Novel halomethyl derivatives of amines of the following general structure ##STR1## wherein Y is FCH.sub.2 --, F.sub.2 CH-- or F.sub.3 C--; R is hydrogen, alkylcarbonyl wherein the alkyl moiety has from 1 to 4 carbon atoms and is straight or branched, alkoxycarbonyl wherein the alkoxy moiety has from 1 to 4 carbon atoms and is straight or branched or ##STR2## wherein R.sub.3 is hydrogen, a straight or branched lower alkyl group of from 1 to 4 carbon atoms, benzyl or p-hydroxybenzyl; each of R.sub.1 and R.sub.2 is hydrogen, or a straight or branched lower alkyl group of from 1 to 4 carbon atoms and may be the same or different or R.sub.1 is hydrogen and R.sub.2 is fluorine; and pharmaceutically acceptable salts and individual optical isomers thereof.