The invention provides a medicine for controlling coccidiosis in rabbits, belonging to the technical field of pharmaceutical and medical engineering. The medicine comprises the following components in parts by weight: 1.5-4.5 parts of java brucea fruit, 5-15 parts of radix bupleuri, 5-15 parts of antifebrile dichroa root, 5-15 parts of sweet wormwood herb, 4-12 parts of radix gentianae macrophyllae, 4-12 parts of flying squirrels droppings, 10-20 parts of dahurian patrinia herb, 10-20 parts of callicarpa bodinieri, 3-10 parts of white hyacinth bean, 3-10 parts of garden burnet root, 3-10 parts of pagoda tree flower, 3-10 parts of largehead atractylodes rhizome, 3-10 parts of agrimony and 3-10 parts of talc. The medicine is prepared by drying the above Chinese herbal medicines in the sun, weighing the dried medicines, grinding the weighed medicines, sieving the powder with a 60-80-mesh sieve and mixing the powder uniformly. During application, the medicine is soaked in boiling water for 30-60 minutes so that the active ingredients of the medicine are fully dissolved and precipitated to be beneficial to absorption of rabbit bodies, and at the same time, the condition can be alleviated, recovery can be accelerated and the medicine efficacy can be improved by adding a few sugars and Vc, reducing the content of the crude proteins in the rabbit concentrated feed to 10-15% and adding vitamin A and vitamin K. The medicine has higher clinical cure rate, does not have adverse reactions, does not generate medicine resistance easily, avoids medicine residues in rabbit bodies, has easily obtained needed raw materials, is simple to prepare and convenient to use and can be widely applied in rabbitry.