Use of aminophenylacetic acid derivatives for the manufacture of an immunomodulating medical preparation.

摘要

Phenylacetic acid derivatives of the formula: <CHEM> wherein R<1> is hydrogen or R<5>@- wherein R<5> is an alkyl group of 1-6 carbon atoms or an aryl group; R<2> and R<3> are independently hydrogen or an alkyl group of 1-4 carbon atoms; R<4> is hydrogen or an alkyl group of 1-4 carbon atoms, have been found to possess immunomodulating activity.