There are several distinct methods used in aversion therapy, depending on the behavior being addressed:
Chemical aversion therapy:
Often used in severe alcohol dependency programs. Medications or emetic agents are administered under medical supervision to create nausea or other unpleasant physical sensations if alcohol is consumed.
Gustatory aversion:
Applies bad-tasting substances to discourage behaviors like nail biting or thumb-sucking (e.g., bitter nail polish).
Electrical aversion:
A highly controlled form of electrical stimulation applied briefly and safely to create discomfort when engaging in certain behaviors. This technique is rarely used today and always requires strict medical supervision.
Imaginal aversion:
Therapist-guided mental imagery where clients visualize highly unpleasant outcomes linked to the target behavior.
Covert sensitization (mental visualization):
Clients are coached to mentally pair the unwanted behavior with graphic mental images of negative consequences to create internal aversive responses.
The choice of technique depends heavily on the client’s condition, personal comfort, and the therapist’s professional judgment.