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
1.5 ML somapacitan-beco 6.7 MG/ML Pen Injector [Sogroya] somapacitan-beco	15	0.3%	T3	100%	28
1.5 ML somapacitan-beco 3.3 MG/ML Pen Injector [Sogroya] somapacitan-beco	15	0.3%	T3	100%	28
1.5 ML somapacitan-beco 10 MG/ML Pen Injector [Sogroya] somapacitan-beco	15	0.3%	T3	100%	28
cilastatin 500 MG / imipenem 500 MG Injection [Primaxin] cilastatin	15	0.3%	T3	0%	22
{4 (0.8 ML adalimumab-aacf 50 MG/ML Auto-Injector) } Pack adalimumab-aacf	15	0.3%	T5	100%	-
{6 (0.8 ML adalimumab-aacf 50 MG/ML Auto-Injector) } Pack adalimumab-aacf	15	0.3%	T5	100%	-
0.8 ML adalimumab-aacf 50 MG/ML Prefilled Syringe adalimumab-aacf	15	0.3%	T3	100%	-
0.4 ML adalimumab-ryvk 100 MG/ML Auto-Injector adalimumab-ryvk	15	0.3%	T5	100%	-
0.4 ML adalimumab-ryvk 100 MG/ML Prefilled Syringe adalimumab-ryvk	15	0.3%	T5	100%	-
paltusotine 20 MG Oral Tablet [Palsonify] paltusotine	15	0.3%	T5	100%	-
paltusotine 30 MG Oral Tablet [Palsonify] paltusotine	15	0.3%	T5	100%	-
glimepiride 3 MG Oral Tablet glimepiride	14	0.3%	T2	0%	1,187,344
penciclovir 10 MG/ML Topical Cream [Denavir] penciclovir	14	0.3%	T3	0%	3,267
0.8 ML adalimumab-adaz 100 MG/ML Auto-Injector [Hyrimoz] adalimumab-adaz	14	0.3%	T5	100%	-
{3 (0.8 ML adalimumab-adaz 100 MG/ML Auto-Injector [Hyrimoz]) } Pack [Hyrimoz Crohn's and UC Starter Kit] adalimumab-adaz	14	0.3%	T5	100%	-
{3 (0.8 ML adalimumab-adaz 100 MG/ML Prefilled Syringe [Hyrimoz]) } Pack [Hyrimoz Pediatric Crohn's Starter Kit Patient Weight > 40 KG] adalimumab-adaz	14	0.3%	T5	100%	-
0.4 ML adalimumab-adaz 100 MG/ML Auto-Injector [Hyrimoz] adalimumab-adaz	14	0.3%	T5	100%	-
0.4 ML adalimumab-adaz 100 MG/ML Prefilled Syringe [Hyrimoz] adalimumab-adaz	14	0.3%	T5	100%	-
0.2 ML adalimumab-adaz 100 MG/ML Prefilled Syringe [Hyrimoz] adalimumab-adaz	14	0.3%	T5	100%	-
0.1 ML adalimumab-adaz 100 MG/ML Prefilled Syringe [Hyrimoz] adalimumab-adaz	14	0.3%	T5	100%	-
{2 (0.4 ML adalimumab-adaz 100 MG/ML Auto-Injector [Hyrimoz]) / 1 (0.8 ML adalimumab-adaz 100 MG/ML Auto-Injector [Hyrimoz]) } Pack [Hyrimoz Plaque Psoriasis Starter Kit] adalimumab-adaz	14	0.3%	T5	100%	-
{1 (0.4 ML adalimumab-adaz 100 MG/ML Prefilled Syringe [Hyrimoz]) / 1 (0.8 ML adalimumab-adaz 100 MG/ML Prefilled Syringe [Hyrimoz]) } Pack [Hyrimoz Pediatric Crohn's Starter Kit Patient Weight < 40 KG] adalimumab-adaz	14	0.3%	T5	100%	-
omeprazole 20 MG / sodium bicarbonate 1680 MG Powder for Oral Suspension omeprazole	12	0.2%	T3	33.3%	7,298,218
omeprazole 40 MG / sodium bicarbonate 1680 MG Powder for Oral Suspension omeprazole	12	0.2%	T3	33.3%	7,298,218
lisdexamfetamine dimesylate 10 MG Oral Capsule [Vyvanse] lisdexamfetamine dimesylate	12	0.2%	T3	50%	57,529
lisdexamfetamine dimesylate 20 MG Oral Capsule [Vyvanse] lisdexamfetamine dimesylate	12	0.2%	T3	50%	57,529
lisdexamfetamine dimesylate 30 MG Oral Capsule [Vyvanse] lisdexamfetamine dimesylate	12	0.2%	T3	50%	57,529
lisdexamfetamine dimesylate 40 MG Oral Capsule [Vyvanse] lisdexamfetamine dimesylate	12	0.2%	T3	50%	57,529
lisdexamfetamine dimesylate 50 MG Oral Capsule [Vyvanse] lisdexamfetamine dimesylate	12	0.2%	T3	50%	57,529
lisdexamfetamine dimesylate 60 MG Oral Capsule [Vyvanse] lisdexamfetamine dimesylate	12	0.2%	T3	50%	57,529
