Year 2025

Can Kesimpta Cause Allergic Reactions?

Kesimpta (ofatumumab) can cause allergic reactions, although such events are relatively uncommon. Allergic reactions to Kesimpta may range from mild to severe, including symptoms like rash, itching, swelling, and in rare cases, anaphylaxis, which is a serious, potentially life-threatening allergic…

Does Kesimpta Cause Infections?

Kesimpta, known generically as ofatumumab, is a medication used primarily to treat multiple sclerosis (MS), an autoimmune disease where the immune system mistakenly attacks the nervous system. Because Kesimpta works by targeting and reducing certain immune cells (specifically B-cells), it…