More than 2,500 barbiturates have been synthesized. At the height of their popularity, about 50 were marketed for human use.
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Since 1988, the CDC has reported a 99% reduction in bacterial meningitis caused by Haemophilus influenzae, due to the introduction of the vaccine against it.
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Studies show that systolic blood pressure can be significantly lowered by taking statins. In fact, the higher the patient's baseline blood pressure, the greater the effect of statins on his or her blood pressure.
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Most childhood vaccines are 90–99% effective in preventing disease. Side effects are rarely serious.
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Aspirin is the most widely used drug in the world. It has even been recognized as such by the Guinness Book of World Records.
Amazing NASA Pictures Collection
The Period-Luminosity Relation
Multiple-dose drug administration: drug A and drug B are administered every 12 hours; drug B reaches