LEMTRADA is a prescription medicine used to treat adults with relapsing forms of multiple sclerosis (MS). Because of its risks, LEMTRADA is generally used in people who have tried 2 or more MS medicines that have not worked well enough. It is not known if LEMTRADA is safe and effective for use in children under 17 years of age.

Do not receive LEMTRADA if you are infected with human immunodeficiency virus (HIV).

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Healthcare Professional Videos

MS healthcare professionals share how they make treatment decisions and their experiences with LEMTRADA.

Treatment Decisions

Healthcare professionals share what they consider when choosing a relapsing MS treatment.

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The Infusion Process

What to expect before, during, and after treatment.

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Choosing Lemtrada

Healthcare professionals share perspectives on LEMTRADA and what makes it an appropriate choice for some patients.

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Proven Results

Learn more about the LEMTRADA clinical trials.

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Step By Step

Getting on LEMTRADA from insurance to infusion and beyond.

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Safety & Monitoring

Understanding possible side effects and how monitoring may help with early detection.

Play Video

Treatment Decisions

Healthcare professionals share what they consider when choosing a relapsing MS treatment.

Play Video

Choosing Lemtrada

Healthcare professionals share perspectives on LEMTRADA and what makes it an appropriate choice for some patients.

Play Video

The Infusion Process

What to expect before, during, and after treatment.

Play Video

Proven Results

Learn more about the LEMTRADA clinical trials.

Play Video

Step By Step

Getting on LEMTRADA from insurance to infusion and beyond.

Play Video

Safety & Monitoring

Understanding possible side effects and how monitoring may help with early detection.

Play Video