Fact Checks/Health & medicine/ReviewThe claim"Sinusitis spray" is an “all-natural” nasal spray guaranteed to cure sinusitis and rhinitis within seven to 14 days. It is FDA-approved.RatingFakeReviewed by Vera Files ↗ · January 27, 2023Original fact check ↗Search related fact checks →Use this record in your application ↗Report a correction ↗