There are a lot more available now then 10 years ago...each has their own unique side effects.
Before beginning any drug therapy your doctor needs to decide what form of MS you have. Whether it be relapsing remitting, primary, secondary, etc.
Google MS Society or sign up for a free copy of MSFocus...an awesome magazine that informs people and caregivers of MS with up to date info on this fickle disease.
Zig