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Documents

Health alerts, advisories, and updates

First United States Clade I Mpox Case Diagnosed in California November 22, 2024

Update
Flu, COVID-19 and RSV Vaccination 2024–25 October 10, 2024

Update
Updated Recommendations for Prescribing Doxycycline Post-Exposure Prophylaxis (Doxy-PEP) September 12, 2024

Update
Outbreak of Clade I Mpox in Central and East Africa August 21, 2024

Update
Penicillin G Benzathine (Bicillin L-A®) Shortage Resolving and Reports of Rare, Difficult to Treat Dermatophyte Infections June 26, 2024

Update
COVID-19 Prevention May 7, 2024

Update
Discontinuation of Ciprofloxacin as Post-Exposure Prophylaxis for Invasive Meningococcal Disease January 23, 2024

Advisory
Respiratory Syncytial Virus (RSV) Vaccination November 9, 2023

Advisory
Updated 2023–24 COVID-19 Vaccine October 26, 2023

Advisory
Seasonal Influenza Vaccination Update 2023–24 September 8, 2023

Update
Penicillin G Benzathine (Bicillin L-A) Shortage (Updated) August 31, 2023

Advisory
Increase in Mpox Cases Among SF Residents August 30, 2023

Advisory
Penicillin G Benzathine (Bicillin L-A) Shortage May 18, 2023

Advisory
COVID-19 Vaccination, Hepatitis B Screening, Mpox Vaccination May 12, 2023

Update
CDC Health Advisory: Increase in Extensively Drug-Resistant Shigellosis in the United States March 6, 2023

Advisory
Xylazine Identified in Overdose Decedents February 16, 2023

Alert
CDPH Health Advisory: Lower Barriers to Prescribing COVID-19 Therapeutics to Mitigate Impact of COVID-19 December 21, 2022

Advisory
Expanded Mpox Vaccination Recommendations December 9, 2022

Update
Influenza and Respiratory Virus Season 2022–23 November 23, 2022

Advisory
Doxycycline Post-Exposure Prophylaxis Reduces Incidence of Sexually Transmitted Infections October 20, 2022

Update

(Retired on September 12, 2024. See new health update.)
MPX Vaccine Eligibility Expansion and Recommendations for MPX Clinical Diagnosis October 12, 2022

Advisory
Seasonal Influenza Vaccination 2022-23 September 28, 2022

Update
Bivalent COVID-19 Vaccine Boosters September 8, 2022

Update
Polio Vaccination September 1, 2022

Advisory
Intradermal Vaccination with JYNNEOS; Rationale, Policy, and Implementation August 18, 2022

Advisory
Monkeypox August 10, 2022

Update
CDC Health Advisory: Parechovirus (PeV) Infections in Neonates and Young Infants July 25, 2022

Advisory
Update on Monkeypox Reporting, Testing, Vaccination, and Treatment July 15, 2022

Advisory
CDPH Healthcare Provider Health Advisory: Managing Monkeypox Virus Infection in California, Updated June 23, 2022 July 8, 2022

Advisory
Current Status for Monkeypox Vaccine June 30, 2022

Update
Monkeypox Cases in San Francisco June 14, 2022

Advisory
Monkeypox Virus Infection in the United States and Other Non-endemic Countries May 27, 2022

Advisory
Monkeypox Infections in US Residents Without Travel to Endemic Areas May 24, 2022

Advisory
CDPH Advisory: Monkeypox Virus Infection in the United States and Other Non-endemic Countries – Enhancing Surveillance in California as of May 20, 2022 May 23, 2022

Advisory
CDPH VRDL Orthopox Virus Laboratory Testing Guidance May 23, 2022

Advisory
CDC Health Advisory: Monkeypox Virus Infection in the United States and Other Non-endemic Countries—2022 May 20, 2022

Advisory
CDPH Health Advisory: Seasonal Influenza Activity is Increasing in California May 19, 2022

Advisory
Outbreak of Meningococcal Disease in Florida Involving Men Who Have Sex with Men-Recommendations for San Francisco May 18, 2022

Advisory
Improved Supply and Accessibility of Outpatient COVID-19 Therapeutics May 17, 2022

Update
CDC Immunization Schedule Updates, Hepatitis B and C Screening of Adults, and FDA Update to Janssen COVID-19 Vaccine Authorization May 9, 2022

Advisory
CDPH Health Advisory: Acute Hepatitis of Unknown Etiology in Children April 26, 2022

Advisory
2nd Boosters of COVID-19 Vaccine April 5, 2022

Update
Overdoses Among Persons Unintentionally Exposed to Fentanyl While Using Cocaine March 17, 2022

Alert
COVID-19 Vaccine Booster Dose Update January 13, 2022

Update
Authorization of Paxlovid and Molnupiravir for Oral Treatment of Mild-to-Moderate COVID-19 January 10, 2022

Advisory

About health alerts

The San Francisco Department of Public Health sends out health alerts, advisories, and updates regarding communicable disease outbreaks, immunization updates, and emerging infectious diseases to San Francisco clinicians.

Urgency level categories

Alert: Conveys the highest level of importance; warrants immediate action or attention.

Advisory: Provides important information for specific incident or situation; may not require immediate action.

Update: Provides updated information regarding an incident or situation; unlikely to require immediate action.

 

The short URL for this page is sf.gov/healthalerts.

Departments

Disease Prevention and Control
Department of Public Health