What does ketotifen mean? July 16, 2019 0 By William Morgan What does ketotifen mean?ketotifen. Noun1. An antihistamine drug used to treat allergic conjunctivitis. CategoryArticlesTagsantihistamine definition Dictionary does English Explanation Ketotifen Learning meaning What Does That Mean? Wiktionary Leave a Reply Cancel reply Your email address will not be published. Required fields are marked *Comment Name * Email * Save my name, email, and website in this browser for the next time I comment.