Pharmaceutical group · Japan
Eisai
A group of 15 companies with 169 medicines in 10 countries.
Group structure
15 companies in 8 countries
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Pharmaceutical group · Japan
A group of 15 companies with 169 medicines in 10 countries.
15 companies in 8 countries
One free account for the Prognia apps: Ward to study, Osler for clinical answers with their sources, and the network to find your colleagues.
Groups are put together by Prognia from the names regulators publish and from company links; they are not an official corporate structure.
Every medicine of every company in the group, current ones first.
1–25 of 169
| Medicine | Substance | Country | Status | Authorised |
|---|---|---|---|---|
| ACIPHEX10MG **Federal Register determination that product was not discontinued or withdrawn for safety or effectiveness reasons** | 20MG · Tablet, Delayed Release | Rabeprazole | United States | Marketed | 1999 |
| ARICEPT5mg/5ml · Solution | Donepezil | United States | Not marketed | 2004 |
| ARICEPT10mg | 23mg | 5mg · Tablet | Donepezil | United States | Marketed | 1996 |
| ARICEPT 10 MG COMPRIMIDOS RECUBIERTOS CON PELICULA10 mg · Comprimido recubierto | Donepezil | Spain | Marketed | 1997 |
| ARICEPT 5 mg COMPRIMIDOS RECUBIERTOS CON PELICULA5 mg · Comprimido recubierto | Donepezil | Spain | Marketed | 1997 |
| Aricept Evess 10mg orodispersible tablet10mg · Tablet, orally disintegrating | Donepezil | Singapore | Authorised | 2009 |
| Aricept Evess 5mg orodispersible tablet5mg · Tablet, orally disintegrating | Donepezil | Singapore | Authorised | 2009 |
| Aricept Film-coated Tablets 23mg23 mg · Tablet, film coated | Donepezil | Singapore | Authorised | 2014 |
| ARICEPT FLAS 10 mg COMPRIMIDOS BUCODISPERSBLES10 mg · Comprimido bucodispersable | Donepezil | Spain | Marketed | 2021 |
| ARICEPT FLAS 10 MG COMPRIMIDOS BUCODISPERSBLES10 mg · Comprimido bucodispersable | Donepezil | Spain | Marketed | 2006 |
| ARICEPT FLAS 5 MG COMPRIMIDOS BUCODISPERSABLES5 mg · Comprimido bucodispersable | Donepezil | Spain | Marketed | 2006 |
| ARICEPT ODT10mg | 5mg · Tablet, orally disintegrating | Donepezil | United States | Not marketed | 2004 |
| BANZEL40mg/ml · Suspension | Rufinamide | United States | Marketed | 2011 |
| BANZEL400 mg · Tablet | Rufinamide | Canada | Marketed | 2011 |
| BANZEL100 mg · Tablet | Rufinamide | Canada | Marketed | 2011 |
| BANZEL100MG **Federal Register determination that product was not discontinued or withdrawn for safety or effectiveness reasons** | 200MG | 400MG · Tablet | Rufinamide | United States | Marketed | 2008 |
| BANZEL200 mg · Tablet | Rufinamide | Canada | Marketed | 2011 |
| DAYVIGO5 mg · Tablet | Lemborexant | Canada | Marketed | 2020 |
| DAYVIGO10 mg · Tablet | Lemborexant | Canada | Marketed | 2020 |
| DAYVIGO10mg | 5mg · Tablet | Lemborexant | United States | Marketed | 2019 |
| DAYVIGO | Lemborexant | Brazil | Authorised | 2025 |
| DAYVIGO FILM-COATED TABLET 10MG10 mg · Tablet, film coated | Lemborexant | Singapore | Authorised | 2021 |
| DAYVIGO FILM-COATED TABLET 5MG5 mg · Tablet, film coated | Lemborexant | Singapore | Authorised | 2021 |
| EQUFINA FILM-COATED TABLET 50MG50mg · Tablet, film coated | Safinamide | Singapore | Authorised | 2022 |
| FERROCYTE TABLET 50 mg50 mg · Tablet, film coated | Ferrous | Singapore | Authorised | 1991 |
Where it holds or makes medicines, with how many are current.
| Country | Medicines | Current | Past | Companies |
|---|---|---|---|---|
| Spain | 35 | 34 | 1 | CompaniesAll medicines |
| Saudi Arabia | 29 | 29 | 0 | CompaniesAll medicines |
| Canada | 25 | 21 | 4 | CompaniesAll medicines |
| Singapore | 25 | 25 | 0 | CompaniesAll medicines |
| Netherlands | 17 | 17 | 0 | CompaniesAll medicines |
| United States | 16 | 16 | 0 | CompaniesAll medicines |
| Brazil | 8 | 3 | 5 | CompaniesAll medicines |
| European Union (EMA) | 7 | 6 | 1 | CompaniesAll medicines |
| Italy | 6 | 6 | 0 | CompaniesAll medicines |
| Romania | 1 | 0 | 1 | CompaniesAll medicines |
Also in the registers of France, Serbia, United Kingdom
The ATC groups most of its medicines belong to, largest first.
The active substances in most of its medicines.
How the registers spell it, normalised: legal forms, accents and capitals removed.
Compiled by Prognia from the public medicine and company registers below. Logos are not used.
Companies are grouped by Prognia from the names regulators publish; not an official corporate structure.
Source: European Medicines Agency (EPAR data).
Licence: EMA reuse policy (source acknowledgement required)
Fuente de la información: AEMPS (CIMA).
Licence: AEMPS open data reuse with attribution
Source: U.S. FDA, Drugs@FDA / openFDA. FDA does not endorse this site.
Licence: Public domain (U.S. Government work)
Source: BDPM (ANSM, HAS, UNCAM).
