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Live data · NADAC + Part D CY24 · reviewed daily

Azithromycin (AZASITE)

Azithromycin is a macrolide antibacterial drug indicated for the treatment of patients with mild to moderate infections caused by susceptible strains of the designated microorganisms in the specifi....

First FDA approval1995-10-19
Generic availableYes · 20 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

$72.6M in CY2024 Part D spend13.7M claims · 10.3M beneficiaries · 329 plans surveyed

Lowest NADAC
$0.213/unit
20 NDCs benchmarked, lowest of all strengths.
Average NADAC
$0.243
Across all dosage forms in distribution.
Highest NADAC
$0.288
Range is tight.
Plans with PA
33 / 329
Limited PA friction.

Questions a plan sponsor actually asks.

FAQPage schema10 entries indexed · 4 visible
What is Azithromycin used for?

Azithromycin is a macrolide antibacterial drug indicated for the treatment of patients with mild to moderate infections caused by susceptible strains of the designated microorganisms in the specifi....

Is there a generic for Azithromycin?

Yes. 47 ANDAs filed at FDA, 20 generic manufacturers currently shipping.

How much does my plan pay for Azithromycin?

Across 329 Part D plans, Azithromycin averages $0.243/unit (NADAC). Lowest available: $0.213/unit. Highest in distribution: $0.288/unit.

Is Azithromycin on the FDA shortage list?

Azithromycin has been discontinued by its manufacturer(s).

6 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.

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 (20 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.