Most pharmaceutical drugs are tested in clinical trials over very short duration (often just a few weeks), so how effective are they long-term?
STOP PRESS 21/5/12:
ORIGINAL ARTICLE CONTINUES BELOW
According to a recently published paper not only does whooping cough vaccine “wear off” within as little as three years of administration [assuming it ever “wore on” in the first place] but [according to Reuters] the original manufacturer GlaxoSmithKline never bothered to check whether it worked. And 81 percent of recent whooping cough cases in California were in children fully vaccinated and teenagers and adults are now put at risk when they would have had lifelong immunity contracting the disease naturally:
Whooping cough vaccine fades in pre-teens: study – By Kerry Grens Thompson/Reuters NEW YORK | Tue Apr 3, 2012 2:13pm EDT
The Reuters report states:
A spokesperson for GSK…
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