Children's Flonase Children's Flonase® provides your kids with 24-hour relief from their nasal- and eye-related allergy symptoms, making allergies a small part of their big world. Chat with us on Facebook Messenger. Learn what's trending across POPSUGAR. SHARE THIS PAGE: Get Alerts about Children's Flonase By signing up, I agree to the Terms and to receive emails from POPSUGAR. Never Miss a Story! SWEET! You’re all signed up.