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Live data · NADAC + Part D CY24 · reviewed daily

Besifloxacin (Besivance)

Besifloxacin kills bacteria by inhibiting DNA replication enzymes.

First FDA approval2009-05-28
Generic availableNo (brand-only)
Shortage statusNone
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

$9.0M in CY2024 Part D spend40K claims · 27K beneficiaries · 329 plans surveyed

Lowest NADAC
$44.13/unit
1 NDCs benchmarked, lowest of all strengths.
Average NADAC
$44.13
Across all dosage forms in distribution.
Highest NADAC
$44.13
Range is tight.
Plans with PA
1 / 329
Limited PA friction.

Questions a plan sponsor actually asks.

FAQPage schema12 entries indexed · 4 visible
What is Besifloxacin used for?

Besifloxacin kills bacteria by inhibiting DNA replication enzymes.

Is there a generic for Besifloxacin?

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

How much does my plan pay for Besifloxacin?

Across 329 Part D plans, Besifloxacin averages $44.13/unit (NADAC). Lowest available: $44.13/unit. Highest in distribution: $44.13/unit.

Is Besifloxacin on the FDA shortage list?

No. Besifloxacin is not currently on the FDA Drug Shortage Database.

8 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.

Quinolone Antimicrobial6 alternatives in D1
01
Gatifloxacin
Brand: ZYMAXID
$9.84Lowest NADAC
2Generic mfrs
$2.0MCY24 Part D spend
Compare →
02
Gatifloxacin Ophthalmic Solution
Quinolone Antimicrobial
Lowest NADAC
0Generic mfrs
CY24 Part D spend
Compare →
03
Ofloxacin
Brand: OCUFLOX
$1.04Lowest NADAC
14Generic mfrs
$39.4MCY24 Part D spend
Compare →
04
Ofloxacin Ophth Soln
Quinolone Antimicrobial
Lowest NADAC
0Generic mfrs
CY24 Part D spend
Compare →
05
Ofloxacin Ophthalmic Solution Usp,
Brand: Ofloxacin
$1.16Lowest NADAC
0Generic mfrs
CY24 Part D spend
Compare →
06
Ofloxacin Otic
Brand: Ofloxacin
$1.04Lowest NADAC
0Generic mfrs
CY24 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 (1 approvals on file) · NADAC unit costs: CMS NADAC weekly file (1 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.