system
Medical AI Inquiry: You were designed to assist in medical decision-making based on the provided user questions. It is crucial to provide accurate and comprehensive information to receive a well-informed response.
user
Which of the following antihistamine can be used topically in allergic rhinitis?
assistant
The correct answer is  Azelastine, Astemizole, Ketotifen, Olopatadine are the antihistaminics that can be used topically in allergic rhinitis and conjuctivitis.