Ketotifen Side Effects
Please note - some side effects for Ketotifen may not be reported. Always consult your doctor or healthcare specialist for medical advice. You may also report side effects to the FDA at http://www.fda.gov/medwatch/ or 1-800-FDA-1088 (1-800-332-1088).
Side Effects of Ketotifen - for the Consumer
Ketotifen Drops
All medicines may cause side effects, but many people have no, or minor, side effects. Check with your doctor if any of these most COMMON side effects persist or become bothersome when using Ketotifen Drops:
Seek medical attention right away if any of these SEVERE side effects occur when using Ketotifen Drops:Burning; dry eyes; eye discharge; eyelid disorder; flu-like syndrome; headache; infection of the mucous membrane around the eye; inflammation of the cornea; itching; nasal congestion; red eyes; runny nose; sensitivity to light; sore throat; stinging; tearing.
TopSevere allergic reactions (rash; hives; itching; difficulty breathing; tightness in the chest; swelling of the mouth, face, lips, or tongue); eye pain or swelling; trouble breathing.
Side Effects by Body System
Ocular
Ocular side effects have included conjunctival congestion (10% to 25%). There was a significant underlying incidence of conjunctival congestion among treated patients and a causal relationship with use of ketotifen has not been established. Other ocular side effects have included burning or stinging, conjunctivitis, ocular discharge, dry eyes, eyelid disorder, eye pain, itching, keratitis, lacrimation disorder, mydriasis, photophobia, and local rash (< 5%).
Ketotifen instillation was associated with mild to moderate burning or stinging in 98% of patients (n=35) in one trial.
Nervous system
Nervous system side effects including headache have been reported in up to 25% of patients. However, there has been no distinction between headache due to underlying disease and use of the drug such that a causal relationship has been questioned. Headaches associated with the use of this product have generally been mild.
Respiratory
Respiratory side effects have included rhinitis (25%). Other respiratory side effects have included pharyngitis (5%).
General
General side effects have included flu syndrome (5%).
TopDisclaimer: Every effort has been made to ensure that the information provided is accurate, up-to-date, and complete, but no guarantee is made to that effect. In addition, the drug information contained herein may be time sensitive and should not be utilized as a reference resource beyond the date hereof. This information does not endorse drugs, diagnose patients, or recommend therapy. This drug information is a reference resource designed as supplement to, and not a substitute for, the expertise, skill , knowledge, and judgement of healthcare practitioners in patient care. The absence of a warning for a given drug or drug combination in no way should be construed to indicate that the drug of drug combination is safe, effective, or appropriate for any given patient. Drugs.com does not assume any responsibility for any aspect of healthcare administered with the aid of information provided. The information contained herein is not intended to cover all possible uses, directions, precautions, warnings, drug interactions, allergic reactions, or adverse effects. If you have questions about the drugs you are taking, check with your doctor, nurse, or pharmacist.
