The invention relates to the technical field of traditional Chinese medicines, and discloses an external Chinese herbal
medicine formula for inhibiting ocular axis growth and a preparation method. The formula comprises the following components in parts by
mass: 2 to 5 parts of bat dung, 15 to 25 parts of
senecio scandens, 5 to 8 parts of safflower, 6 to 10 parts of
snow lotus herb, 5 to 9 parts of Chinese starjasmine stem, 8 to 12 parts of
scutellaria baicalensis, 8 to 12 parts of
coptis chinensis, 8 to 12 parts of golden
cypress, 15 to 25 parts of wild
chrysanthemum flower, 6 to 10 parts of mint, 1 to 2 parts of
borneol, 25 to 35 parts of calamine, 8 to 12 parts of compound of glauber-salt and liquorice, 1 to 3 parts of storax, 4 to 6 parts of
lithospermum, 4 to 6 parts of
cassia seed, 6 to 10 parts of butterflybush flower, 5 to 8 parts of pearl liquid and honey. The gel is prepared from the following components in parts by weight: 1-6 parts of a silk
fibroin-
alginic acid dynamic
gel matrix, 8-12 parts of butterflybush flower nanocrystals, 4-6 parts of
magnet-
indigo naturalis composite particles and 70-80 parts of the silk
fibroin-
alginic acid dynamic
gel matrix. Targeted delivery, magnetically controlled slow release and dynamic gel technologies are fused, and accurate delivery, long-acting stable release and controllable
irritation of active ingredients are realized.