Medicaid provides health coverage to low-income individuals and families, with prescription drug benefits managed at the state level. Federal law requires state Medicaid programs to cover nearly all FDA-approved drugs from participating manufacturers, making Medicaid one of the most comprehensive drug coverage programs. Each state operates its own preferred drug list and prior authorization system.

Key Facts

Federal law requires Medicaid to cover all FDA-approved drugs from manufacturers in the Drug Rebate Program
Copays are minimal: federal law caps them at $4 for preferred drugs and $8 for non-preferred for most beneficiaries
Children, pregnant women, and those in institutions pay $0 copays in most states
States use preferred drug lists (PDLs) and supplemental rebates to manage costs
Prior authorization must be processed within 24 hours; a 72-hour emergency supply must be provided while pending
Medicaid expansion states cover adults up to 138% of the federal poverty level

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Coverage varies by plan. Use our formulary checker tool to look up your exact copay and restrictions.

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Frequently Asked Questions

Does Medicaid cover all prescription drugs?

Medicaid must cover nearly all FDA-approved drugs from manufacturers participating in the Medicaid Drug Rebate Program. States can use preferred drug lists and require prior authorization, but they cannot outright deny medically necessary medications. Some states exclude specific categories like fertility drugs or cosmetic treatments.

How much do prescriptions cost on Medicaid?

Medicaid copays are very low, typically $0 to $4 for preferred generic drugs and up to $8 for non-preferred brand drugs. Many populations (children, pregnant women, nursing home residents) are exempt from all copays. Pharmacies cannot deny medication to Medicaid patients who cannot afford the copay.

Does Medicaid cover Ozempic and other GLP-1 drugs?

Medicaid must cover Ozempic for its FDA-approved indication (type 2 diabetes). Coverage for weight loss indications varies by state. Some states have added coverage for anti-obesity medications, while others limit coverage to diabetes treatment only. Check your state Medicaid formulary for specifics.

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