The invention discloses a traditional Chinese medicine preparation for treating stroke, which is prepared from the following raw medicines: 20-30g of uncaria, 20-30g of honeysuckle, 20-30g of Xanthium sibiricum, 10-20g of Astragalus root, 10-20g of angelica, 10-20g of herba schizonepetae, 5-15g of rhizoma ligustici wallichii and 5-15g of asarum. The preparation method of the traditional Chinese medicine preparation comprises the following steps of: mixing the raw medicines, adding to water for immersion, decocting on slow fire for 60-90 minutes and finally filtering and removing residues. Used for stroke treatment, the traditional Chinese medicine preparation is delivered through oral administration one dose every day, 30 days as a treatment course; and generally stroke is effectively improved after one treatment course and is cured after three treatment courses. The traditional Chinese medicine preparation provided by the invention has good treatment effect on stroke, especially stroke caused by wind evil invasion in the brain and the obstruction of meridians and collaterals. In total 47 patients treated with the traditional Chinese medicine preparation, 32 cases are cured, 10 cases are improved, 5 cases are non-effective, and the total effective rate is 89.4%.