Filed from 2 published puzzles

PRIMALSCREAM

Set to 2 different clues across 2 published puzzles, most often “Supposed aid in curing neurosis” — The New York Times, Saturday, 2 October 2010.

12 letters

Every clue on record, most used first

Supposed aid in curing neurosisonce
The New York Times — Saturday, 2 October 2010
Kind of therapyonce
The New York Times — Saturday, 3 October 1998

Other answers to these clues

GENE4 letters
HORMONE7 letters
SHOCK5 letters