FIELD: medicine, phytotherapy. SUBSTANCE: invention relates to the development of medicinal agents of natural origin. Invention proposes an agent showing immunostimulating, anti-inflammatory and antiallergic effect that comprises medicinal plants khuangi, khasuo, tangu, Siberian swallow- -wort, ageing onion and field horse-tail taken in equal ratio and goose cinquefoil spirituous extract also. Invention proposes also method for preparing agent eliciting immunostimulating and anti-inflammatory effect that involves treatment of milled medicinal plants khuangi, khasuo, tangu, Siberian swallow-wort, ageing onion and field horse- -tail taken in equal ratio by steam for 15-20 min. Then mixture is kept, goose cinquefoil spirituous extract and honey are added up to paste- -like state being mixture of medicinal plants is kept for 3 days after its treatment by steam. Agent enhances immunoprotective forces of body, exhibits anti-inflammatory effect and promotes to excretion of toxins and poisons from body. EFFECT: improved preparing method, valuable medicinal properties of agent. 3 cl, 2 ex
