Abstract: Racemic or optically active compounds of the formula ##EQU1## wherein R.sub.1 is hydrogen, halogen, alkyl or 1 to 4 carbon atoms or alkoxy of 1 to 4 carbon atoms, andR.sub.2 is straight or branched hydroxyalkyl of 3 to 6 carbon atoms,And non-toxic, pharmacologically acceptable acid addition salts thereof; the compounds as well as the salts are useful .beta.-adrenergic receptor blocking agents and hypotensives.

Abstract: Compounds of the formula ##EQU1## wherein R is hydrogen or alkyl of 1 to 3 carbon atoms, andR.sub.1 is hydrogen or methyl,And non-toxic, pharmacologically acceptable acid addition salts thereof; the compounds as well as their salts are useful as anticonvulsives and antiarrhythmics in warmblooded animals.

Abstract: Pharmaceutical compositions containing, as an active ingredient, a compound of the formula ##SPC1##WhereinR.sub.1 is phenyl or mono-, di or tri-substituted phenyl, the substituents being each halogen, methyl, methoxy or trifluoromethyl, andR.sub.2 is hydrogen, phenyl or halo-phenyl;And a method of using the same as antidepressants.

Abstract: A composition having bradycardia and isoproterenol antagonistic activity comprising at least one compound selected from the group consisting of racemates of 1-phenoxy-2-hydroxy-3-tert.-butylamino propanes of the formula ##EQU1## wherein R is selected from the group consisting of --(CH.sub.2).sub.x --CN where x is an integer from 0 to 3, COOH and COOR' where R' is alkyl of 1 to 4 carbon atoms; R.sub.1 is selected from the group consisting of hydrogen, alkoxy and alkylthio of 1 to 4 carbon atoms, --CN and alkenyl and alkynyl of 2 to 4 carbon atoms and R.sub.2 is selected from the group consisting of hydrogen, halogen and alkyl and alkoxy of 1 to 4 carbon atoms, their optically active isomers and their non-toxic, pharmaceutically acceptable acid addition salts of said racemates and said optically active isomers and a major amount of a pharmaceutical carrier and a method of producing bradycardia and suppressing tachycardia effects of N-isopropyl-noradrenaline in warm-blooded animals.

Abstract: Compounds of the formula ##EQU1## wherein n is 4 or 5, and non-toxic, pharmacologically acceptable acid addition salts thereof; the compounds as well as their salts are useful as .beta.-adrenergic receptor blocking agents.

Abstract: 2-Phenylamino-imidazolines-(2) of the formula ##SPC1##Wherein R, R.sub.1 and R.sub.2 are individually selected from the group consisting of hydrogen, fluorine, chlorine, bromine, methyl, ethyl, methoxy, trifluoromethyl and cyano and one of R.sub.3 and R.sub.4 being hydrogen while the other is ##EQU1## and R.sub.5 is selected from the group consisting of hydrogen, methyl and ethyl and their non-toxic, pharmaceutically acceptable acid addition salts which have analgesic and blood pressure reducing properties and their preparation.