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When blood is exposed to air, it clots. Heparin allows the blood to come in direct contact with air without clotting.
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In the United States, an estimated 50 million unnecessary antibiotics are prescribed for viral respiratory infections.
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Approximately 25% of all reported medication errors result from some kind of name confusion.
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Bacteria have flourished on the earth for over three billion years. They were the first life forms on the planet.
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About 100 new prescription or over-the-counter drugs come into the U.S. market every year.