Specialty Drug


Zarxio is part of the Leukocyte Growth Factors class and treats Neutropenia. Leukocyte growth factors are used to treat neutropenia. They work by stimulating white blood cell growth to help the body fight infection. Zarxio is only available as a brand name drug. Compare leukocyte growth factors.

Zarxio Medicare Coverage


Does Medicare cover Zarxio?

56% of Medicare Part D and Medicare Advantage plans cover this drug, so it's pretty much a toss-up.

How much is my Zarxio co-pay with Medicare?

It depends. Which coverage stage are you in? Click on a tab below…

Donut Hole
Post-Donut Hole
Co-Pay Range
$634 – $2961
In the Deductible co-pay stage, you are responsible for the full cost of your prescriptions. Your Medicare deductible cannot exceed $360 in 2016.
Co-Pay Range
$634 – $2935
In the Typical co-pay stage, your deductible has been satisfied, and Medicare pays the majority of your drug costs.
Co-Pay Range
$634 – $1421
In the Donut Hole (also called the Coverage Gap) stage, you’ll pay more for your prescriptions. In 2016, the Donut Hole begins once you’ve spent $3,310 in one year.
Co-Pay Range
$133 – $634
In the Post-Donut Hole (also called Catastrophic Coverage) stage, Medicare will cover most of your drug costs. In 2016, this stage begins once you have spent $4,850.
Want an exact price for your co-pay?

Ways to Save on Zarxio

Here are some ways that may lower the cost of your Zarxio prescription.

Manufacturer Coupon
Get your first month free, then pay as little as $10 per month, with insurance.
Patient Assistance Program
Receive your prescription at no charge if you are eligible.

Find Your Zarxio Medicare Co-Pay

Here are average co-pays for some of the most popular Medicare plans. Be sure to add your plan to see your specific co-pay. If a price is shown in red, GoodRx has found discount prices that are lower than your Medicare co-pay.

Average Co-Pay for 2 syringes (0.5ml) of Zarxio 300mcg

Medicare Plan Name Average Co-Pay
AARP MedicareRx Preferred (PDP)Lower price available $1165
AARP MedicareRx Saver Plus (PDP)Lower price available $734
AARP MedicareRx Walgreens (PDP)Lower price available $720
Aetna Medicare Rx Saver (PDP)Lower price available $634
Anthem Blue Cross MedicareRx Plus (PDP)Lower price available $634
Anthem MediBlue Essential (HMO)Lower price available $634
Cigna-HealthSpring Preferred (HMO)Lower price available $837
EnvisionRxPlus (PDP)Lower price available $634
Express Scripts Medicare - Choice (PDP)Lower price available $634
Express Scripts Medicare - Value (PDP)Lower price available $634
First Health Part D Value Plus (PDP)Lower price available $634
Humana Enhanced (PDP)Lower price available $897
Humana Preferred Rx Plan (PDP)Lower price available $680
Humana Walmart Rx Plan (PDP)Lower price available $680
Kaiser Permanente Medicare Plus Std w/Part D (AB) (Cost)Lower price available $772
MedicareBlue Rx Standard (PDP)Lower price available $634
SilverScript Plus (PDP)Lower price available $634
Symphonix Value Rx (PDP)Lower price available $733
TexanPlus Classic (HMO)Lower price available $634
WellCare Classic (PDP)Lower price available $634
Don't see your Medicare plan above?

Find and configure your plan to see exact co-pay prices for your meds.

Zarxio Medicare Formulary Information & Restrictions

Are there any restrictions on coverage?

Some Medicare plans have restrictions on coverage of Zarxio that may include:

Prior Authorization

Most Medicare plans will require you to obtain their authorization before they will provide coverage for this prescription. You’ll need to contact your plan and they may require you to have your health care provider fill out paperwork indicating why you need this prescription. If you do not receive authorization or don’t want to go through this process, you may want to consider using a GoodRx discount instead of Medicare to find the best price for this prescription.

What drug tier is Zarxio typically on?

Tier 5

Medicare plans typically list Zarxio in Tier 5 of their formulary. Tier 5 drugs are usually non-preferred brand-name drugs. Tier 5 drugs cost more than Tier 1, 2, 3 and 4 drugs.

Does your plan have restrictions?

See discount prices that can save you money when your Medicare plan doesn't work for you.

Medicare prices are provided by the Centers for Medicare and Medicaid Services (CMS). They are accurate as-of July 2018 and the information may be updated. If you encounter any issues, please let us know.
GoodRx is not sponsored by or affiliated with any of the pharmacies identified in its price comparisons. All trademarks, brands, logos and copyright images are property of their respective owners and rights holders and are used solely to represent the products of these rights holders. This information is for informational purposes only and is not meant to be a substitute for professional medical advice, diagnosis or treatment. GoodRx is not offering advice, recommending or endorsing any specific prescription drug, pharmacy or other information on the site. GoodRx provides no warranty for any of the pricing data or other information. Please seek medical advice before starting, changing or terminating any medical treatment.
In all states except Tennessee, GoodRx is considered a marketer of prescription discount cards, and is not required to register as a discount card provider. In Tennessee, GoodRx is registered as a Prescription Drug Discount Plan Operator.
Safe Pharmacy