Medicare Part D Drug Coverage List

According to the Centers for Medicare & Medicaid Services (CMS) 2026 Part D formulary data, this list covers 6,046 drugs across Medicare Part D plans, sorted by how broadly each is covered. Under the Inflation Reduction Act, Part D out-of-pocket costs are capped at $2,000 a year in 2026; see our methodology for how coverage breadth is calculated.

Coverage varies by plan and geography. Verify drug coverage with your specific plan before making decisions.

Overview Browse Drugs Part D Plans Rankings

Drug Name	Plans Covering	Coverage %	Avg Tier	PA %	2023 Benes
30 ACTUAT fluticasone furoate 0.05 MG/ACTUAT / vilanterol 0.025 MG/ACTUAT Dry Powder Inhaler [Breo]	4,911	96.9%	T3	0%	-
doxycycline monohydrate 100 MG Oral Capsule doxycycline monohydrate	4,910	96.9%	T2	0%	1,315,899
terconazole 80 MG Vaginal Insert terconazole	4,910	96.9%	T3	0%	84,152
trandolapril 1 MG Oral Tablet trandolapril	4,910	96.9%	T2	0%	14,826
trandolapril 2 MG Oral Tablet trandolapril	4,910	96.9%	T2	0%	14,826
trandolapril 4 MG Oral Tablet trandolapril	4,910	96.9%	T2	0%	14,826
0.9 ML tocilizumab-aazg 180 MG/ML Auto-Injector [Tyenne] tocilizumab-aazg	4,909	96.9%	T4	99.3%	109,257
0.9 ML tocilizumab-aazg 180 MG/ML Prefilled Syringe [Tyenne] tocilizumab-aazg	4,909	96.9%	T4	99.3%	109,257
clobetasol propionate 0.5 MG/ML Topical Cream clobetasol propionate	4,908	96.9%	T2	0%	1,250,981
nebivolol 2.5 MG Oral Tablet nebivolol	4,908	96.9%	T2	0%	316,436
nebivolol 5 MG Oral Tablet nebivolol	4,908	96.9%	T2	0%	316,436
nebivolol 10 MG Oral Tablet nebivolol	4,908	96.9%	T2	0%	316,436
nebivolol 20 MG Oral Tablet nebivolol	4,908	96.9%	T2	0%	316,436
paricalcitol 0.001 MG Oral Capsule paricalcitol	4,908	96.9%	T3	25.9%	6,778
erythromycin 250 MG Oral Tablet erythromycin	4,908	96.9%	T3	0%	1,861
potassium chloride 2.67 MEQ/ML Oral Solution potassium chloride	4,907	96.8%	T3	0%	3,479,756
24 HR budesonide 9 MG Extended Release Oral Tablet budesonide	4,907	96.8%	T4	60.6%	-
0.5 ML tirzepatide 30 MG/ML Auto-Injector [Mounjaro] tirzepatide	4,906	96.8%	T3	99.4%	370,203
0.5 ML tirzepatide 25 MG/ML Auto-Injector [Mounjaro] tirzepatide	4,906	96.8%	T3	99.4%	370,203
0.5 ML tirzepatide 20 MG/ML Auto-Injector [Mounjaro] tirzepatide	4,906	96.8%	T3	99.4%	370,203
0.5 ML tirzepatide 15 MG/ML Auto-Injector [Mounjaro] tirzepatide	4,906	96.8%	T3	99.4%	370,203
0.5 ML tirzepatide 10 MG/ML Auto-Injector [Mounjaro] tirzepatide	4,906	96.8%	T3	99.4%	370,203
penicillin G potassium 1000000 UNT/ML Injectable Solution penicillin G potassium	4,906	96.8%	T3	10.8%	1,181
{21 (ethinyl estradiol 0.035 MG / norethindrone 1 MG Oral Tablet) / 7 (inert ingredients 1 MG Oral Tablet) } Pack [Nortrel 1/35 28 Day] ethinyl estradiol	4,906	96.8%	T2	0%	-
primidone 125 MG Oral Tablet primidone	4,905	96.8%	T2	0%	279,909
micafungin 50 MG Injection micafungin	4,905	96.8%	T3	1.2%	3,313
furosemide 8 MG/ML Oral Solution furosemide	4,903	96.8%	T2	0%	5,640,922
