The difference is that acetaminophen 500 mg. does not contain codeine like tylenol 3, which has codeine.
*Codeine is an opioid pain medication. An opioid is sometimes called a narcotic. Acetaminophen is a less potent pain reliever that increases the effects of codeine.
Acetaminophen and codeine is a combination medicine used to relieve moderate to severe pain.
*Acetaminophen is a pain reliever and a fever reducer.
Acetaminophen is used to treat many conditions such as headache, muscle aches, arthritis, backache, toothaches, colds, and fevers.
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