The invention relates to medicine, more particularly to the pharmaceutical industry for the production of medicaments, and can be used to restore cerebral functions after a transient ischemic stroke, and also to prevent strokes, and for a curative-preventive action on the cerebral vessels, to improve the quality of thought, memory, resistance of the body to physical and mental stresses, and to improve the cerebral metabolism. The essence of the invention consists in broadening the range and improving the pharmacological activity of post-stroke medicaments. This object is achieved by using as agent a mixture of dihydroquercetin and drone bee extract in the following ratio of the ingredients : Dihydroquercetin from 10 mg to 400 mg, and Drone bee extract from 40 mg to 1000 mg. The claimed agent is produced in powder, tablet or capsule form, and may also be produced in the form of an aqueous-alcoholic extract, and forms based on this extract, specifically : a powder, tablets and capsules.