Patent No. EP4070800 (titled "Cladribine Regimen For Treating Multiple Sclerosis") was filed by Merck Serono on Dec 20, 2005. The application was issued on Oct 16, 2024.
A method for treating multiple sclerosis using oral cladribine, comprising an induction treatment of 1-7 days of cladribine administration per month for 2-4 months, followed by a 2-10 month cladribine-free period, and then a maintenance treatment of 1-7 days of cladribine administration per month for 2-4 months. The treatment can be repeated for a total duration of 2-4 years.

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