The invention relates to a 
drug effective ingredient, in particular to a 
nimodipine (NMD) ophthalmic preparation and a preparation method thereof. The 
nimodipine ophthalmic preparation comprises a medicinal auxiliary and an effective quantity of 
nimodipine ingredient used for protecting optic nerves and dispersed to the auxiliary. In the embodiment of the invention, the NMD ophthalmic preparation comprises a 0.09% NMD 
eye drop and a 0.3% NMD eye ointment. The preparation method of the 0.09% NMD 
eye drop comprises the following steps of: adding 0.9 g of NMD and 0.3 g of 
ethylparaben into 50 ml of tween-80, and uniformly stirring, adding 600 ml of double 
buffer solution, heating to dissolve, adding the double 
buffer solution to 1000 ml, and adjusting the pH value to 6.7-7.2; filtering, sterilizing by flowing 
stream, and canning. The preparation method of the 0.3% NMD eye ointment comprises the following steps of: placing 3g of nimodipine in a sterilizing 
mortar in sterile operation, adding 5 ml of sterilized 
liquid paraffin, 
grinding into a fine paste, adding into 0.3g of 
ethylparaben and 50 ml of tween-80, uniformly stirring, adding an eye ointment matrix several times, uniformly 
grinding while adding till being 1000g, and subpackaging in a sterile way. The nimodipine ophthalmic preparation has the advantages of high efficiency, small 
side effect and convenient medication, and has good application prospect in the prevention and treatment of eye diseases, especially the protection of 
glaucoma optic nerves.