It is used as a long-term (maintenance) treatment in children to prevent or decrease wheezing and troubled breathing caused by allergic-type asthma.

It can cause Drowsiness, increased appetite/weight, irritability, trouble sleeping, and nervousness may occur. Infrequent side effects include temporary dry mouth or slight dizziness.

Hypersensitivity to the drug and Sensitivity to benzoate compounds

It is not effective in preventing or treating acute asthma attacks

It may increase the effects of sedatives, anti-histamines, medicines used to treat depression or anxiety, anticoagulants to reduce the ability of the blood to clot and alcohol

Do not reduce immediately symptomatic & prophylactic antiasthmatic drugs (xanthine derivatives, 2-agonists, sodium cromoglycate, corticosteroids) when starting treatment with ketotifen

May potentiate the effects of sedatives, hypnotics, antihistamines & alcohol

Please consult your doctor when taking this medicine if you are pregnant.

It can interact with albuterol, aripiprazole, amitryptalline.