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Japan· JP-3999043F2026

バリシチニブ

A baricitinib product containing バリシチニブ, registered in Japan by 日本イーライリリー, on the national reimbursement list. The same ATC class is registered in 13 of our 19 countries.

On Japan’s NHI price listATC L04AF02

Checked against MHLW / PMDA (Japan) on

Informational only — not a medical device.

SOURCE REGISTER · JPMHLW / PMDA (Japan)normalisedバリシチニブATCL04AF02REGISTER NO.JP-3999043F2026PACKS LISTED0CHECKEDSeptember 25, 2026

Where it is registered

Baricitinib is registered in 13 of 19 countries.

Countries holding a registration under ATC L04AF02 (baricitinib), each read from that country’s own register.

  • This record: Japan, from MHLW / PMDA (Japan)
  • 7 of them publish a price we can compare per daily dose

Baricitinib · ATC L04AF02

13 / 19 countries

  • Belgiumprice
  • Canada
  • Czechiaprice
  • Denmark
  • Finlandprice
  • Icelandprice
  • Ireland
  • Japan
  • Netherlands
  • Norwayprice
  • Polandprice
  • United Kingdom
  • United Statesprice
Blue: a registration under this ATC code. The ringed marker is this record’s country. Markets marked price publish a price we can compare per daily dose.

Price per daily dose

What a daily dose of baricitinib costs, country by country.

Normalised to the WHO defined daily dose (3 mg), the median price runs from $26.41 in France to $138.66 in United States — a ×5.2 gap.

  • 3 markets with a comparable price for this class
  • Public list prices, converted to USD at the rate date shown
  • US figures are pharmacy acquisition cost (CMS NADAC), not retail

Baricitinib · price per daily dose (3 mg)

USD · FX 28 Sept 2026

  • US United States$138.66 (acquisition cost)
  • CH Switzerland$62.27
  • FR France$26.41
Median listed price per WHO defined daily dose, in each market that publishes a price. US = pharmacy acquisition cost (CMS NADAC), not a retail price. Open the full comparison

The record

At a glance

MHLW / PMDA (Japan)
Active substance
バリシチニブ
Manufacturer
日本イーライリリー
Country
Japan (JP)
ATC code
L04AF02
ATC class
Baricitinib
Defined daily dose
3 mg, O
Reimbursed
Yes
Source register
MHLW / PMDA (Japan)
Last checked
September 25, 2026

Packs & prices · 0

No packs listed by the register for this record.

Regulatory notes

No shortage, Orange Book or US label notes for this record.

Interactions

368 interactions on record for baricitinib.

Graded by severity as the source publishes them — 295 severe. Severity grades are free for everyone; mechanism and management come with Growth.

  • Severity for every pair — free, no plan needed
  • The source, licence and sync date on every record
  • Mechanism and what to do for each pair — Growth plan

Baricitinib · interactions on record

368 records

  • 295 severe
  • 67 moderate
  • 6 minor

Most severe, free to view

  • PrednisoloneA07EA01severe
  • HydrocortisoneA07EA02severe
  • PrednisoneA07EA03severe
  • BetamethasoneA07EA04severe
  • Interaction severity from DDInter 2.0 (Xiong G. et al., Nucleic Acids Res.), licensed CC BY-NC 4.0 — free for non-commercial use only; not covered by the Drug Database commercial licence.
Mechanism and what to do, in the interaction check
Source: DDInter 2.0 · synced 29 Sept 2026. Grades as the source publishes them.

Sourced from a public register and reproduced with attribution. Drug Database is not affiliated with, endorsed by, or a partner of MHLW / PMDA (Japan). This is an informational data service and not a medical device — verify against the official source of record before any clinical decision.

For developers

The same record over the API, and the raw payload
GET /v1/drugs/c6e92dd0-c4cc-49af-990e-e1e5b3dd1534
GET /v1/drugs/c6e92dd0-c4cc-49af-990e-e1e5b3dd1534?format=fhir

Every response carries last_synced_at, so freshness is a field rather than a promise. Below is exactly what the ingestion wrote, before any presentation — the same JSON the API returns under payload.

{
  "spec": "4mg1錠",
  "marks": null,
  "source": "mhlw",
  "remarks": null,
  "yj_code": "3999043F2026",
  "category": "内用薬",
  "price_yen": 4820,
  "generic_name": "バリシチニブ",
  "product_name_jp": null,
  "therapeutic_class": "3999",
  "transitional_expiry": null
}

See everything about baricitinib.

This page is the registration. A free account adds the label text as the regulator wrote it, what it costs per daily dose across the markets that publish a price, a feed of what changes in the registers, and an assistant that answers with its sources. Interaction severity is free; mechanism and management are on the Growth plan. No card, nothing to install.