Medication - Antabuse, or disulfiram, a tablet which makes the taker sick if he or she drinks alcohol.
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For instance, only about two out of 10 programs use one of the FDA-approved medications for treating drinking problems, such as Naltrexone or Antabuse.
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And so there are alcoholics who just take a dose of Antabuse everyday and that blocks any strong impulse to drink because the effects are so ghastly.