Affordability Check
How to afford OPFOLDA
Generic name: miglustat
Pick how you're covered. We'll show you the cheapest legitimate way to get OPFOLDA — your insurance copay, manufacturer savings, charity grants, or cash price. It takes 30 seconds and we never ask for your personal information.
Pick an option above to see your specific path.
Different insurance means different laws and different savings. For example, Medicare patients cannot use manufacturer copay cards (federal law) — but the manufacturer almost always has a Patient Assistance Program that gives the drug free.
About OPFOLDA and its cost
What is this medication? Opfolda is a prescription medicine containing the active ingredient miglustat. It is used to treat adults with late-onset Pompe disease, which is a rare genetic disorder caused by a deficiency of the enzyme acid alpha-glucosidase. This condition leads to the buildup of a complex sugar called glycogen in the body's cells, particularly in the muscles, which causes progressive muscle weakness and breathing difficulties over time.
This medication is not used alone but is taken in combination with another medicine called Pombiliti. Opfolda acts as an enzyme stabilizer that binds to the enzyme provided by Pombiliti, helping it remain stable and move into the cells where it is needed to break down glycogen. This combination treatment is specifically indicated for adults weighing at least 40 kilograms who are already receiving enzyme replacement therapy but are not showing improvement or are experiencing a decline in their condition.
OPFOLDA is made by Amicus. Like most brand-name drugs, it's priced at a high list price — but patients rarely pay that list price. The options above are the real paths most people use to get it affordably.
Common questions
What's the cheapest way to afford OPFOLDA?
It depends on your insurance. On Medicare, apply for the manufacturer's Patient Assistance Program (PAP) — it gives the drug free if you meet income requirements. With private insurance, the manufacturer copay card usually drops your copay to $0-$25. Uninsured patients should compare the PAP with Cost Plus Drugs cash price.
Can I use a copay card with Medicare for OPFOLDA?
No — federal law (the Anti-Kickback Statute) prohibits manufacturer copay cards on Medicare, Medicaid, TriCare, and VA prescriptions. But Amicus has a separate Patient Assistance Program for Medicare beneficiaries. Check the options above.
Does my Medicare Part D plan cover OPFOLDA?
Part D coverage varies by plan. We query the CMS Prescription Drug Plan file to show you what percentage of plans cover it and at what tier. For your exact copay, pick "Medicare" above and check your plan's Summary of Benefits, or log in to Medicare.gov.
How long does a Patient Assistance Program take?
Most PAPs take 2-6 weeks from application to first fill. Ask the manufacturer about a "bridge supply" — many will ship 30 days free while your application is being reviewed so you don't go without the drug.
What if I have a high-deductible plan?
For generics, Cost Plus Drugs cash price is often cheaper than your deductible-phase copay. For brand names, the manufacturer copay card almost always wins. A GoodRx coupon can be a last resort for uncovered drugs, but it doesn't count toward your deductible.
Are there charity grants for Pompe disease?
Charities like HealthWell Foundation, PAN Foundation, Good Days, and the National Organization for Rare Disorders provide copay help for specific conditions. Funds often run out mid-year — apply early. We list the specific grants for your condition in the options above.
More about OPFOLDA
Full OPFOLDA drug page
FDA label, prior authorization rules, full indications list
More options for Pompe disease
Drugs, grants, and assistance for this condition
Guide to Patient Assistance Programs
How PAPs work, who qualifies, typical wait times
If your insurance denied coverage
5-level appeal playbook — Medicare has a 60% win rate at Level 3