{28 (norethindrone 0.35 MG Oral Tablet) } Pack [Heather 28 Day] norethindrone	4,903	96.8%	T2	0%	-
potassium chloride 2 MEQ/ML Injectable Solution potassium chloride	4,902	96.7%	T3	1.3%	3,479,756
0.5 ML tirzepatide 5 MG/ML Auto-Injector [Mounjaro] tirzepatide	4,902	96.7%	T3	99.4%	370,203
telmisartan 20 MG Oral Tablet telmisartan	4,902	96.7%	T2	0%	289,777
telmisartan 40 MG Oral Tablet telmisartan	4,902	96.7%	T2	0%	289,777
telmisartan 80 MG Oral Tablet telmisartan	4,902	96.7%	T2	0%	289,777
micafungin 100 MG Injection micafungin	4,900	96.7%	T3	1.2%	3,313
1 ML glatiramer acetate 20 MG/ML Prefilled Syringe glatiramer acetate	4,898	96.7%	T4	81.3%	-
nilotinib 71 MG Oral Tablet [Danziten] nilotinib	4,897	96.6%	T4	99.3%	2,961
nilotinib 95 MG Oral Tablet [Danziten] nilotinib	4,897	96.6%	T4	99.3%	2,961
{21 (ethinyl estradiol 0.035 MG / norethindrone 1 MG Oral Tablet) } Pack [Nortrel 1/35 21 Day] ethinyl estradiol	4,895	96.6%	T2	0%	-
zafirlukast 10 MG Oral Tablet zafirlukast	4,893	96.6%	T3	0%	15,500
zafirlukast 20 MG Oral Tablet zafirlukast	4,893	96.6%	T3	0%	15,500
paricalcitol 0.004 MG Oral Capsule paricalcitol	4,893	96.6%	T3	26.1%	6,778
paricalcitol 0.002 MG Oral Capsule paricalcitol	4,893	96.6%	T3	26.1%	6,778
acetaminophen 325 MG / oxycodone hydrochloride 2.5 MG Oral Tablet acetaminophen	4,892	96.5%	T2	0.9%	156
ciclopirox 7.7 MG/ML Topical Lotion ciclopirox	4,891	96.5%	T2	0%	397,306
diclofenac potassium 50 MG Oral Tablet diclofenac potassium	4,890	96.5%	T2	0%	147,980
terconazole 8 MG/ML Vaginal Cream terconazole	4,889	96.5%	T2	0%	84,152
theophylline 450 MG Extended Release Oral Tablet theophylline	4,889	96.5%	T3	0%	39,063
{28 (norethindrone 0.35 MG Oral Tablet) } Pack [Lyza] norethindrone	4,889	96.5%	T2	0%	-
{21 (ethinyl estradiol 0.03 MG / levonorgestrel 0.15 MG Oral Tablet) / 7 (inert ingredients 1 MG Oral Tablet) } Pack [Levora 0.15/30 28 Day] ethinyl estradiol	4,889	96.5%	T2	0%	-
glutamine 5000 MG Powder for Oral Solution glutamine	4,888	96.5%	T4	97.2%	557
dextromethorphan hydrobromide 20 MG / quinidine sulfate 10 MG Oral Capsule [Nuedexta] dextromethorphan hydrobromide	4,886	96.4%	T4	99.6%	9,268
methazolamide 25 MG Oral Tablet methazolamide	4,884	96.4%	T3	0%	10,447
{21 (desogestrel 0.15 MG / ethinyl estradiol 0.02 MG Oral Tablet) / 5 (ethinyl estradiol 0.01 MG Oral Tablet) / 2 (inert ingredients 1 MG Oral Tablet) } Pack [Kariva 28 Day] desogestrel	4,884	96.4%	T2	0%	-
24 HR diltiazem hydrochloride 120 MG Extended Release Oral Capsule [Tiadylt] diltiazem hydrochloride	4,884	96.4%	T2	0%	-
24 HR diltiazem hydrochloride 180 MG Extended Release Oral Capsule [Tiadylt] diltiazem hydrochloride	4,884	96.4%	T2	0%	-
24 HR diltiazem hydrochloride 240 MG Extended Release Oral Capsule [Tiadylt] diltiazem hydrochloride	4,884	96.4%	T2	0%	-
24 HR diltiazem hydrochloride 300 MG Extended Release Oral Capsule [Tiadylt] diltiazem hydrochloride	4,884	96.4%	T2	0%	-
