[header] How to take care of a paralyzed rat [title] Always see a vet. [step] They can assess the rat to try to diagnose the problem. If there is a serious medical condition, it might cause other problems beside paralysis. 
[title] If they have suffered an injury, you should probably restrict their movement for awhile. [step] Do this by housing them in a very small enclosure, such as keeping them in their carrier instead of their regular cage.