| abstract |
(57) Abstract: For the production of a medicament for the treatment and prevention of ischemic conditions, the following formula I Wherein R 1 and R 2 are hydrogen, F, Cl, Br, I, linear or branched C 1 -C 4 -alkyl or C 1 -C 4 -alkoxy; R 3 is hydrogen, linear Or a branched C 1 -C 4 -alkyl or phenyl, wherein the phenyl nucleus is unsubstituted or a substituent 1 to 4 selected from the group consisting of F, Cl, CH 3 and CH 3 O. 3-amino-3,4-dihydroquinazolines and their pharmaceutically acceptable salts. |