Drug class profile · refreshed daily from federal data

Mast Cell Stabilizer

1 molecule in this class, $15.2M combined CY2024 Part D spend across 145K 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 Mast Cell Stabilizer 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: $15.2Mcombined across class
Total Rx claims: 145K69K unique beneficiaries
Generic mfrs (active): 8across all molecules

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

CY2024 dataCMS Part D Spending Dashboard

Cromolyn

Brand: Gastrocrom · 145K Part D claims (CY24) · 69K beneficiaries · First FDA approval: 1999-06-29

8 generic mfrs 329 plans require PA Active FDA shortage

Low NADAC$0.331

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Avg plan cost$0.823

Part D spend $15.2M 2× spread, current vs floor

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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