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In 1864, the first barbiturate (barbituric acid) was synthesized.

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The first oral chemotherapy drug for colon cancer was approved by FDA in 2001.

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A cataract is a clouding of the eyes' natural lens. As we age, some clouding of the lens may occur. The first sign of a cataract is usually blurry vision. Although glasses and other visual aids may at first help a person with cataracts, surgery may become inevitable. Cataract surgery is very successful in restoring vision, and it is the most frequently performed surgery in the United States.

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The shortest mature adult human of whom there is independent evidence was Gul Mohammed in India. In 1990, he was measured in New Delhi and stood 22.5 inches tall.

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More than 4.4billion prescriptions were dispensed within the United States in 2016.

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