In 2024, The World Health Organization (WHO) and the Centers for Disease Control (CDC) transitioned all influenza vaccines from quadrivalent to trivalent. This remains unchanged for the 2025-2026 season.
PCA contracts with Sanofi and Seqirus, both of which have multiple influenza vaccinations. This allows our members to choose the one(s) that are best for their patients’ needs. See below for prescribing information, as well as billing and coding guides for these vaccines.

