ABSTRACT
Objective To observe the effect of olopatadine in the treatment of allergic conjunctivitis.Methods 67 cases with allergic conjunctivitis were randomly divided into 2 groups.The observation group was given 0.1％ hydrochloride olopatadine eyedrop twice a day for 7 days,while the control group was given 2％ cromolyn sodium 4 times a day for 7 days.One hour,7 days,20 days after treatment,the changes of symptoms and the incidence of adverse reactions were observed.Results 7 days after treatment,the totsl effective rate of the observation group in treatment of eye itching,conjunctival hyperemia and conjunctiva nipple were 91.18％,91.18％ and 85.19％,better than that of the control group[ 72.7％,75.76％,85.19％ ( all P ＜ 0.05 ) ].Conclusion It's rapid onset long duration of action and high security that olopatadine in the treatment of allergic conjunctivits,and it was worthy to promote to be used in clinic.