Some manufacturers also offer children's nasal sprays that can be used starting at age 2, such as Children's Flonase Sensimist. Depending on which method of medication you decide to use, they each ...

The two medications also differ when it comes to who they are approved for. While Astepro Allergy should not be used by children younger than 6, children as young as 4 can use Flonase nasal spray.