chronic ( 21 consecutive days ) and not acute administration of typical ( clomipramine , desipramine , amitriptyline ) or atypical ( iprindole , nomifensin ) antidepressant drugs was found to provoke a selective increase in [ met5 ] enkephalin-like immunoreactivity ( [ met5 ] eli ) in striatum and nucleus accumbens of rat brain .
C0002600
amitriptyline
C0003289
antidepressant drugs