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Side Effects of Azelastine

Azelastineis a prescription antihistamine. The nasal spray form is used to relievesymptoms of nasal allergy such as a runny nose, sneezing, itchy nose andpost-nasal drip due to conditions like:

  • Seasonal allergies
  • Perennial allergicrhinitis like sneezing and nasal pruritis and rhinorrhea among adults andchildren
  • Vasomotor rhinitis amongadults and children

Azelastineeye drop is prescribed for the treatment of seasonal and perennial allergicconjunctivitis. Azelastine is a potent second-generation selective histamineantagonist. It is used as first-line therapy of mild recurrent, moderate/severe recurrent, and mild persistent allergic rhinitis.  It works by blocking the natural substancesknown as histamines responsible for the allergic symptoms.

How to use Azelastine?

Azelastinecomes in a nasal spray that is sprayed in each nostril one to two times a day. Usethe medication exactly as directed. Do not use more than what is prescribed orlonger than the prescribed duration. The number of sprays you take each day isbased on the following:

  • Your age
  • Your weight
  • How severe is your allergy
  • You other medicalcondition
  • How you react to the firstdose

SeasonalAllergic Rhinitis

Therecommended dose is 1 to 2 sprays per nostril for adults and adolescentspatients. For children 5 to 11 years of age, the recommended dose is one sprayper nostril a day. For children 2 to 5 years of age, the dose is one spray pernostril each day. Azelastine is not recommended for children 2 years of age andyounger.


Adultpatients 12 years of age and older with vasomotor rhinitis should spray twotimes per nostril a day.

What are the side effects of Azelastine?

Commonside effects are:

  • Cough
  • Fever
  • Sneezing
  • Headache
  • Nosebleed
  • Skin rash
  • Sore throat
  • Drowsiness
  • Bitter taste in the mouth
  • Vomiting

Seriousside effects are:

  • Severe allergic reaction
  • Trouble breathing
  • Nasal burning
  • Weight increase
  • Severe dizziness

Important Information

  • Avoid alcoholic beverages.Azelastine can cause severe dizziness when it interacts with alcohol.
  • This medication shouldonly be used in pregnancy when clearly needed.
  • For a missed dose, use itas soon as you remember. Do not double up your dose for the missed one.
  • When spraying, keep itaway from your eyes. This medicine can cause eye irritation if it gets intoyour eyes.
  • If in case of unwantedside effects, contact your doctor right away.
  • Do not use this medicationif you are allergic to it.