The embodiment of the invention discloses traditional Chinese medicine drops capable of expelling wind, relieving itching and improving eyesight and a preparation method of the traditional Chinese medicine drops. The traditional Chinese medicine drops are prepared from the following raw materials by weight: 10-12g of dandelion, 8g of Chinese angelica, 5-10g of pipewort, 8g of chrysanthemum, 8g of folium mori, 5-8g of fructus viticis, 6g of safflower, 5-6g of lily, 7-9g of wolfberry, 3-5g of borneol, 7-10g of semen cassiae, 10-15g of selenitum, 3-10g of apricot leaf, 8g of climbing entada, 8-10g of butterflybush flower and 2-4g of mint. The preparation method comprises the following steps that the raw materials are stewed twice by using slow fire, medicinal juice is filtered and sterilized to obtain the traditional Chinese medicine drops. Based on the principles of dispelling wind and heat, removing dampness and relieving itching, cooling blood and activating blood, all medicines cooperate with one another and a synergistic effect is achieved; the functions of treating eye diseases irritated by wind such as lacrimation induced by irritation of the wind, relieving itching, improving eyesight, inhibiting bacteria and diminishing inflammation, improving eyesight by removing opacity, relieving swelling and pain, soothing the nerves and strengthening brain, promoting the sleep, clearing away the heat and nourishing the liver, promoting blood circulation of the eyes, relieving the over-use of the eyes are achieved; and moreover, the side effects are avoided.