No content provided for article titled "What New Warning Did the FDA Call for on Flu Shots?" does not contain facts about the new FDA warning on the flu shot. The available search results describe changes in influenza vaccines for the 2025/2026 season, such as a switch to trivalent vaccines without the B/Yamagata line as recommended by WHO and EMA[3][5]. The FDA has announced that it will release recommendations to manufacturers in time for this season, despite the canceled VRBPAC meeting[1]. Vaccines such as Efluelda are intended for persons over 60 years of age, with payment from September 1, 2025 in the amount of CZK 327.71 per dose, for seniors over 65 years of age CZK 1036.85[8]. Vaccination is recommended from October to November to achieve protection throughout the season[6]. Pharmacists will start vaccinating adults against influenza in pharmacies from October 2026[7].