The good news is that the very physiological nature of alcohol's
seductive hold can lead us to new treatments for the condition.
Pharmacologists are investigating drugs that may aid in nearly every
aspect of alcohol abuse, reducing the craving of newly detoxified
drinkers and even alleviating cognitive impairment.
Naltrexone, for example -- a drug originally developed to combat
heroin addiction -- may prevent binges when alcoholics relapse. Naltrexone
blocks the opiates that the brain releases when someone drinks, so that
an imbiber literally gets no kick from champagne. The drug may be most
useful in the months after detoxification, when alcohol craving is
strongest. Joseph R. Volpicelli, M.D., a University of Pennsylvania
psychiatrist, and his colleagues found that only 23 percent of naltrexone
patients relapsed within 12 weeks of treatment, versus 54 percent on
placebo.
Volpicelli thinks that naltrexone may prove far more valuable than
disulfiram, a 40-year-old drug well known as Antabuse. Disulfiram
interferes with alcohol metabolism, so that takers suffer nausea, cramps,
headaches, and vomiting when they drink. In practice, though, the drinker
stops taking it, because the physiological effects often build to such a
crescendo -- including violent heartbeats and hot flushes -- that impending
death is feared.
Buspirone (BuSpar), an antianxiety agent, may help alcoholics by
minimizing the effects of withdrawal. Many doctors traditionally give
benzodiazepine drugs, such as Valium, to dampen withdrawal symptoms -- but
those drugs can be addictive and may further blunt the memory of heavy
drinkers. Buspirone may be a safer alternative. Other drugs that have
shown promise include cipramine, which helps alcoholics who are also
suffering from major depression, and deispramine, another antidepressant
that seems to reduce drinking.
The new view of alcoholism is of a complex condition arising from
the intricate and unpredictable interplay of social, biological, and
psychological factors. "Alcoholism is not a disorder caused uniquely by
genes," explains Mark Schuckit, M.D., of the Veteran's Administration
Medical Center in La Jolla, California. "Some persons become alcoholic
solely through environmental exposure; others have biological and
psychological predispositions. There are many different paths to
alcoholism. Once a person drinks regularly, however, the body's reaction
to and tolerance of alcohol changes, so that the person needs more
alcohol. Patients need to be educated about the many factors that
contribute to the disorder, so they can understand that the situation is
not hopeless."
Studies show that the type of therapy an alcoholic receives isn't
as important as the fact that he or she gets some treatment.
"There are very few harmful or useless treatment programs for
substance use disorders," says Schuckit. "If you are highly motivated,
then you are likely to do well in almost any program you choose."
The programs most alcoholics choose are based on the Minnesota
Model, which views alcoholism as an incurable disease. It involves group
counseling to confront a "denying" drunk, education about alcohol's
consequences, and confessional self-help organizations like the
AA.
There are already cracks in the Minnesota Model's clinical
monopoly. Although the personal experiences of thousands of alcoholics
attest to the model's value, its failure rate -- about 50 percent -- reveals
the futility of assembly-line treatment. Indeed, aversion therapy,
stress-management, and family therapy are proving effective for many
alcoholics.
Take the fact that an alcoholic's memory may be impaired -- leading
to treatment problems that have little to do with the so-called
ubiquitous "denial" syndrome. "Ten years ago, if an alcoholic didn't seem
to be catching on to treatment, it was assumed that he or she was 'in
denial'," says Tim Sheehan, R.N., Ph.D., of Minnesota's Hazelden
Foundation, arguably the archerypal inpatient treatment center. "Now
we're recognizing that there may be lingering cognitive deficits." During
treatment, these patients are exposed to fewer concepts, which are
reinforced often.
Three new approaches -- all of them "heretical" by the traditional
abstinence model -- eschew ideology and spiritual baggage in favor of
simple pragmatism. Some alcoholics do quite well with them. They
are:
o Harm reduction, which recognizes that moderate drinking is
preferable to lost weekends. Any decrease in alcohol intake is grounds
for a (alcohol-free) toast.
o Brief intervention. In as little as half an hour, an intervention
attempts to show the subject how drinking may be impairing everything
from his liver to his livelihood; helps him rate himself on a series of
questions about his life and drinking; and then places him on a continuum
with his drinking peers so that he has a sense of the nature of his
problem. In addition, brief sessions help the person focus on motivations
for reducing drinking. Brief intervention, lasting four sessions at most,
can be as effective as more intensive treatments for many individuals,
says Donovan.
o Cue exposure, or systematically exposing and desensitizing the
alcoholic to cues that might trigger drinking. According to Liljegren,
"traditional treatment says it's heresy to expose the drinker, it will
just increase his craving. In fact, the opposite seems true; the data
suggest cue exposure is the very thing we should be doing."
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