The first-known contraceptive was crocodile dung, used in Egypt in 2000 BC. Condoms were also reportedly used, made of animal bladders or intestines.
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Oliver Wendell Holmes is credited with introducing the words "anesthesia" and "anesthetic" into the English language in 1846.
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In 1844, Charles Goodyear obtained the first patent for a rubber condom.
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In 2006, a generic antinausea drug named ondansetron was approved. It is used to stop nausea and vomiting associated with surgery, chemotherapy, and radiation therapy.
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The FDA recognizes 118 routes of administration.
Hubba Hubba Nurse Smiley
Nurse opens sterile package
A diagrammatic section through a typical adult tooth.
Children and adolescents define themselves as they get older
An older woman with wrinkled skin, gray hair, and darker teeth, smokes a cigarette.