28 Jul 2009
Acetaminophen is used for pain relief and to reduce a fever. Peak plasma levels are seen within 0.5 to 2 hours after taking the drug and it has a half life of 2 to 4 hours. (the time taken for the drug level in plasma to reduce by half)
Propoxyphene is a centrally acting narcotic pain reliever for mild to moderate pain. Peak plasma levels are seen after 2 to 2.5 hours of taking the drug and it has a half life of 6 to 12 hours.
For more information see : http://www.drugs.com/mtm/acetaminophen-and-propoxyphene.html
- Acetaminophen Information for Consumers
- Acetaminophen Information for Healthcare Professionals (includes dosage details)
- Side Effects of Acetaminophen (detailed)
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I took one and only one over a week ago,would it still be in my system?
1 answer • 19 Sep 2009
my friend is in a lot of pain and was prescribed them but is fighting a battle for her kids need to know how long it will stay in her system
3 answers • 25 Jul 2010
Acetaminophen/Propoxyphene How long does it take to get out of your system?
1 answer • 5 Oct 2010
25mg a day for the past 3 days how long will this drug be in my system for?
1 answer • 4 Apr 2013