Zaditen (Ketotifen Fumarate) from Maple Leaf Medications.

Prescription Prescription Required
Formulation : Tablet
Drug Name Dosage Quantity Price Buy Now
Zaditen 1mg 100 $203.00 Add To Cart
Dosage: 1mg
Quantity: 100
Price: $203.00

( Affordable Generic Alternatives )

Buy Ketotifen Fumarate Ketotifen Fumarate

Prescription Prescription Required
Formulation : Tablet
Drug Name Dosage Quantity Price Buy Now
Ketotifen Fumarate 1mg 100 $39.00 Add To Cart
Ketotifen Fumarate
Dosage: 1mg
Quantity: 100
Price: $39.00

What is Zaditen used for? 

Zaditen, with the generic name ketotifen fumarate, is an oral medication used to treat mild allergic asthma. It can prevent and control asthma symptoms, such as wheezing, persistent coughing, and difficulty breathing. It is also prescribed for allergic rhinitis.

This is available in Zaditen 1mg tablets.

How does Zaditen work? 

This non-competitive histamine antagonist and mast cell stabilizer works mainly by blocking allergic responses and reducing swelling, particularly in the airways. It specifically hampers the effects of the H1 histamine receptor, subsequently alleviating pulmonary inflammation.

How to take Zaditen? 

To initiate, read the medication/drug guide or information leaflet that comes with this product. Do not take any oral medicine if you have not yet fully understood the drug information and instructions in the guide provided. In case you need more medical advice or have questions on how to take this medication properly, you may ask your doctor or pharmacist.

Take the tablet orally. This is usually prescribed twice daily or as directed by the doctor. You may take it with a meal or on an empty stomach. Swallow the entire tablet and drink a glass of water right after. Avoid chewing, crushing, or splitting the tablets.

Remember to use this medication exactly as prescribed. Do not alter your doses or frequency as it is based on your overall medical condition and response to the medication. Keep taking this drug regularly until the doctor prescribes it.

Side Effects of Zaditen 






-Dry mouth 

-Trouble sleeping 

-Increased appetite 

Most of the adverse effects caused by this prescription medication will disappear within a few days. Should the adverse reactions not improve or become worse, you should hold this oral drug and seek medical attention. You must report severe side effects, including: 

-Severe abdominal pain 

-Skin blisters 

-Bloody urine 

-dark urine 



-Loss of consciousness 

-Frequent urination 

-Increased thirst 



This is not a complete or full list of Zaditen side effects.

Precautions when using Zaditen 

Before you begin using this oral prescription drug, you must disclose your full medical history to your physician, including cardiovascular diseases, liver disease, and mental or mood disorders. Certain diseases or disorders may significantly affect how your body will respond to the medication. Moreover, you should discuss all prescription drugs, nonprescription drugs, supplements, and herbal products you are taking because of possible drug interactions.

Watch out for any allergic reactions while on this treatment. Avoid using this prescription drug if you have a known allergy to ketotifen or any inactive ingredients the oral tablet may contain. Discontinue the medication and alert your local medical emergency line once you experience signs of severe hypersensitivities, such as breathing difficulty, severe dizziness, swelling of the face and neck, hives/itchiness, and skin rashes.

This allergy medication’s adverse effects are dizziness, lightheadedness, and drowsiness. Limit or avoid alcoholic beverages or substances that could worsen these side effects. You should also practice safety caution when using machinery, driving, or doing activities requiring alertness.

Pregnant moms should take this oral medication only if highly needed. It is not fully known if it can harm unborn babies. Discuss all the possible risks with your doctor.

It is not advisable for breast feeding moms to take this medication as it can pass into breast milk. This can cause harm to nursing infants.

How much does Zaditen cost in Canada? 

Zaditen price is very affordable. You may check the full list of prices on this page including the prices for generic version.

Frequently Asked Questions 

What class of drug is Zaditen? 

This medication is classified as an antihistamine or a mast cell stabilizer. It is known to work by blocking the substance in the body that causes allergic reactions.

Does Zaditen make you sleepy? 

Yes, drowsiness is a known adverse reaction to this allergic medication. Patients are advised to avoid driving right after taking this oral product.

Can Zaditen cause weight gain? 

The medication alone cannot cause weight gain. However, it can cause an increase in appetite, which could eventually lead to weight gain.

How long can I use Zaditen for? 

You may only use this prescription medication for a few weeks. Do not take it more frequently or longer than the doctor prescribed because it can lead to serious adverse effects, drug dependence, or overdose.

What are the other forms of Zaditen? 

Aside from the tablet form, Zaditen Syrup can also be purchased for symptoms of allergy. Its ophthalmic solution form is used for seasonal allergic conjunctivitis.

Can I buy Zaditen over the counter? 

This oral product requires a prescription. You cannot purchase this drug without a valid prescription from your doctor. 

Brand Name:


Scientific Name:

Ketotifen Fumarate

Other Names:

Ketasma, Zaditen



Quantities Available:




Maple Leaf Medications has provided information from third parties intended to increase awareness and does not contain all the information about Zaditen (Ketotifen Fumarate). Talk to your doctor or a qualified medical practitioner for medical attention, advice, or if you have any concerns about Zaditen (Ketotifen Fumarate).

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