Tecfidera (dimethyl fumarate) — How to Pay Less
Neurology (MS) · Last verified 2026-03-22
Current Pricing
Retail Price
$8,200
per month (estimated)
Copay Card Price
$0
per month with commercial insurance
Patient Assistance (PAP)
FREE
if income-eligible
Generic Price
$2,000
generic dimethyl fumarate (since 2020)
Savings Options by Insurance
🏢Commercial Insurance
- Biogen Copay Assistance: Pay as little as $0/mo. (Max annual benefit: $12,000)
- Ask your doctor about switching to generic dimethyl fumarate ($2,000/mo)
🏥Medicare
- 2026 Part D out-of-pocket cap: $2,000/year. Ask about Extra Help/LIS for additional savings.
💵Uninsured / Cash Pay
- Biogen Patient Assistance: FREE medication if income is below 500% FPL. Call 1-800-456-2255.
- Generic dimethyl fumarate: $2,000/mo at most pharmacies
- GoodRx, RxSaver, or Amazon Pharmacy discount cards may offer additional savings
How to Enroll
Biogen Copay Assistance
- Check eligibility (commercial insurance required)
- Complete the enrollment form online (takes ~2 minutes)
- Download or print your savings card
- Present at pharmacy with your insurance card
Generic dimethyl fumarate also available. Check current program status with Biogen.
Biogen Patient Assistance
- Confirm income eligibility (below 500% FPL / ~$undefined/yr for individuals)
- Have your prescriber complete and sign the application
- Submit by fax, mail, or online
- Processing typically takes 1-2 weeks
Key Facts
- Category
- Neurology (MS)
- Generic Name
- dimethyl fumarate
- Dosages
- 120mg, 240mg
- Generic Available
- Yes (since 2020)
Other Neurology (MS) Medications
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