Click one of the links below to view current immunization requirements and medication information. 18 & Under Immunization Schedule Pre-K Immunization Requirements (English & Spanish) K-12 Immunization Requirements (English & Spanish) Immunization Exemption Information Medication Form - English | Spanish Permit for Possession and Self-Admin of Medication - English | Spanish Visit the Brazoria County Health Department website for more information on how to schedule your immunization appointment.