Zedotefen is used to prevent asthma and allergies, but it is not effective in treating acute asthma attacks. Zedotefen is also used to prevent and treat skin allergies or urticaria, allergic rhinitis and sinusitis, in addition to conjunctivitis. This medicine contains the active ingredient ketotifen, which is classified as an antihistamine.
Zedotefen is used to treat allergies and asthma, as it helps reduce asthma attacks in the long term. However, it is not used to treat sudden asthma attacks.