## Question
SUBJECT: When do you know you should not take Tecfidera?
MESSAGE: When do you know you should not take Tecfidera? I took Tecfidera 9 days. Day 1 my legs and feet felt normal for the first time in 5 years. day 2 my legs, thighs, feet, hands, arms, and middle became so swollen I can hardly walk, move, sit or sleep. I got the flushing day 7, foggy vision day 4, and more.

## Expert Summary
What are the side effects of tecfidera and when to stop taking it?