Will nasal irrigation actually help treat symptoms of non allergic rhinitis? Posted on: January 1, 2019 0 Vote Up Vote Down Ask A Doctor Staff asked 5 years ago Will nasal irrigation actually help treat symptoms of non allergic rhinitis? 1 Answers 0 Vote Up Vote Down Ask A Doctor Staff answered 5 years ago It will help reduce all symptom related to excess mucus,runny nose and post nasal drip. Please login or Register to submit your answer Username or Email Address Password Remember Me