In theory.
I'm not saying rule them out, just that they leave me skeptical. Corporations would never be underhanded and skirt rules in order to be more profitable, would they? ;-)
>You cannot rule out studies financed by the manufacturer of drugs. If you did, you would not take anything, prescription or over the counter here in the U.S. Studies much follow strict guidelines and controls and if not, then the study is professionally discarded. Those studies are the only way manufacturers get FDA approval.
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>>That's fairly preliminary research of a few hundred heavy drinkers who suffer from migraines and epileptic seizures. And note that the study was sponsored by the manufacturer of the drug.
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http://www.newscientist.com/article.ns?id=dn12762