As nouns the difference between ketotifen and cetirizine
is that ketotifen is an antihistamine drug used to treat allergic conjunctivitis while cetirizine is a major metabolite of hydroxyzine, an antihistamine used in the treatment of allergies, hay fever, angioedema, and urticaria.
cetirizine
English
Noun
(
-)
(
wikipedia cetirizine)
A major metabolite of hydroxyzine, an antihistamine used in the treatment of allergies, hay fever, angioedema, and urticaria.