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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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In Eastern Europe and Russia, interferon is administered intranasally in varied doses for the common cold and influenza. It is claimed that this treatment can lower the risk of infection by as much as 60–70%.
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On average, the stomach produces 2 L of hydrochloric acid per day.
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Medication errors are more common among seriously ill patients than with those with minor conditions.
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About 100 new prescription or over-the-counter drugs come into the U.S. market every year.