lisdexamfetamine dimesylate 70 MG Oral Capsule [Vyvanse] lisdexamfetamine dimesylate	12	0.2%	T3	50%	57,529
pimecrolimus 10 MG/ML Topical Cream [Elidel] pimecrolimus	12	0.2%	T3	50%	35,813
sumatriptan 10 MG/ACTUAT Nasal Spray [Tosymra] sumatriptan	12	0.2%	T4	0%	13,833
darunavir 600 MG Oral Tablet [Prezista] darunavir	12	0.2%	T3	0%	8,166
darunavir 800 MG Oral Tablet [Prezista] darunavir	12	0.2%	T3	0%	8,166
rufinamide 40 MG/ML Oral Suspension [Banzel] rufinamide	12	0.2%	T2	0%	2,232
sorafenib 200 MG Oral Tablet [Nexavar] sorafenib	12	0.2%	T3	100%	916
carglumic acid 200 MG Tablet for Oral Suspension [Carbaglu] carglumic acid	12	0.2%	T2	100%	-
ibuprofen 300 MG Oral Tablet ibuprofen	11	0.2%	T2	0%	3,444,665
celecoxib 25 MG/ML Oral Solution [Elyxyb] celecoxib	11	0.2%	T3	50%	1,627,703
indomethacin 5 MG/ML Oral Suspension indomethacin	11	0.2%	T3	0%	123,532
polyethylene glycol 3350 236000 MG / potassium chloride 2970 MG / sodium bicarbonate 6740 MG / sodium chloride 5860 MG / sodium sulfate 22740 MG Powder for Oral Solution [Golytely] polyethylene glycol	11	0.2%	T1	0%	10,172
84 HR oxybutynin 0.162 MG/HR Transdermal System [Oxytrol] oxybutynin	11	0.2%	T3	0%	461
allopurinol 200 MG Oral Tablet allopurinol	10	0.2%	T2	0%	2,262,180
valsartan 4 MG/ML Oral Solution valsartan	10	0.2%	T3	0%	1,011,848
fenofibrate 50 MG Oral Capsule [Lipofen] fenofibrate	10	0.2%	T4	0%	500,170
fenofibrate 150 MG Oral Capsule [Lipofen] fenofibrate	10	0.2%	T4	0%	500,170
insulin glulisine, human 100 UNT/ML Injectable Solution [Apidra] insulin glulisine, human	10	0.2%	T3	100%	418,431
loteprednol etabonate 2 MG/ML Ophthalmic Suspension [Alrex] loteprednol etabonate	10	0.2%	T3	0%	91,483
ciclesonide 0.05 MG/ACTUAT Metered Dose Nasal Spray [Omnaris] ciclesonide	10	0.2%	T4	0%	88,457
lisdexamfetamine dimesylate 10 MG Chewable Tablet [Vyvanse] lisdexamfetamine dimesylate	10	0.2%	T4	100%	57,529
lisdexamfetamine dimesylate 20 MG Chewable Tablet [Vyvanse] lisdexamfetamine dimesylate	10	0.2%	T4	100%	57,529
lisdexamfetamine dimesylate 30 MG Chewable Tablet [Vyvanse] lisdexamfetamine dimesylate	10	0.2%	T4	100%	57,529
lisdexamfetamine dimesylate 40 MG Chewable Tablet [Vyvanse] lisdexamfetamine dimesylate	10	0.2%	T4	100%	57,529
lisdexamfetamine dimesylate 50 MG Chewable Tablet [Vyvanse] lisdexamfetamine dimesylate	10	0.2%	T4	100%	57,529
lisdexamfetamine dimesylate 60 MG Chewable Tablet [Vyvanse] lisdexamfetamine dimesylate	10	0.2%	T4	100%	57,529
sumatriptan 11 MG Nasal Powder [Onzetra] sumatriptan	10	0.2%	T4	0%	13,833
tapentadol 50 MG Oral Tablet [Nucynta] tapentadol	10	0.2%	T4	100%	10,048
tapentadol 75 MG Oral Tablet [Nucynta] tapentadol	10	0.2%	T5	100%	10,048
tapentadol 100 MG Oral Tablet [Nucynta] tapentadol	10	0.2%	T5	100%	10,048
clindamycin 20 MG/ML Vaginal Cream [Clindesse] clindamycin	10	0.2%	T4	0%	8,722
Once-Daily gabapentin 300 MG Oral Tablet [Gralise] Once-Daily gabapentin	10	0.2%	T4	100%	4,259
Once-Daily gabapentin 450 MG Oral Tablet [Gralise] Once-Daily gabapentin	10	0.2%	T4	100%	4,259
Once-Daily gabapentin 600 MG Oral Tablet [Gralise] Once-Daily gabapentin	10	0.2%	T4	100%	4,259
Once-Daily gabapentin 750 MG Oral Tablet [Gralise] Once-Daily gabapentin	10	0.2%	T4	100%	4,259
