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Ether was used widely for surgeries but became less popular because of its flammability and its tendency to cause vomiting. In England, it was quickly replaced by chloroform, but this agent caused many deaths and lost popularity.
Cyanide works by making the human body unable to use oxygen.
In the United States, an estimated 50 million unnecessary antibiotics are prescribed for viral respiratory infections.
Blood is approximately twice as thick as water because of the cells and other components found in it.
Automated pill dispensing systems have alarms to alert patients when the correct dosing time has arrived. Most systems work with many varieties of medications, so patients who are taking a variety of drugs can still be in control of their dose regimen.