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Azelastine ophthalmic Side Effects

Medically reviewed by Last updated on Oct 30, 2022.

Applies to azelastine ophthalmic: ophthalmic solution.

Serious side effects

Along with its needed effects, azelastine ophthalmic may cause some unwanted effects. Although not all of these side effects may occur, if they do occur they may need medical attention.

Check with your doctor immediately if any of the following side effects occur while taking azelastine ophthalmic:

Less common

  • Cough
  • difficulty breathing
  • noisy breathing
  • shortness of breath
  • tightness in chest
  • wheezing

Other side effects

Some side effects of azelastine ophthalmic may occur that usually do not need medical attention. These side effects may go away during treatment as your body adjusts to the medicine. Also, your health care professional may be able to tell you about ways to prevent or reduce some of these side effects.

Check with your health care professional if any of the following side effects continue or are bothersome or if you have any questions about them:

More common

  • Bitter taste in mouth
  • headaches
  • temporary eye burning or stinging

Less common

  • Burning, dry or itching eyes
  • blurred vision, temporary
  • chills
  • diarrhea
  • eye discharge or excessive tearing
  • fever
  • general feeling of discomfort or illness
  • hoarseness or other voice changes
  • itching skin
  • joint pain
  • loss of appetite
  • muscle aches and pains
  • nausea
  • redness, pain, swelling of eye, eyelid, or inner lining of eyelid
  • runny nose
  • shivering
  • sneezing
  • sore throat
  • stuffy nose
  • sweating
  • tender, swollen glands in neck
  • trouble in swallowing
  • trouble sleeping
  • unusual tiredness or weakness
  • vomiting

For Healthcare Professionals

Applies to azelastine ophthalmic: ophthalmic solution.


Very common (10% or more): Burning/stinging (up to 30%)

Common (1% to 10%): Irritation, conjunctivitis, pain

Uncommon (0.1% to 1%): Temporary blurring[Ref]


The most common side effect reported was eye irritation such as burning/stinging.[Ref]


Common (1% to 10%): Asthma, dyspnea, pharyngitis, rhinitis[Ref]


Common (1% to 10%): Pruritus[Ref]


Common (1% to 10%): fatigue[Ref]


Common (1% to 10%): Pruritus

Very rare (less than 0.01%): Rash[Ref]


Common (1% to 10%): Influenza-like symptoms[Ref]

Nervous system

Very common (10% or more): Headaches (15%)

Common (1% to 10%): Bitter taste[Ref]


1. "Product Information. Optivar (azelastine ophthalmic)." Muro Pharmaceuticals Inc (2001):

2. Cerner Multum, Inc. "UK Summary of Product Characteristics." O 0

3. Cerner Multum, Inc. "Australian Product Information." O 0

Further information

Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.

Some side effects may not be reported. You may report them to the FDA.