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Live data · NADAC + Part D CY24 · reviewed daily

Darunavir Ethanolate and Cobicistat (PREZCOBIX)

Cytochrome P450 3A Inhibitor class · 0 generic manufacturers · 0 ANDAs filed at FDA.

First FDA approval2015-01-31
Generic availableNo (brand-only)
Shortage statusNone
340B exposureunknown
Last updated
NADAC: weekly (every Wed)Part D Formulary: quarterlyPart D Spend: annual (CY24)Orange Book: weeklyShortages: daily
At a glance · the numbers a plan sponsor wants on screen one
Lowest NADAC
$79.99/unit
1 NDCs benchmarked, lowest of all strengths.
Average NADAC
$79.99
Across all dosage forms in distribution.
Highest NADAC
$79.99
Range is tight.
Plans with PA
0 / 329
Zero PA friction — switching is purely formulary.

Questions a plan sponsor actually asks.

FAQPage schema10 entries indexed · 4 visible
What is Darunavir Ethanolate and Cobicistat used for?

Darunavir Ethanolate and Cobicistat is a Cytochrome P450 3A Inhibitor medication tracked in Medicare Part D.

Is there a generic for Darunavir Ethanolate and Cobicistat?

No. Darunavir Ethanolate and Cobicistat is brand-only with no generic equivalents currently in market.

How much does my plan pay for Darunavir Ethanolate and Cobicistat?

Across 329 Part D plans, Darunavir Ethanolate and Cobicistat averages $79.99/unit (NADAC). Lowest available: $79.99/unit. Highest in distribution: $79.99/unit.

Is Darunavir Ethanolate and Cobicistat on the FDA shortage list?

No. Darunavir Ethanolate and Cobicistat is not currently on the FDA Drug Shortage Database.

6 additional drug-specific questions are indexed in the page's FAQPage schema for search engines and LLM crawlers, beyond what renders visually above. View page source for the complete JSON-LD.

Same class. Different math.

Cytochrome P450 3A Inhibitor6 alternatives in D1
01
Atazanavir and Cobicistat
Brand: EVOTAZ
$51.98Lowest NADAC
0Generic mfrs
CY24 Part D spend
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02
Cobicistat
Brand: Tybost
Lowest NADAC
0Generic mfrs
$391,226CY24 Part D spend
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03
Darunavir, Cobicistat, Emtricitabine, and Tenofovir Alafenamide
Brand: Symtuza
$152.95Lowest NADAC
0Generic mfrs
CY24 Part D spend
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04
Elvitegravir, Cobicistat, Emtricitabine, and Tenofovir Alafenamide
Brand: Genvoya
$143.35Lowest NADAC
0Generic mfrs
CY24 Part D spend
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05
Elvitegravir, Cobicistat, Emtricitabine, and Tenofovir Disoproxil
Brand: Stribild
$150.41Lowest NADAC
0Generic mfrs
CY24 Part D spend
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06
Lopinavir and Ritonavir
Brand: Kaletra
$4.70Lowest NADAC
5Generic mfrs
CY24 Part D spend
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Sources · every number above traces back.

Last refresh30 May 2026

Drug identity, dosage forms, brand names: openFDA NDC Directory · First approval, ANDA history: FDA Orange Book (3 approvals on file) · NADAC unit costs: CMS NADAC weekly file (1 NDCs benchmarked) · Formulary tier and PA placement: CMS Part D Formulary file (329 plans) · Annualized spend, claims, beneficiaries: CMS Part D Spending Dashboard · Shortage status: FDA Drug Shortage Database · 340B exposure: HRSA OPAIS. Methodology and reproducibility notes on /methodology.