Are you and your healthcare provider considering Tecfidera® (dimethyl fumarate)? If so, it’s important to talk with him or her about TECFIDERA safety and side effects. To help prepare you for your discussion, you can learn more below.
If you and your healthcare provider decide that TECFIDERA is the right treatment for you, it’s important to tell him or her if you experience an allergic reaction to TECFIDERA or any of its ingredients.
Before taking TECFIDERA, it’s also important to talk with your healthcare provider about the serious side effects associated with it. Serious side effects of TECFIDERA include:
Your healthcare provider should do blood tests to check your liver function before you start taking TECFIDERA and during treatment if needed. Tell your healthcare provider right away if you get any symptoms of a liver problem during treatment, including:
Your healthcare provider should do a blood test before you start treatment with TECFIDERA and while you’re on therapy.
It’s important to talk with your healthcare provider about the most common side effects of TECFIDERA. Read below to learn about the common side effects found in TECFIDERA’s clinical studies.
Symptoms are usually described as redness, itching, or rash.
Symptoms include nausea, vomiting, diarrhea, stomach pain, or indigestion.
You should always talk to your healthcare provider before taking TECFIDERA if you’re pregnant, interested in becoming pregnant, breastfeeding or planning to breastfeed. That’s because it isn’t known how taking TECFIDERA would affect an unborn baby or if it passes into your breast milk. The TECFIDERA Pregnancy Registry study is now closed. If you become pregnant while taking TECFIDERA, talk to your healthcare provider.