What is the role of methotrexate in the treatment of multiple sclerosis during pregnancy?

Updated: Aug 20, 2019
  • Author: Carmel Armon, MD, MSc, MHS; Chief Editor: Stephen A Berman, MD, PhD, MBA  more...
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Methotrexate is known to be capable of causing malformations and abortifacient effects. [57] It has a category X rating and should not be used in pregnant patients.

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