![Actual LEMTRADA® patient determined to learn how LEMTRADA was studied.](/Content/images/whylemtrada/clinical-studies-landing.png)
HOW LEMTRADA WAS STUDIED
LEMTRADA was studied in two 2-year clinical trials, and many LEMTRADA-treated patients were invited to continue in an extension study for an additional 4 years, for a total of 6 years. Read about these trials here.
![Actual LEMTRADA® patient determined to find LEMTRADA clinical trial results.](/Content/images/whylemtrada/lemtrada-given-landing.png)
LEMTRADA RESULTS
Is it possible for LEMTRADA to reduce relapses or slow disability progression? Find out by reviewing the clinical trial outcomes and discover if LEMTRADA is a treatment you may be interested in asking your healthcare provider about.
![Actual LEMTRADA® patient determined to see how LEMTRADA is given and monitored.](/Content/images/whylemtrada/safety-landing.png)
HOW LEMTRADA IS GIVEN AND MONITORED
LEMTRADA is given in two rounds of treatment, 12 months apart, and is followed by monthly monitoring for 4 years after your last infusion. Learn more about this process, the importance of monitoring, and how timelines can vary.
![Actual LEMTRADA® patients determined to find LEMTRADA safety and side effects.](/Content/images/whylemtrada/monitoring-landing.png)
SAFETY AND SIDE EFFECTS
There are potential infusion reactions and serious side effects when taking LEMTRADA. Get the facts here.