Pharmacology Which of the following is the only drug is found to be beneficial in halting the progression on EDSS of multiple sclerosis: A Glatiramer B IFN-beta C Natalizumab D Methotrexate 💡 Explanation Which of the following is the only drug is found to be beneficial in halting the progression on EDSS of multiple sclerosis: ✓ Correct Answer: C. Natalizumab