Licence: Licence Ouverte v1.0
ANVISA / CMED, consumer price table; embedded source date 2026-07-21 and retrieval date
Licence: Other (Public Domain)
Anvisa published factual open-data CSV https://dados.anvisa.gov.br/dados/CONSULTAS/PRODUTOS/TA_CONSULTA_MEDICAMENTOS.CSV, HTTP version Mon, 12 Oct 2026 11:45:25 GMT; acquired 12 October 2026; original source states and timestamps retained.
Licence: Brazil federal factual open data, consolidated Decreto 8777/2016 article 4; attribution and third-party exceptions
Anvisa, official medicine/API manufacturer factual export, HTTP source version Fri, 09 Oct 2026 08:21:54 GMT, acquired 2026-10-09; exact unmodified native identifiers and fields preserved.
Licence: Brazil federal factual open-data reuse; Decreto 8777/2016 consolidated article 4 and third-party exceptions
Health Canada, Drug Product Database, company API, entire response observed 2026-10-10T15:12:05.508784+00:00; native facts projected by Prognia.
Licence: Open Government Licence Canada
Health Canada, Drug Product Database, drugproduct API, entire response observed 2026-10-10T15:12:07.336870+00:00; native facts projected by Prognia.
Licence: Open Government Licence Canada
Fuente de la información: Agencia Española de Medicamentos y Productos Sanitarios www.aemps.gob.es; CIMA presentaciones, acquired 11 October 2026 UTC; each source response/update date retained.
Licence: AEMPS explicit public open-data reuse for citizens and companies; source attribution and update date required
Fuente de la información: Agencia Española de Medicamentos y Productos Sanitarios www.aemps.gob.es; CIMA medicamentos, acquired 11 October 2026 UTC; each source response/update date retained.
Licence: AEMPS explicit public open-data reuse for citizens and companies; source attribution and update date required
BDPM / ANSM, HAS and UNCAM; original URLs and each update date retained
Licence: BDPM exact Licence Ouverte v1.0 (October 2011)
Medicines and Healthcare products Regulatory Agency (MHRA), GOV.UK; Category 1 list; publication updated 25 August 2026; acquired 2026-10-15T08:18:47.757811+00:00; original workbook cells and factual authorization/holder projections adapted under Open Government Licence v3.0.
Licence: Open Government Licence v3.0; exact Crown copyright 2026 publication grant
Medicines and Healthcare products Regulatory Agency (MHRA), GOV.UK; Category 2 list; publication updated 25 August 2026; acquired 2026-10-15T08:18:48.423930+00:00; original workbook cells and factual authorization/holder projections adapted under Open Government Licence v3.0.
Licence: Open Government Licence v3.0; exact Crown copyright 2026 publication grant
Agenzia Italiana del Farmaco (AIFA); https://www.aifa.gov.it/documents/20142/3815901/Classe_A_per_principio_attivo_31-05-2026.csv; HTTP Last-Modified Mon, 28 Sep 2026 08:46:41 GMT; acquired 2026-10-13T17:21:06.055244+00:00; native fields retained, source identifier and role projections are adaptations.
Licence: CC BY 4.0; AIFA published open-data catalog
Agenzia Italiana del Farmaco (AIFA); https://www.aifa.gov.it/documents/20142/3815901/Classe_H_per_principio_attivo_31-05-2026.csv; HTTP Last-Modified Mon, 28 Sep 2026 08:46:40 GMT; acquired 2026-10-13T17:21:06.034935+00:00; native fields retained, source identifier and role projections are adaptations.
Licence: CC BY 4.0; AIFA published open-data catalog
Agenzia Italiana del Farmaco (AIFA); https://drive.aifa.gov.it/farmaci/confezioni_fornitura.csv; HTTP Last-Modified Mon, 12 Oct 2026 23:02:44 GMT; acquired 2026-10-13T17:21:16.224007+00:00; native fields retained, source identifier and role projections are adaptations.
Licence: CC BY 4.0; AIFA published open-data catalog
College ter Beoordeling van Geneesmiddelen, Geneesmiddeleninformatiebank metadata, source update 07-10-2026; downloaded 08-10-2026; factual adaptation.
Licence: Conditional noncreative administrative factual metadata; no dataset-wide CC0 claim
Ministerul Sănătății, Catalogul public naţional al preţurilor, 18 iunie 2021, downloaded 2026-10-08 from data.gov.ro; CC BY 4.0; structured factual adaptation, code whitespace trimmed only where explicitly recorded.
Licence: Creative Commons Attribution 4.0 International (CC BY 4.0)
ALIMS, Registar humanih lekova, source 08.10.2026 02:00, downloaded 2026-10-08, https://data.gov.rs/sr/datasets/lekovi-za-upotrebu-u-khumanoj-meditsini/; structured factual adaptation; Serbian Open Data Licence.
Licence: Serbian Open Data Licence (sodl)
Saudi Food and Drug Authority (SFDA), foreign human medicine open-data listing, source scope 2023, retrieved 11 October 2026 UTC; exact original file and response modification date retained.
Licence: Exact SFDA open-data section explicitly offers freely usable named human medicine workbooks; factual-data scope only
Contains information from HSA Listing of Registered Therapeutic Products accessed on 8 October 2026 from data.gov.sg, under Singapore Open Data Licence 1.0: https://data.gov.sg/open-data-licence
Licence: Singapore Open Data Licence
FDA Purple Book, September 2026 release; acquired 2026-10-10T15:29:54.330165+00:00; exact source fields retained with source-key projections.
Licence: FDA-created structured factual administrative metadata; public-domain policy with third-party exceptions
Report an error or request removalCorrections from the company itself are welcome.
Ranked by their number of medicines.