PERAMPANEL .5 mg/mL Suspension

Coverage in Missouri (CMS PDP Region 18).

8 of 10 stand-alone Part D plans in Missouri cover this drug on tier 4–5.

8 of 8 plans apply a prior authorization, step therapy or quantity limit.

115 Medicare Advantage plans in MO do cover it

Medicare Advantage plans carry their own formularies, separate from stand-alone Part D. A patient on an MA-PD plan may have coverage even where no PDP lists the drug. MO: 115 plans.

Every plan that covers it

Plan	Tier	30-day preferred	90-day mail	Unit cost	Est. 30-day fill	Restrictions
Humana Basic Rx Plan (PDP)$16.50/mo premium · $615.00 deductible	4Non-Preferred Drug	35%	—	$4.7422	$346.1873 units	Prior authorization Quantity limit 68 per 28 days
Humana Value Rx Plan (PDP)$33.70/mo premium · $601.00 deductible	4Non-Preferred Drug	34%	—	$4.7422	$346.1873 units	Prior authorization Quantity limit 68 per 28 days
Humana Premier Rx Plan (PDP)$126.40/mo premium · $0.00 deductible	4Non-Preferred Drug	50%	50%	$4.7422	$346.1873 units	Prior authorization Quantity limit 68 per 28 days
Wellcare Value Script (PDP)$9.60/mo premium · $615.00 deductible	5Specialty Tier	25%	—	$2.9225	$210.4272 units	Quantity limit 72 per 30 days
Wellcare Classic (PDP)$10.70/mo premium · $615.00 deductible	5Specialty Tier	25%	—	$2.9225	$210.4272 units	Quantity limit 72 per 30 days
HealthSpring Extra Rx (PDP)$70.70/mo premium · $615.00 deductible	5Specialty Tier	25%	—	$2.8474	$205.0172 units	Quantity limit 72 per 30 days
HealthSpring Assurance Rx (PDP)$74.30/mo premium · $615.00 deductible	5Specialty Tier	25%	—	$2.8565	$205.6772 units	Quantity limit 72 per 30 days
SilverScript Choice (PDP)$94.90/mo premium · $615.00 deductible	5Specialty Tier	25%	—	$4.2458	$309.9473 units	Prior authorization Quantity limit 68 per 28 days

Cost-sharing is the initial coverage phase at a preferred pharmacy; a percentage is coinsurance of the plan’s negotiated price, and the deductible may apply first. CMS publishes a negotiated price per unit, so the 30-day fill is shown only where the plan’s own quantity limit supplies the quantity.

See coverage in all 39 regions →