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About 100 new prescription or over-the-counter drugs come into the U.S. market every year.

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The newest statin drug, rosuvastatin, has been called a superstatin because it appears to reduce LDL cholesterol to a greater degree than the other approved statin drugs.

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Atropine, along with scopolamine and hyoscyamine, is found in the Datura stramonium plant, which gives hallucinogenic effects and is also known as locoweed.

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Cocaine was isolated in 1860 and first used as a local anesthetic in 1884. Its first clinical use was by Sigmund Freud to wean a patient from morphine addiction. The fictional character Sherlock Holmes was supposed to be addicted to cocaine by injection.

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Dogs have been used in studies to detect various cancers in human subjects. They have been trained to sniff breath samples from humans that were collected by having them breathe into special tubes. These people included 55 lung cancer patients, 31 breast cancer patients, and 83 cancer-free patients. The dogs detected 54 of the 55 lung cancer patients as having cancer, detected 28 of the 31 breast cancer patients, and gave only three false-positive results (detecting cancer in people who didn't have it).

Organisms exhibit a diversity of behaviours, which include (clockwise from upper left), foraging and Organisms exhibit a diversity of behaviours, which include (clockwise from upper left), foraging and
Map of the Moon by Johannes Hevelius from his Selenographia (1647), the first map to include the lib Map of the Moon by Johannes Hevelius from his Selenographia (1647), the first map to include the lib
Upper Paleolithic stone tools include blade-based tools as seen here being produced from a blade cor Upper Paleolithic stone tools include blade-based tools as seen here being produced from a blade cor
The most commonly used socket drive sizes include 1/4, 3/8, and 1/2 inch drives. The most commonly used socket drive sizes include 1/4, 3/8, and 1/2 inch drives.
The tools and equipment needed to perform a compression test include a compression gauge, an air ... The tools and equipment needed to perform a compression test include a compression gauge, an air ...
The tools necessary to adjust the valves on an engine with adjustable rocker arms include basic hand ... The tools necessary to adjust the valves on an engine with adjustable rocker arms include basic hand ...
Video: Hormonal regulation of pregnancy - weeks 17 through 38

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