A BuiltForAI Property
Live data · NADAC + Part D CY24 · reviewed daily

Cholestyramine (Prevalite)

Bile Acid Sequestrant class · 11 generic manufacturers · 29 ANDAs filed at FDA.

First FDA approval1996-02-01
Generic availableYes · 11 mfrs
Shortage statusDiscontinued
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

$27.2M in CY2024 Part D spend296K claims · 136K beneficiaries · 329 plans surveyed

Lowest NADAC
$0.145/unit
11 NDCs benchmarked, lowest of all strengths.
Average NADAC
$0.575
Across all dosage forms in distribution.
Highest NADAC
$0.796
Wide spread — brand-strength NDCs still in market.
Plans with PA
0 / 329
Zero PA friction — switching is purely formulary.

Questions a plan sponsor actually asks.

FAQPage schema13 entries indexed · 4 visible
What is Cholestyramine used for?

Cholestyramine is a Bile Acid Sequestrant medication tracked in Medicare Part D.

Is there a generic for Cholestyramine?

Yes. 29 ANDAs filed at FDA, 11 generic manufacturers currently shipping.

How much does my plan pay for Cholestyramine?

Across 329 Part D plans, Cholestyramine averages $0.575/unit (NADAC). Lowest available: $0.145/unit. Highest in distribution: $0.796/unit.

Is Cholestyramine on the FDA shortage list?

Cholestyramine has been discontinued by its manufacturer(s).

9 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.

Bile Acid Sequestrant6 alternatives in D1
01
Cholestyramine For Oral Suspension
Bile Acid Sequestrant
$0.103Lowest NADAC
0Generic mfrs
CY24 Part D spend
Compare →
02
Cholestyramine Light
Bile Acid Sequestrant
$0.103Lowest NADAC
0Generic mfrs
CY24 Part D spend
Compare →
03
Cholestyramine Powder For Suspension
Bile Acid Sequestrant
Lowest NADAC
0Generic mfrs
CY24 Part D spend
Compare →
04
Choleystyramine Light
Bile Acid Sequestrant
$0.796Lowest NADAC
0Generic mfrs
CY24 Part D spend
Compare →
05
Colesevelam
Brand: Welchol
$0.276Lowest NADAC
9Generic mfrs
$74.0MCY24 Part D spend
Compare →
06
Colestipol
Brand: Colestid
$0.272Lowest NADAC
6Generic mfrs
$67.0MCY24 Part D spend
Compare →

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 (10 approvals on file) · NADAC unit costs: CMS NADAC weekly file (11 NDCs benchmarked) · Formulary tier and PA placement: CMS Part D Formulary file (329 plans) · Annualized spend, claims, beneficiaries: CMS Part D Spending Dashboard (CY2024) · Shortage status: FDA Drug Shortage Database · 340B exposure: HRSA OPAIS. Methodology and reproducibility notes on /methodology.