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Although the Roman numeral for the number 4 has always been taught to have been "IV," according to historians, the ancient Romans probably used "IIII" most of the time. This is partially backed up by the fact that early grandfather clocks displayed IIII for the number 4 instead of IV. Early clockmakers apparently thought that the IIII balanced out the VIII (used for the number 8) on the clock face and that it just looked better.
Alcohol acts as a diuretic. Eight ounces of water is needed to metabolize just 1 ounce of alcohol.
For pediatric patients, intravenous fluids are the most commonly cited products involved in medication errors that are reported to the USP.
In 1864, the first barbiturate (barbituric acid) was synthesized.
The human body produces and destroys 15 million blood cells every second.