What is aversion therapy?

Aversion therapy is one of the oldest behavioral techniques in mental health, and one of the least used today. It is worth understanding what it is, what the research actually found, and how it is used responsibly today.

What it is

Aversion therapy pairs a behavior someone wants to stop with something unpleasant, so that over time the behavior itself starts to feel unappealing.

The logic is classical conditioning. If drinking reliably produces nausea, the association eventually attaches to the drink rather than the drug that caused it. In practice that has meant medication that induces vomiting when alcohol is consumed, a bitter coating on fingernails for nail-biting, rapid smoking to make cigarettes unpleasant, and historically mild electric shock.

There is also a version done entirely in imagination, called covert sensitization, where the client vividly pictures the unwanted behavior followed by an unpleasant consequence. Nothing physical is applied. That is the only form that still shows up with any regularity, and usually as one technique inside a broader plan rather than a treatment on its own.

What the research found

Short-term effects are real. Long-term effects mostly are not.

Chemical aversion for alcohol produced meaningful abstinence in the months after treatment, and one program reported around 65% of patients abstinent at one year. But follow-up over a longer horizon tells a different story: one study tracked roughly 60% abstinent at one year, down to about 23% at ten years. Reviews of covert sensitization found a genuine therapeutic benefit that did not extend much past three months.

The pattern is consistent. When the aversive pairing stops, the conditioned response fades, and the original behavior tends to come back. Summaries of the literature describe the effect as declining over time and relapse as likely once the aversive stimulus is removed.

That is the core problem. A treatment that works while it is being applied and fades afterward is not a durable answer to a long-term behavior.

Why it is controversial

The evidence is only half of it.

Deliberately causing discomfort to change behavior raises real questions about consent, dignity, and harm, and the long-term results are not strong enough to justify that trade for most concerns. Clinical ethics has moved steadily away from techniques that work by making a person feel worse.

Then there is the history. Aversion techniques were central to so-called conversion therapy, which attempted to change people’s sexual orientation and caused serious, well-documented psychological harm. That association is a significant part of why aversive methods lost credibility in mainstream practice, and it is not incidental to how the approach is viewed today.

Where the law stands

Aversion therapy as a technique is not itself illegal.

Conversion therapy is a different matter. Since 2019, New York law has prohibited licensed mental health professionals from attempting to change the sexual orientation or gender identity of anyone under 18. New York was the 15th state to pass such a ban.

MindView does not provide conversion therapy to anyone, at any age. That is not a matter of what the law requires. It is unethical, it causes harm, and no version of it happens here. We are an affirming practice.

What else treats the same problems

Aversive work is rarely the whole answer, and it is never the only route. These approaches treat the same behaviors and often carry more of the plan.

For compulsions and OCD, exposure and response prevention is the first-line treatment, and it works in the opposite direction: you approach the trigger and drop the ritual, rather than attaching discomfort to it.

For phobias, panic, and avoidance, exposure therapy reduces fear by approaching the feared thing in planned, graded steps.

For drinking, smoking, or any behavior you feel genuinely torn about, motivational interviewing is the better fit. It works with your own reasons for changing instead of trying to make you dislike something. People generally hold on to change they argued themselves into.

All three sit on a cognitive behavioral foundation, all three have stronger evidence than aversive conditioning, and none of them depend on making you feel bad.

If this is what brought you here

If you searched for aversion therapy because something in your life feels out of your control, that is worth taking seriously, and it is treatable.

Book a session and the first appointment is a full intake. You and a clinician map what is actually happening, and the work produces a written plan naming the approach and why it was chosen. Every month you review standardized measures together, so whether it is working is a question with a real answer.

If you want the detail on how we use this specifically, see aversion therapy at MindView.