Acetaminophen Essay

This essay has a total of 440 words and 3 pages.



In the late 1800's it was discovered that papa-amino-phenol, could reduce fever, but the
drug was too toxic to use. A less toxic extract called phenacetin was later found to be
just as effective but also had pain-relieving properties. In 1949, it was learned that
phenacetin was metabolized into an active but also less toxic drug, acetaminophen. Since
then, acetaminophen has been sold under many over the counter brand names, most popular
being Tylenol.

Acetaminophen serves one basic purpose, to relieve pain. It is the main ingredient in pain
killers that relieve headaches. It also substitutes anesthesia in circumcision surgery
because anesthesia often cannot be used on infants. Dr. Michael Weitzman and 2 other
doctors performed an experiment on an infant to test the effectiveness of the drug. The
results were not identical, but there were increases in heart rate respiratory rate and
crying. But the drug did more good as a pain reliever after the surgery than before the

Acetaminophen is ingested orally and is rapidly and completely absorbed into the
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