Question: how many times a day can you use fess nasal spray?
Answer: Because FESS Nasal Spray is non-medicated, it can be used as often as necessary. Adults: 2-6 sprays per nostril. Children: 2-3 sprays per nostril or use Children's FESS. Newborns/babies – Use FESS Little Noses Saline Nose Drops or Spray.