Prescription vs.OTC: Prescription by Doctor required

Ketotifen, a first-generation non-competitive H1-antihistamine as well as mast cell stabilizer, is available in two forms. Firstly, the ophthalmic form is used for treating allergic conjunctivitis and secondly, the oral form is used to prevent anaphylaxis or asthma attacks, as well as different mast cell or allergic type health problems.

The ophthalmic form of Ketotifen relieves and prevents most seasonal allergies such as irritation or itchiness of eyes and starts working within a few minutes of usage. The effects of this drug have not yet been studied on children under three. Apart from its anti-histaminic activity, it acts as a leukotriene antagonist and also as a phoshodiesterase inhibitor.

Oral Ketotifen finds its use in the treatment of allergic problems like asthma, allergic conjunctivitis, chronic urticaria, exercise induced urticaria, allergic rhinitis, atopic dermatitis, cholinergic urticaria, cold induced urticaria and others. Recommended dosage of Ketotifen is 1mg twice daily for adults as well as for older children.

Common side effects of using Ketotifen are increased nasal bleeding, irritation, gain in weight, dry mouth, and headache. However very serious side effects due to the usage of this drug are not observed.

Information given here is based on the salt content of the medicine. Uses and effects of the medicine may vary from person to person. It is advisable to consult a Allergist/Immunologist before using this medicine.
  • Is It safe with alcohol?

    Interaction with alcohol is unknown. Please consult your doctor.
  • Are there any pregnancy warnings?

    Asthafen 1mg tablet may be unsafe to use during pregnancy.
    Animal studies have shown adverse effects on the foetus, however, there are limited human studies. The benefits from use in pregnant women may be acceptable despite the risk. Please consult your doctor.
  • Are there any breast-feeding warnings?

    Unknown. Human and animal studies are not available. Please consult your doctor.
  • Does this affect kidney function?

    There is no data available. Please consult doctor before consuming the drug.
  • Does this affect liver function?

    There is no data available. Please consult doctor before consuming the drug.

Below is the list of medicines, which contains Ketotifen as ingredient

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This medication falls under the category of an antihistamine drug that prevents the natural substance called histamine and also stabilizes mast cells which are responsible for allergic reactions. It can be used for ophthalmic purposes like conjunctivitis and in oral form for treating asthma or anaphylaxis.

Whenever you take more than one medicine, or mix it with certain foods or beverages, you"re at risk of a drug interaction.

  • Interaction with Medicine

    Confirmin 500Mg Tablet

    Metasens -500 Tablet

Disclaimer: The information produced here is best of our knowledge and experience and we have tried our best to make it as accurate and up-to-date as possible, but we would like to request that it should not be treated as a substitute for professional advice, diagnosis or treatment.

Lybrate is a medium to provide our audience with the common information on medicines and does not guarantee its accuracy or exhaustiveness. Even if there is no mention of a warning for any drug or combination, it never means that we are claiming that the drug or combination is safe for consumption without any proper consultation with an expert.

Lybrate does not take responsibility for any aspect of medicines or treatments. If you have any doubts about your medication, we strongly recommend you to see a doctor immediately.

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Content Details
Written By
PhD (Pharmacology) Pursuing, M.Pharma (Pharmacology), B.Pharma - Certificate in Nutrition and Child Care
Reviewed By
MBBS, Master in Healthcare Administration, Diploma in Occupational Health
General Physician
Table of Content
About Ketotifen
What are the uses of Ketotifen
What are the side effects of Ketotifen ?
Key highlights of Ketotifen
Medicines containing Ketotifen
How does this medication work?
What are the interactions of Ketotifen ?