Immunization Requirements
Provisional Enrollment
Other Related Resources
Harris Health System's TroubleShooters
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Parents may call to verify schedule and availability of vaccine.
Harris Health System's TroubleShooters
713-873-TOTS
713-873-8687- Press 1 for information;
- press 4 to leave a message.
Immunization Helpline
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Texas Children's Hospital operates an Immunization Helpline which parents can call to obtain information about free or low cost immunizations for children. The Helpline, available by calling 832-824-2061, is a 24/7 interactive phone system in English, Spanish and Vietnamese.