Drug class profile · refreshed daily from federal data

Potassium Binder

2 molecules in this class, $4.5M combined CY2024 Part D spend across 78K 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 Potassium Binder 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: 2tracked in Part D
CY24 Part D spend: $4.5Mcombined across class
Total Rx claims: 78K47K unique beneficiaries
Generic mfrs (active): 9across all molecules

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

CY2024 dataCMS Part D Spending Dashboard

Sodium Polystyrene Sulfonate

Brand: Kionex · 78K Part D claims (CY24) · 47K beneficiaries · First FDA approval: 1982-12-08

9 generic mfrs 0 plans require PA

Low NADAC$0.104

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Avg plan cost$0.316

Part D spend $4.5M 3× spread, current vs floor

Class share

100%

of class CY24 spend

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Patiromer

Brand: VELTASSA · — Part D claims (CY24) · First FDA approval: 2015-10-23

Brand-only (no generics) 126 plans require PA

Low NADAC$33.97

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Avg plan cost$37.82

Part D spend — 1× spread, current vs floor

Class share

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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