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RETIN-A .5 mg/g Cream
Also known as Tretinoin. Coverage in Idaho and Utah (CMS PDP Region 31).
Not on any stand-alone Part D formulary in Idaho and Utah
None of the 10 stand-alone Part D (PDP) plans in CMS PDP Region 31 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 ID, UT lists it either