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Common abbreviations that cause medication errors include U (unit), mg (milligram), QD (every day), SC (subcutaneous), TIW (three times per week), D/C (discharge or discontinue), HS (at bedtime or "hours of sleep"), cc (cubic centimeters), and AU (each ear).
Prostaglandins were first isolated from human semen in Sweden in the 1930s. They were so named because the researcher thought that they came from the prostate gland. In fact, prostaglandins exist and are synthesized in almost every cell of the body.
More than 34,000 trademarked medication names and more than 10,000 generic medication names are in use in the United States.
The FDA recognizes 118 routes of administration.
The U.S. Preventive Services Task Force recommends that all women age 65 years of age or older should be screened with bone densitometry.