Drug class profile · refreshed daily from federal data

Adrenal Steroid Synthesis Inhibitor

1 molecule in this class, $2.1M combined CY2024 Part D spend across 208 claims. Class-level guide below for benefits decision-makers: where the money lives, where the savings live.

Last updated 14 Jul 2026

NADAC: weekly (every Wed)Part D Formulary: quarterlyPart D Spend: annualOrange Book: weeklyShortages: daily

Class summary at a glance.

Every drug in the Adrenal Steroid Synthesis Inhibitor class tracked across NADAC, Part D Formulary, Part D Spending, FDA Orange Book, and shortage data. Ranked below by CY24 Part D spend. Click any molecule for the full drug profile.

Molecules in class: 1tracked in Part D
CY24 Part D spend: $2.1Mcombined across class
Total Rx claims: 20869 unique beneficiaries
Generic mfrs (active): 0across all molecules

Every drug in this class, ranked by Part D spend.

CY2024 dataCMS Part D Spending Dashboard

Metyrapone

Brand: Metopirone · 208 Part D claims (CY24) · 69 beneficiaries · First FDA approval: 1962-01-25

Brand-only (no generics)

Low NADAC—

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Avg plan cost—

Part D spend $2.1M

Class share

100%

of class CY24 spend

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Class summary at a glance.

Every drug in this class, ranked by Part D spend.

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