Antiischemic piperazinyl- and piperidinyl-cyclohexanes

A dopaminergic compound of Formula I or a pharmaceutically acceptable salt or hydrate thereof:

• ##STR30## wherein R=R.sub.1 and is independently H or halogen;
• or R and R.sub.1 may be taken together to form an --O(CH.sub.2).sub.m O-- (m=1 or 2);
• X=a phenyl residue;
• Y=N;
• R.sub.2 =R.sub.3 and is independently H or C.sub.1-4 alkyl;
• and
• R.sub.4 =phenyl or substituted phenyl wherein the phenyl group is mono-, di- or di-substituted with groups selected from:
• F, Cl, I and C.sub.1-4 alkoxy.