Basf Aktiengesellschaft

Ne Simonyi Budai

Lujza E Petocz

Jozsef Knoll

Marton Fekete

Attila Mandi

Istvan Gyertyan

Istvan Gacsalyi

Berta Knoll

Gabriella Zsilla

Edit Berenyi Ne Poldermann

The 3-amino-4-ethylthio-quinoline of the Formula I ##STR1## and pharmaceutically acceptable acid addition salts thereof possess useful therapeutical properties. They exhibit a potent and highly selective anxiolytic and narcosis potentiating effect and are devoid of sedative and anti-convulsive effect. Consequently, the invention relates to pharmaceutical compositions comprising the compound of Formula I or a salt thereof as active agent. The invention also relates to a new and improved process for the preparation of the compound of Formula I.

Pharmaceutical compositions

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Budapest, Hungary

Ne Simonyi Budai