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Alocril Side Effects

Generic name: nedocromil ophthalmic

Medically reviewed by Last updated on Dec 14, 2022.

Note: This document contains side effect information about nedocromil ophthalmic. Some dosage forms listed on this page may not apply to the brand name Alocril.

Applies to nedocromil ophthalmic: ophthalmic solution.

Other side effects of Alocril

Some side effects of nedocromil ophthalmic (the active ingredient contained in Alocril) 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

  • Blurred vision
  • change in color vision
  • cough
  • difficulty breathing
  • noisy breathing
  • shortness of breath, tightness in chest, or wheezing
  • difficulty seeing at night
  • dry or itching eyes
  • headache
  • increased sensitivity of eyes to sunlight
  • redness, pain, or swelling of eye, eyelid, or inner lining of the eye
  • runny or stuffy nose
  • sneezing
  • stinging, irritation or burning of your eyes
  • unpleasant taste
  • unusual watering of eyes or discharge

For Healthcare Professionals

Applies to nedocromil ophthalmic: ophthalmic solution.


The most frequently reported side effect was headache.[Ref]

Nervous system

Very common (10% or more): Headache (up to 40%), unpleasant taste (10% to 30%)

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


Very common (10% or more): Ocular burning (10% to 30%), ocular irritation (10% to 30%), ocular stinging (10% to 30%)

Common (1% to 10%): Conjunctivitis, photophobia, eye redness, eye soreness[Ref]


Very common (10% or more): Nasal congestion (10% to 30%)

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


1. "Product Information. Alocril (nedocromil ophthalmic)." Allergan Inc (2001):

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