[Researches on the antiaggregative activity of Ginkgo biloba extract (author's transl)]

Sodium lactate applied on the pia-mater of the rabbit induces the appearance of venous platelets thrombi. The same phenomenon occurs in the arteries after electric stimulation of the arterial wall. Gingo biloba extract, i.v. and per os, has been shown capable to partially antagonize these effects, particularly in the venous microcirculation. The ratio between the activity following the two modes of administration is about 1 to 5.