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More than 150,000 Americans killed by cardiovascular disease are younger than the age of 65 years.
More than 2,500 barbiturates have been synthesized. At the height of their popularity, about 50 were marketed for human use.
Computer programs are available that crosscheck a new drug's possible trade name with all other trade names currently available. These programs detect dangerous similarities between names and alert the manufacturer of the drug.
In 1864, the first barbiturate (barbituric acid) was synthesized.
When blood is deoxygenated and flowing back to the heart through the veins, it is dark reddish-blue in color. Blood in the arteries that is oxygenated and flowing out to the body is bright red. Whereas arterial blood comes out in spurts, venous blood flows.