Amid Modern’s ongoing efforts to safeguard children's health against COVID-19, they are reaching out to all customers to clarify the dosage and administration instructions for the COVID-19 Vaccine (2023-2024 Formula) authorized for ages 6 months through 11 years of age. Moderna‘s COVID-19 Vaccine (2023-2024 Formula) for ages 6 months through 11 years is supplied in single dose vials. A single dose for this age group is 0.25 mL. The single dose vials contain notably more than 0.25 mL of vaccine. Only a single 0.25 mL dose should be withdrawn from the vial. Discard the vial and excess volume after extracting a single dose.

To further support HCP education on our pediatric vials, please see the resources referenced below to all relevant constituents:

• “Dear HCP Letter” attached provides a thorough explanation of the dosing and administration guidance for our pediatric vials

• Training Video provides a step-by-step guide for accurately drawing and administering the pediatric COVID-19 vaccine from our vials, ensuring each child receives the proper dose.