https://www.vetnurse.co.uk/f/clinical-discussions/9147/metronidazole-bags I found out recently that a few nurses are under the impression that MNZ bags need not be kept out of the light whilst in use due to the fact the plastic bag they are stored / supplied in is somehow light resistant!?! I questionned this and did a biten-USTelligent Community 10https://www.vetnurse.co.uk/thread/86987?ContentTypeID=1Thu, 01 Jul 2010 01:41:43 GMT1a0763ec-3885-442c-853e-6cef656dfec5:ea68a730-84f3-4b5c-9fc3-7f4e53f88fc9Jeniflower<p>I&#39;ve never heard of this property in the clear plastic..<img src="http://www.vetnurse.co.uk/emoticons/new/Dont_know_smiley.gif" alt="Huh?" />. I always keep them in a dark box or brown envelope for single ones. Never&nbsp;have I placed them in the fridge for repeated use though.. didn&#39;t think you had to...? &nbsp;</p><div style="clear:both;"></div>https://www.vetnurse.co.uk/thread/86955?ContentTypeID=1Wed, 30 Jun 2010 22:26:47 GMT1a0763ec-3885-442c-853e-6cef656dfec5:22ee9685-6507-4d42-aa1a-1ae8d13561deHoneybadger<p>Does anyone keep them and use them more than once? (I know the bag says single use only) In my last practice we used to keep them in the fridge for 24 hours and then dispose.</p><div style="clear:both;"></div>https://www.vetnurse.co.uk/thread/86950?ContentTypeID=1Wed, 30 Jun 2010 22:24:25 GMT1a0763ec-3885-442c-853e-6cef656dfec5:9f3d558a-b51f-4bf8-89d3-49894651a84aam.coulson<p>I&#39;ve NEVER heard of that before!!! Interesting though, I wonder where the idea came from in the first place!</p><div style="clear:both;"></div>