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Did you know?
Cocaine was isolated in 1860 and first used as a local anesthetic in 1884. Its first clinical use was by Sigmund Freud to wean a patient from morphine addiction. The fictional character Sherlock Holmes was supposed to be addicted to cocaine by injection.
Did you know?
The heart is located in the center of the chest, with part of it tipped slightly so that it taps against the left side of the chest.
Did you know?
Approximately 25% of all reported medication errors result from some kind of name confusion.
Did you know?
In 1864, the first barbiturate (barbituric acid) was synthesized.
Did you know?
Everyone has one nostril that is larger than the other.