24 HR diltiazem hydrochloride 360 MG Extended Release Oral Capsule [Tiadylt] diltiazem hydrochloride	4,884	96.4%	T2	0%	-
{21 (ethinyl estradiol 0.035 MG / norgestimate 0.25 MG Oral Tablet) / 7 (inert ingredients 1 MG Oral Tablet) } Pack ethinyl estradiol	4,883	96.4%	T2	0%	-
{21 (desogestrel 0.15 MG / ethinyl estradiol 0.03 MG Oral Tablet) / 7 (inert ingredients 1 MG Oral Tablet) } Pack [Reclipsen 28 Day] desogestrel	4,882	96.3%	T2	0%	-
24 HR desvenlafaxine succinate 50 MG Extended Release Oral Tablet desvenlafaxine succinate	4,882	96.3%	T2	0%	-
isotretinoin 10 MG Oral Capsule [Claravis] isotretinoin	4,881	96.3%	T3	41.5%	2,097
isotretinoin 30 MG Oral Capsule isotretinoin	4,881	96.3%	T3	41.1%	2,097
isotretinoin 20 MG Oral Capsule isotretinoin	4,881	96.3%	T3	41.1%	2,097
0.5 ML sumatriptan 12 MG/ML Auto-Injector sumatriptan	4,881	96.3%	T3	0%	-
{7 (ethinyl estradiol 0.035 MG / norgestimate 0.18 MG Oral Tablet) / 7 (ethinyl estradiol 0.035 MG / norgestimate 0.215 MG Oral Tablet) / 7 (ethinyl estradiol 0.035 MG / norgestimate 0.25 MG Oral Tablet) / 7 (inert ingredients 1 MG Oral Tablet) } Pack ethinyl estradiol	4,881	96.3%	T2	0%	-
fenofibrate 200 MG Oral Capsule fenofibrate	4,880	96.3%	T2	0%	500,170
methazolamide 50 MG Oral Tablet methazolamide	4,880	96.3%	T3	0%	10,447
isotretinoin 20 MG Oral Capsule [Claravis] isotretinoin	4,880	96.3%	T3	41.3%	2,097
isotretinoin 40 MG Oral Capsule [Claravis] isotretinoin	4,880	96.3%	T3	41.3%	2,097
24 HR niacin 1000 MG Extended Release Oral Tablet niacin	4,880	96.3%	T3	0.3%	-
{28 (norethindrone 0.35 MG Oral Tablet) } Pack [Incassia 28 Day] norethindrone	4,880	96.3%	T2	0%	-
chlorhexidine gluconate 1.2 MG/ML Mouthwash [Periogard] chlorhexidine gluconate	4,879	96.3%	T1	0%	1,548,760
fenofibrate 145 MG Oral Tablet fenofibrate	4,879	96.3%	T2	0%	500,170
fenofibrate 48 MG Oral Tablet fenofibrate	4,879	96.3%	T2	0%	500,170
24 HR amphetamine aspartate 2.5 MG / amphetamine sulfate 2.5 MG / dextroamphetamine saccharate 2.5 MG / dextroamphetamine sulfate 2.5 MG Extended Release Oral Capsule amphetamine aspartate	4,879	96.3%	T3	20.2%	-
24 HR amphetamine aspartate 1.25 MG / amphetamine sulfate 1.25 MG / dextroamphetamine saccharate 1.25 MG / dextroamphetamine sulfate 1.25 MG Extended Release Oral Capsule amphetamine aspartate	4,879	96.3%	T3	20.2%	-
24 HR amphetamine aspartate 3.75 MG / amphetamine sulfate 3.75 MG / dextroamphetamine saccharate 3.75 MG / dextroamphetamine sulfate 3.75 MG Extended Release Oral Capsule amphetamine aspartate	4,879	96.3%	T3	20.2%	-
24 HR amphetamine aspartate 6.25 MG / amphetamine sulfate 6.25 MG / dextroamphetamine saccharate 6.25 MG / dextroamphetamine sulfate 6.25 MG Extended Release Oral Capsule amphetamine aspartate	4,879	96.3%	T3	20.2%	-
