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Peru Declares National Epidemiological Alert for H3N2 Subclade K and Measles

Officials describe the move as preventive, with no H3N2 cases detected in Peru to date.

Overview

  • The Health Ministry issued Alert No. 008-2025 to reinforce surveillance, laboratory diagnostics, vaccination efforts, and risk communication across the country.
  • CDC Perú directed intensified screening for symptomatic travelers at airports and other entry points without restricting passenger or cargo movement.
  • Free seasonal influenza vaccination is available at primary health centers, prioritizing children under five, older adults, pregnant people, individuals with chronic conditions, and health workers.
  • Health Minister Luis Quiroz said a vaccine targeted to the H3N2 subclade K is expected to arrive between March and April 2026.
  • Regional and global health agencies note rapid H3N2 spread in the Northern Hemisphere, and specialists warn of higher transmissibility but do not consider the situation a new pandemic.