respiratory Virus Activity, Especially Among Children, Early in the 2022-2023 Fall and Winter
November 4, 2022 - Outbreaks of Nontuberculous Mycobacteria Infections Highlight Importance of Maintaining and Monitoring Dental Waterlines
October 31, 2022 - Severe Manifestations of Monkeypox among People who are Immunocompromised Due to HIV or Other Conditions
September 29, 2022 - Severe Respiratory Illnesses Associated with Rhinoviruses and/or Enteroviruses Including EV-D68
September 9, 2022 - Variant Influenza Virus Infections: Recommendations for Identification, Treatment, and Prevention for Summer and Fall 2022
August 30, 2022 - Update for Clinicians on Monkeypox in People with HIV, Children and Adolescents, and People who are Pregnant or Breastfeeding
July 30, 2022 - 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
July 27, 2022 - Recent Reports of Human Parechovirus (PeV) in the United States—2022
July 12, 2022 - Updated Case-finding Guidance: Monkeypox Outbreak—United States, 2022
June 14, 2022 - COVID-19 Rebound After Paxlovid Treatment
May 24, 2022 - Monkeypox Virus Infection in the United States and Other Non-endemic Countries—2022
May 20, 2022 - Highly Pathogenic Avian Influenza A(H5N1) Virus: Recommendations for Human Health Investigations and Response
April 29, 2022 - Using Therapeutics to Prevent and Treat COVID-19
December 31, 2021 (please note: the links within this document are not currently working) - Rapid Increase of Omicron Variant Infections in the United States: Management of Healthcare Personnel with SARS-CoV-2 Infection or Exposure
December 24, 2021 - Update: Expansion of Recall of LeadCare Blood Lead Tests Due to Risk of Falsely Low Results
November 5, 2021 - Source Identified and Case Definition Established: Multistate Investigation of Non-travel Associated Burkholderia pseudomallei Infections (Melioidosis) in Four Patients: Georgia, Kansas, Minnesota, and Texas – 2021
November 3, 2021 - Expansion of Recall of LeadCare® Blood Lead Tests Due to Risk of Falsely Low Results
October 14, 2021 - Guidance for Clinicians Caring for Individuals Recently Evacuated from Afghanistan
September 20, 2021 - Increases in Availability of Cannabis Products Containing Delta-8 THC and Reported Cases of Adverse Events
September 14, 2021 - Hurricane Ida — Clinical Guidance for Carbon Monoxide (CO) Poisoning
August 30, 2021 - Rapid Increase in Ivermectin Prescriptions and Reports of Severe Illness Associated with Use of Products Containing Ivermectin to Prevent or Treat COVID-19
August 26, 2021 - Potential Exposure to Person with Confirmed Human Monkeypox Infection — United States, 2021
July 19, 2021 - Recall of LeadCare® Blood Lead Tests Due to Risk of Falsely Low Results
July 6, 2021 - Increased Interseasonal Respiratory Syncytial Virus (RSV) Activity in Parts of the Southern United States
June 10, 2021 - Extensively Drug-Resistant Salmonella Typhi Infections Among U.S. Residents Without International Travel
February 12, 2021 - Recent HIV Clusters and Outbreaks Across the United States Among People Who Inject Drugs and Considerations During the COVID-19 Pandemic
October 06, 2020 - CDC Health Advisory: Serious Adverse Health Events Associated with Methanol-based Hand Sanitizers
July 06, 2020 - CDC Health Advisory: Detection of Ciprofloxacin-resistant, β-lactamase-producing Neisseria meningitidis Serogroup Y Isolates, United States, 2019–2020
June 18, 2020 - CDC Health Update: Information and Guidance about Global Travel on Cruise Ships, Including River Cruises, due to Coronavirus Disease 2019 (COVID-19)
March 18, 2020 - CDC Health Update: Updated Guidance on Evaluating and Testing Persons for Coronavirus Disease 2019 (COVID-19)
March 08, 2020 - CDC Health Update: Update and Interim Guidance on Outbreak of Coronavirus Disease 2019 (COVID-19) and COVID-19 Hospital Preparedness Assessment Tool
February 28, 2020 - CDC Health Update: Update and Interim Guidance on Outbreak of 2019 Novel Coronavirus (2019-nCoV) and Flowchart to Identify and Assess 2019 Novel Coronavirus
February 03, 2020 - CDC Health Advisory: Novel Coronavirus Information Page
January 28, 2020 - Update and Interim Guidance on Outbreak of 2019 Novel Coronavirus (2019-nCoV) in Wuhan, China
January 21, 2020 - CDC Health Advisory: Elevated Influenza Activity: Influenza B/Victoria and A(H1N1)pdm09 Viruses are the Predominant Viruses
January 13, 2020 - CDC Health Advisory – Outbreak of Pneumonia of Unknown Etiology (PUE) in Wuhan, China
January 09, 2020 - CDC Health Advisory – Guidance for Using Rapid Diagnostic Tests for Ebola in the United States
December 16, 2019 - CDC Health Advisory – Severe Pulmonary Disease Associated with Use of E-cigarettes
August 30, 2019 - CDC Health Advisory – Nationwide Shortage of Tuberculin Skin Test Antigens: CDC Recommendations for Patient Care and Public Health Practice
June 06, 2019 - CDC Health Advisory – Influenza Season Continues with an Increase in Influenza A(H3N2) Activity
March 28, 2019 - CDC Health Update – Widespread Outbreaks of Hepatitis A among People Who Use Drugs and People Experiencing Homelessness across the United States
March 25, 2019 - CDC Health Advisory – Third Case of Rifampin/Penicillin-Resistant Strain of RB51 Brucella from Consuming Raw Milk
January 23, 2019 - CDC Health Advisory – Outbreak of Life-threatening Coagulopathy Associated with Synthetic Cannabinoids Use
December 10, 2018 - CDC Health Advisory — Hurricane Florence—Clinical Guidance for Carbon Monoxide (CO) Poisoning
September 17, 2018 - CDC Health Advisory — Advice to Clinicians about Leptospirosis in U.S. Travelers Returning from Northern Israel
September 07, 2018 - CDC HAN – Acute Flaccid Myelitis – CDC FAQ and HCP Job Aid
September 05, 2018 - Rising Numbers of Deaths Involving Fentanyl and Fentanyl Analogs, Including Carfentanil, and Increased Usage and Mixing with Non-opioids
July 12, 2018 - Outbreak of Hepatitis A Virus (HAV) Infections among Persons Who Use Drugs and Persons Experiencing Homelessness
June 11, 2018 - Update – CDC Recommendations for Managing and Reporting Shigella Infections with Possible Reduced Susceptibility to Ciprofloxacin
June 07, 2018 - Outbreak of Life-threatening Coagulopathy Associated with Synthetic Cannabinoids Use
May 25, 2018 - Seasonal Influenza A(H3N2) Activity and Antiviral Treatment of Patients with Influenza
December 27, 2017
Updated on: April 8, 2025