Once-Daily gabapentin 900 MG Oral Tablet [Gralise] Once-Daily gabapentin	10	0.2%	T4	100%	4,259
estradiol valerate 10 MG/ML Injectable Solution [Delestrogen] estradiol valerate	10	0.2%	T4	0%	4,078
3 ML insulin glulisine, human 100 UNT/ML Pen Injector [Apidra] insulin glulisine, human	10	0.2%	T3	50%	676
alendronic acid 70 MG / cholecalciferol 5600 UNT Oral Tablet [Fosamax Plus D] alendronic acid	10	0.2%	T4	0%	642
halcinonide 1 MG/ML Topical Cream halcinonide	10	0.2%	T4	0%	412
3 ML testosterone undecanoate 250 MG/ML Injection [Aveed] testosterone undecanoate	10	0.2%	T4	100%	223
doxylamine succinate 10 MG / pyridoxine hydrochloride 10 MG Delayed Release Oral Tablet doxylamine succinate	10	0.2%	T3	50%	203
glycerol phenylbutyrate 1100 MG/ML Oral Solution [Ravicti] glycerol phenylbutyrate	10	0.2%	T3	100%	87
24 HR naproxen 750 MG Extended Release Oral Tablet naproxen	10	0.2%	T4	0%	-
rilzabrutinib 400 MG Oral Tablet [Wayrilz] rilzabrutinib	10	0.2%	T5	100%	-
glycopyrronium 24 MG/ML Medicated Pad [Qbrexza] glycopyrronium	9	0.2%	T3	100%	828
6 ML clindamycin 150 MG/ML Injection [Cleocin] clindamycin	9	0.2%	T1	0%	455
60 ACTUAT aclidinium bromide 0.4 MG/ACTUAT Dry Powder Inhaler [Tudorza]	9	0.2%	T3	50%	-
30 ACTUAT aclidinium bromide 0.4 MG/ACTUAT Dry Powder Inhaler [Tudorza]	9	0.2%	T3	50%	-
24 HR minocycline 90 MG Extended Release Oral Tablet minocycline	9	0.2%	T3	0%	-
24 HR minocycline 135 MG Extended Release Oral Tablet minocycline	9	0.2%	T3	0%	-
24 HR minocycline 45 MG Extended Release Oral Tablet minocycline	9	0.2%	T3	0%	-
NDA019430 0.3 ML epinephrine 1 MG/ML Auto-Injector [Epipen] NDA019430	9	0.2%	T4	0%	-
fluconazole 40 MG/ML Oral Suspension [Diflucan] fluconazole	8	0.2%	T3	0%	2,001,592
cyclosporine 1 MG/ML Ophthalmic Solution [Vevye] cyclosporine	8	0.2%	T4	0%	492,479
methylphenidate hydrochloride 5 MG Oral Tablet [Ritalin] methylphenidate hydrochloride	8	0.2%	T3	50%	108,959
methylphenidate hydrochloride 10 MG Oral Tablet [Ritalin] methylphenidate hydrochloride	8	0.2%	T3	50%	108,959
methylphenidate hydrochloride 20 MG Oral Tablet [Ritalin] methylphenidate hydrochloride	8	0.2%	T3	50%	108,959
linezolid 20 MG/ML Oral Suspension [Zyvox] linezolid	8	0.2%	T3	100%	88,286
dofetilide 0.125 MG Oral Capsule [Tikosyn] dofetilide	8	0.2%	T3	0%	65,815
dofetilide 0.25 MG Oral Capsule [Tikosyn] dofetilide	8	0.2%	T3	0%	65,815
dofetilide 0.5 MG Oral Capsule [Tikosyn] dofetilide	8	0.2%	T3	0%	65,815
misoprostol 0.1 MG Oral Tablet [Cytotec] misoprostol	8	0.2%	T3	0%	47,809
misoprostol 0.2 MG Oral Tablet [Cytotec] misoprostol	8	0.2%	T3	0%	47,809
entecavir 0.5 MG Oral Tablet [Baraclude] entecavir	8	0.2%	T3	50%	23,172
entecavir 1 MG Oral Tablet [Baraclude] entecavir	8	0.2%	T3	50%	23,172
atovaquone 250 MG / proguanil hydrochloride 100 MG Oral Tablet [Malarone] atovaquone	8	0.2%	T3	0%	21,829
atovaquone 62.5 MG / proguanil hydrochloride 25 MG Oral Tablet [Malarone] atovaquone	8	0.2%	T3	0%	21,829
itraconazole 100 MG Oral Capsule [Sporanox] itraconazole	8	0.2%	T3	0%	13,522
voriconazole 200 MG Injection [Vfend] voriconazole	8	0.2%	T3	100%	11,795

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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