Erin,
Gait (walking) problems are pretty normal with MS. The drunk walk is usually an issue with balance.
I hope you get some help from the steroids but, for me, balance has always been a problem and steroids never changed that. PT can sometimes, for some people, help with balance.
Information about gait problems:
http://www.nationalmssociety.org/abo...ems/index.aspx