Experimental types in the '60s believed that LSD was a wonder drug that could cure alcoholism. Since then, doctors have written more than 6 million prescriptions for Chantix.

Pfizer released Chantix, a drug the Food and Drug Administration (FDA) approved in May of that year to help smokers quit. Can One Drug Cure Addiction to Another Americans are fond of the idea that they can keep from doing "bad" drugs by taking "good" ones instead. MDMA, a chemical now better known as ecstasy. The same claim was made during the '80s for a drug that was, at the time, perfectly legal and even used by a few psychotherapists.

Chantix fails with most people. The heroin/methadone model has actually been institutionalized. And in 2006, the holy grail seemed to have been found. For decades, the holy grail in the search for good drugs to supplant bad ones has been a pill that might replace nicotine, which is powerfully addictive and - especially when delivered through cigarette smoke - incredibly dangerous.

You can go to government-funded clinics to get methadone as "maintenance treatment" for heroin addiction - since both drugs bind to the same brain receptors.