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Live data · NADAC + Part D CY24 · reviewed daily

Tbo-Filgrastim (GRANIX)

Tbo-Filgrastim stimulates white blood cell production, used to prevent infections during chemotherapy.

First FDA approval2013-11-11
Generic availableNo (brand-only)
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

$9.7M in CY2024 Part D spend13K claims · 5K beneficiaries · 329 plans surveyed

Lowest NADAC
—/unit
0 NDCs benchmarked, lowest of all strengths.
Average NADAC
—
Across all dosage forms in distribution.
Highest NADAC
—
Range is tight.
Plans with PA
162 / 329
Limited PA friction.

Questions a plan sponsor actually asks.

FAQPage schema9 entries indexed · 4 visible
What is Tbo-Filgrastim used for?

Tbo-Filgrastim stimulates white blood cell production, used to prevent infections during chemotherapy.

Sources: CMS Part D Spending CY24 · CMS NADAC weekly · FDA Orange Book
Is there a generic for Tbo-Filgrastim?

No. Tbo-Filgrastim is brand-only with no generic equivalents currently in market.

Sources: CMS Part D Spending CY24 · CMS NADAC weekly · FDA Orange Book
How much does my plan pay for Tbo-Filgrastim?

NADAC pricing data not currently available for this drug.

Sources: CMS Part D Spending CY24 · CMS NADAC weekly · FDA Orange Book
Is Tbo-Filgrastim on the FDA shortage list?

Tbo-Filgrastim has been discontinued by its manufacturer(s).

Sources: CMS Part D Spending CY24 · CMS NADAC weekly · FDA Orange Book

5 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.

Related questions.

Q&A librarySourced · reviewed quarterly
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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 · NADAC unit costs: CMS NADAC weekly file · 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.