If You've Been Searching for Acthar Gel, You're Not Alone

If your doctor just prescribed Acthar Gel (repository corticotropin injection) and you're struggling to find it, you're not imagining things. Acthar Gel is one of the most difficult medications to track down in 2026 — and it has been for years. Between specialty pharmacy requirements, insurance hurdles, and limited manufacturing, finding Acthar Gel can feel like navigating a maze.

Let's break down exactly why this medication is so hard to find, what's behind the supply challenges, and — most importantly — what you can do about it.

What Is Acthar Gel?

Acthar Gel is a naturally sourced injectable medication containing adrenocorticotropic hormone (ACTH) analogs and other pituitary peptides. It's manufactured by Mallinckrodt Pharmaceuticals and has been on the market since the 1950s.

Unlike standard corticosteroids like prednisone or methylprednisolone, Acthar Gel works through a dual mechanism. It stimulates your adrenal glands to produce cortisol and it binds to melanocortin receptors on immune cells, which may provide additional anti-inflammatory and immunomodulatory effects.

Acthar Gel is FDA-approved to treat a wide range of serious conditions, including:

• Infantile spasms in children under 2 years old
• Acute exacerbations of multiple sclerosis (MS)
• Nephrotic syndrome (kidney disease with protein loss)
• Rheumatoid arthritis and other rheumatic disorders
• Systemic lupus erythematosus (lupus)
• Dermatomyositis and polymyositis
• Symptomatic sarcoidosis
• Severe ophthalmic inflammatory conditions

For a complete overview of what this drug treats and how it works, see our guide on what is Acthar Gel.

Why Is Acthar Gel So Hard to Find?

There are several interconnected reasons why patients struggle to locate Acthar Gel. Here are the main factors:

1. Single-Manufacturer Production

Acthar Gel is produced by only one company: Mallinckrodt Pharmaceuticals. There is no generic version of Acthar Gel available. While a competitor product called Purified Cortrophin Gel (made by ANI Pharmaceuticals) entered the market in 2021, it's a separate brand — not a generic substitute — and it's not approved for all the same indications (notably, Cortrophin Gel is not approved for infantile spasms).

When a single manufacturer controls the entire supply of a medication, any production hiccup, raw material shortage, or manufacturing delay can create availability gaps that ripple across the country.

2. Specialty Pharmacy Distribution Only

You can't pick up Acthar Gel at your local CVS, Walgreens, or neighborhood pharmacy. Acthar Gel is distributed exclusively through specialty pharmacies. This means:

• Your regular pharmacy won't have it in stock
• You need to work with a designated specialty pharmacy
• Delivery timelines can add days or weeks to the process
• If your specialty pharmacy has supply issues, you may have limited alternatives

3. Insurance Barriers and Prior Authorization

Even if a specialty pharmacy has Acthar Gel in stock, actually getting it requires clearing significant insurance hurdles. Nearly every insurer requires:

• Prior authorization — Your doctor must submit documentation proving medical necessity
• Step therapy — You typically must have tried and failed other treatments (like high-dose corticosteroids) before insurance will approve Acthar Gel
• Ongoing reviews — Some plans require re-authorization every few months

These steps can add weeks to the process, leaving patients waiting even when the drug is physically available.

4. Extreme Cost Creates Additional Barriers

Acthar Gel is one of the most expensive medications in the United States. A single 5 mL vial costs approximately $45,600, and even the SelfJect auto-injector packs range from $18,000 to $36,500. At these price points, pharmacies are cautious about stocking inventory, and insurers are aggressive about gatekeeping coverage.

The cost also means that finding ways to save money on Acthar Gel isn't just helpful — it's essential for most patients.

What You Can Do to Find Acthar Gel

Use Medfinder to Check Availability

Medfinder helps patients locate medications that are hard to find, including specialty drugs like Acthar Gel. Instead of calling pharmacies one by one, you can check real-time availability and connect with pharmacies that have your medication in stock.

Work with Your Doctor's Office

Your prescriber's office may have a relationship with specific specialty pharmacies that carry Acthar Gel. Many neurology, rheumatology, and nephrology practices have dedicated staff who handle Acthar Gel prescriptions regularly. Ask your doctor's office to help coordinate with the specialty pharmacy directly.

Enroll in Acthar Patient Support

Mallinckrodt offers the Acthar Patient Support program, which provides:

• Help navigating insurance and prior authorization
• Connection to specialty pharmacies with current supply
• Financial assistance programs (copay support up to $15,000/year for commercially insured patients)
• A patient assistance program for uninsured or underinsured patients

You can reach Acthar Patient Support at 1-888-435-2284 or visit acthar.com.

Ask About Alternatives

If you can't access Acthar Gel, talk to your doctor about alternatives to Acthar Gel. Depending on your condition, options may include Purified Cortrophin Gel, high-dose corticosteroids, or other immunosuppressive therapies.

Final Thoughts

Acthar Gel's scarcity is a frustrating reality driven by single-manufacturer production, specialty pharmacy distribution, insurance gatekeeping, and staggering cost. But you're not powerless. Tools like Medfinder, your doctor's support team, and Mallinckrodt's patient assistance programs can all help you get the treatment you need.

If you're a healthcare provider looking for tools to help your patients, check out our provider's guide to the Acthar Gel shortage.