$17.1M in CY2024 Part D spend593K claims · 98K beneficiaries · 329 plans surveyed
Questions a plan sponsor actually asks.
What is Phenobarbital used for?
Phenobarbital is a this drug class medication tracked in Medicare Part D.
Is there a generic for Phenobarbital?
No. Phenobarbital is brand-only with no generic equivalents currently in market.
How much does my plan pay for Phenobarbital?
Across 329 Part D plans, Phenobarbital averages $0.047/unit (NADAC). Lowest available: $0.040/unit. Highest in distribution: $0.053/unit.
Is Phenobarbital on the FDA shortage list?
Phenobarbital has been discontinued by its manufacturer(s).
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.
Sources · every number above traces back.
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 (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.