the present invention is related to a pharmaceutical composition suitable for the treatment and / or the prevention of atherosclerosis from infectious origin , which comprises an adequate pharmaceutical carrier , a corticosteroid and a stilbene - type alexin , preferably further comprising a flavonoid to regenerate the stilbene and / or to increase the effect of the latter . the latter compositions are highly suitable for long - term therapies like the treatment of atherosclerosis from infectious origin .