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More than 2,500 barbiturates have been synthesized. At the height of their popularity, about 50 were marketed for human use.
The first war in which wide-scale use of anesthetics occurred was the Civil War, and 80% of all wounds were in the extremities.
Illicit drug use costs the United States approximately $181 billion every year.
More than 34,000 trademarked medication names and more than 10,000 generic medication names are in use in the United States.
In the United States, there is a birth every 8 seconds, according to the U.S. Census Bureau's Population Clock.
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