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Morphine Sulfate 20 mg/5mL Medicare Part D Coverage

Dosage form
SOLUTION
Route
ORAL
97%
of Medicare Part D plans
cover Morphine Sulfate
5,364 of 5,530 plans
2.8
Avg. formulary tier
$12.00
Median 30-day copay
$0.00–$24.00
Copay range

Formulary Tier Distribution

How Medicare Part D plans classify Morphine Sulfate. Lower tiers = lower copays.

Tier 1 - Preferred Generic 5%
253 plans • avg $0.00/mo
Tier 2 - Generic 18%
944 plans • avg $3.73/mo
Tier 3 - Preferred Brand 69%
3,716 plans • avg $1.50/mo
Tier 4 - Non-Preferred Drug 8%
451 plans • avg $0.00/mo

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Morphine Sulfate Medicare Coverage by State

Coverage rates and average costs vary significantly by state. Click a state to see the specific plans available there.

Alternative Medications in the Same Drug Class

Other drugs in the Opioid Analgesics that Medicare Part D plans also cover.

Frequently Asked Questions about Morphine Sulfate

97% of Medicare Part D plans cover Morphine Sulfate. It is most commonly placed on Tier 3. Coverage varies by plan and geographic area.

The median 30-day copay for Morphine Sulfate on Medicare Part D is $12.00 at a preferred pharmacy. Costs range from $0.00 to $24.00 depending on the plan.

Morphine Sulfate is placed on Tier 3 by most Medicare Part D plans. Lower tier numbers generally mean lower copays.

0% of plans require prior authorization for Morphine Sulfate. Prior authorization means your doctor must confirm the drug is medically necessary before the plan will cover it.

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Coverage statistics based on CMS formulary data for plan year 2026. Data updated regularly. Methodology →