{7 (ethinyl estradiol 0.035 MG / norethindrone 0.5 MG Oral Tablet) / 7 (ethinyl estradiol 0.035 MG / norethindrone 0.75 MG Oral Tablet) / 7 (ethinyl estradiol 0.035 MG / norethindrone 1 MG Oral Tablet) / 7 (inert ingredients 1 MG Oral Tablet) } Pack [Nortrel 7/7/7 28 Day] ethinyl estradiol	4,878	96.3%	T2	0%	-
isotretinoin 40 MG Oral Capsule isotretinoin	4,877	96.3%	T3	41.2%	2,097
fluocinolone acetonide 0.1 MG/ML Topical Solution fluocinolone acetonide	4,876	96.2%	T3	0%	80,799
trihexyphenidyl hydrochloride 5 MG Oral Tablet trihexyphenidyl hydrochloride	4,876	96.2%	T2	12.1%	31,777
trihexyphenidyl hydrochloride 2 MG Oral Tablet trihexyphenidyl hydrochloride	4,876	96.2%	T2	12.1%	31,777
isotretinoin 30 MG Oral Capsule [Claravis] isotretinoin	4,876	96.2%	T3	41.6%	2,097
12 HR diltiazem hydrochloride 60 MG Extended Release Oral Capsule diltiazem hydrochloride	4,876	96.2%	T2	0%	-
12 HR diltiazem hydrochloride 90 MG Extended Release Oral Capsule diltiazem hydrochloride	4,876	96.2%	T2	0%	-
12 HR diltiazem hydrochloride 120 MG Extended Release Oral Capsule diltiazem hydrochloride	4,876	96.2%	T2	0%	-
24 HR amphetamine aspartate 5 MG / amphetamine sulfate 5 MG / dextroamphetamine saccharate 5 MG / dextroamphetamine sulfate 5 MG Extended Release Oral Capsule amphetamine aspartate	4,875	96.2%	T3	20.2%	-
24 HR amphetamine aspartate 7.5 MG / amphetamine sulfate 7.5 MG / dextroamphetamine saccharate 7.5 MG / dextroamphetamine sulfate 7.5 MG Extended Release Oral Capsule amphetamine aspartate	4,875	96.2%	T3	20.2%	-
acetaminophen 21.7 MG/ML / hydrocodone bitartrate 0.5 MG/ML Oral Solution acetaminophen	4,874	96.2%	T3	0%	156
cysteamine 50 MG Oral Capsule [Cystagon] cysteamine	4,874	96.2%	T3	62.2%	30
cysteamine 150 MG Oral Capsule [Cystagon] cysteamine	4,874	96.2%	T3	62.2%	30
cefprozil 250 MG Oral Tablet cefprozil	4,873	96.2%	T2	0%	22,839
cefprozil 500 MG Oral Tablet cefprozil	4,873	96.2%	T2	0%	22,839
{21 (ethinyl estradiol 0.03 MG / norgestrel 0.3 MG Oral Tablet) / 7 (inert ingredients 1 MG Oral Tablet) } Pack [Cryselle 28] ethinyl estradiol	4,873	96.2%	T2	0%	-
rilonacept 220 MG Injection [Arcalyst] rilonacept	4,872	96.2%	T4	97.4%	173
{7 (ethinyl estradiol 0.035 MG / norgestimate 0.18 MG Oral Tablet) / 7 (ethinyl estradiol 0.035 MG / norgestimate 0.215 MG Oral Tablet) / 7 (ethinyl estradiol 0.035 MG / norgestimate 0.25 MG Oral Tablet) / 7 (inert ingredients 1 MG Oral Tablet) } Pack [Tri-Estarylla 28 Day] ethinyl estradiol	4,872	96.2%	T2	0%	-
{21 (ethinyl estradiol 0.03 MG / levonorgestrel 0.15 MG Oral Tablet) / 7 (inert ingredients 1 MG Oral Tablet) } Pack [Marlissa 28 Day] ethinyl estradiol	4,871	96.1%	T2	0%	-
dicyclomine hydrochloride 2 MG/ML Oral Solution dicyclomine hydrochloride	4,868	96.1%	T3	40.4%	887,927

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Source: CMS Quarterly Prescription Drug Plan Formulary PUF 2026. 6,046 drugs with RXCUI identifiers from NLM RxNorm. Coverage percentages based on 0 active Part D plans.

Compiled by Plainmedicare Editorial, Health Insurance Editorial Team