Skip to Content

How long does naproxen stay in system?

Question is Closed
Report Favorite

Answers (1)

6 Nov 2011

I realize this answer is very late but may be useful in future.

Naproxen has an elimination half life of 12 to 17 hours.

It takes 5.5 x elimination half life for a medicine to be cleared from ones system. So it'll be in your system for about 93.5 hours (5.5 x 17 hours).

Votes: +0

Further Information

Search for questions

Still looking for answers? Try searching for what you seek or ask your own question.

Similar questions

How long does guanfacine stay in your system?

how long does concerta stay in yor system?

1 answer 15 Jun 2010

Can I take more than the recommended dose of naproxen for a couple days?

I have temporary intense pain and was prescribed naproxen that is supposed to be taken twice daily. I took one in the AM and by lunch it's ...

2 answers 20 Jun 2010

If I take 1 oc 40 will it stay in my system longer than 3 days? I have a high metabolism and most?

... pill's don't stay in my system to long, I also want to know if it will cause me to have seizures, someone told me it would. I have took ...

1 answer 3 Sep 2011

How long does a 20 mg. ferosemide stay in your system?

just wanted to know how long one 20 mg. lasic will stay in your system?

1 answer 3 Oct 2014

How long does Seroquel stay in your system?

If a 20lb. child ingests a small amount of Seroquel; how long will it stay in their system?

3 answers 18 Oct 2014