Observations were made on 182 cases(346eyes)of se-nile cortical cataract treated by ZYM eye—drops madeof traditional drugs.Results showed that ZYM eye—drops possesses the action of improving vision
allevi-ating the turbidity of the lens and the clarity of fun-dus.By comparing the results with that yielded bycontrol group treated with catalin the short—term ef-fect revealed no significant difference
while its long—term effect and improving the clarity of lens were bet-ter than the control group.