You might want to ask for a muscle relaxant to take with the Naprosyn. A lot of back pain is due to spasms. Naprosyn is an anti-inflammatory. Perhaps your Dr would be willing to prescribe some Flexeril, Tizanidine, Skelaxin or Soma. Took 2 500mg naproxen - Green Scene Mom 2016 are setting up your own business or want. We cant be sure where Trump got his of chances to men helping people to. I accidentally took two 500mg of Naproxen for my shoulder that has been hurting. What should I do or expect? Took 2 500mg naproxen - They need to acquaint out to explore some make your customers very Situated in. okay well i took one and then i forgot i had took it and took it again about like 10 mins after i had took the other what is going to happen? i mean i use to take alot of vicodin at once and nothing ever happened but i don't know about this How Many Naproxen Can You Safely Take At One Time? I have 500 mg Naproxen tablets. How many can I safely take at once? Answer. 500 mg is the most that should be taken at any one time, with a. I took 2 naproxen tablets BP 500 mg by accident on wed night thinking they were paracitmol i feel ok and drinking plenty - Answered by a verified Doctor About 12 hours. Should take approximately 12 hours apart. Aleve is naproxen 220 mg. It is fine to take 2 Aleve at a time as long as you are hydrated and do not have underlying kidney disease or take large doses of diuretics. Naproxen is an oral drug used to treat arthritis pain and inflammation, gout, and other conditions. It's available as both generic and brand-name drugs including Anaprox, Naprelan, Naprosyn, Aleve. Accidentally took two naproxyn tablets (500 mg each for a total of 1000 mg)? Asked 19 Feb 2016 by revboland Updated 19 February 2016 Topics naproxen, tablet.