Overview
- Peru’s Health Ministry reported four new A H3N2 cases for a total of six and stated the country is not facing a pandemic scenario.
- Authorities in Peru said influenza vaccination remains available for risk groups and noted an estimated 70% protection against A H3N2.
- Mexico’s Health Secretariat said the subclade does not currently warrant concern and is urging people to get the seasonal shot included in the national winter campaign running through April 3, 2026.
- Experts in Argentina warned of vaccine stock problems and a roughly 50% drop in routine coverage, raising concerns about access to influenza doses despite ongoing surveillance.
- Public‑health guidance across reports stresses hand hygiene, ventilation, staying home when ill, and mask use for those with respiratory symptoms, as the H3N2 K subclade is described as more transmissible.