Numerous clinical trials have been performed during the last 5 years i
n multiple sclerosis patients. Some of the results have been encouragi
ng. However, clinical benefit remains limited, Corticosteroids are ind
icated during the course of severe relapses but have not proven any lo
ng term benefit, Immunosuppressive agents may be of some help during v
ery active stages of the disease, Results of interferon beta-1b trial
in relapsing multiple sclerosis have shown a moderate decrease in the
frequency of relapses. The same effect has recently been reported with
interferon beta-1a. In addition, an effect on disability progression
have been suggested with the latter interferon, In France, interferon
beta-1b is now authorized in the relapsing forms of the disease, Initi
al results with copolymer I also suggest an effect on the frequency of
relapses, Despite these major therapeutical efforts, further trials,
possibly using new therapeutical approaches, are still needed.