Also known as Diltiazem Hydrochloride. Coverage in Mississippi (CMS PDP Region 20).
Not on any stand-alone Part D formulary in Mississippi
None of the 10 stand-alone Part D (PDP) plans in CMS PDP Region 20 list this drug. On one of those plans the patient would pay the full retail price, or you would need a formulary exception.
Medicare Advantage plans
Medicare Advantage plans carry their own formularies, separate from stand-alone Part D, and are sold county by county. Pick a county to see every Medicare Advantage drug plan there that covers this drug.
No Medicare Advantage drug plan in MS lists it either