TDAP Booster for 7th Graders View Oklahoma State Department of Health school immunization requirements for 2026-2027: https://oklahoma.gov/health/backtoschool.html?gad_source=1&gad_campaignid=23904368584&gbraid=0AAAAA9uJj6hfHNsTr_-LqEeKcVpY1Zs3k&gclid=CjwKCAjw6rfSBhAqEiwA_yocpvcw-sen82lOKNt7PNB8SBCVLYWJw3kjxbSqiEYrsIIuvnm9VbCL_hoCBSsQAvD_BwE Published July 8, 2026 Print
