… visit vaccines.gov , text your ZIP code to 438829, or call 1-800-232-0233. COVID-19 Vaccination for Special Populations … Those vaccinated under a routine schedule should receive 2 doses of any 2024-2025 COVID-19 vaccine separated by 6 … vaccinated with multidose initial series should receive 2 age-appropriate doses of 2024-2025 COVID-19 vaccine 6 …