eyes on health - old insulin - increase dose?

[Wendy&Tiggy(GA)]

There is a newbie on health who'se cat is having higher BGS and the Lantus is six months old and has been kept in the fridge door. Wants to know if they should increase the dose since they cant get more for a week.. Not a lot to go on I know...

http://www.felinediabetes.com/FDMB/viewtopic.php?f=28&t=89674&p=960789#p960745