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4559 on Tokyo Stock Exchange

Zeria Pharmaceutical

Logo: zeria.co.jp3

Japanese company (e. 1955)

Zeria Shinyaku Kōgyō KK (ゼリア新薬工業株式会社, Zeria Shinyaku Kōgyō Kabushiki-gaisha, Zeria Pharmaceutical Co., Ltd.) is a Japanese drug manufacturer that obtained Tillotts Pharma AG. In 1955, the Japanese Kisaku Ibu, former Yamanouchi Seiyaku executive opened a new pharmaceutical company in Tokyo under the name Zeria Yakushō Kenkyusho (Zeria Pharmaceutical and Cosmetics Laboratory). In 1970, this company becomes Zeria Shinyaku Zeria Shinyaku KK.2 Its shares trade on Tokyo Stock Exchange under the symbol 4559.1 Wikipedia text CC BY-SA 4.0

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Last updated Oct 21, 2026.

Overview

Dec 1955Founded1

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  • Ticker4559 on Tokyo Stock Exchange1
  • HeadquartersChūō1
  • Websitewww.zeria.co.jp
  • Legal formkabushiki gaisha1

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Zeria Pharmaceutical image from its website
Image: zeria.co.jp3

Zeria Shinyaku Kōgyō KK (ゼリア新薬工業株式会社, Zeria Shinyaku Kōgyō Kabushiki-gaisha, Zeria Pharmaceutical Co., Ltd.) is a Japanese drug manufacturer that obtained Tillotts Pharma AG.2

Products and brands

Zeria holds a leading position within the gastroenterology field in Japan.

In 2019, the pain reliever cream EPATEC (ketoprofen) firstly developed by Nissan Chemical Corporation was revocated authorization of Ministry of Health, Labour and Welfare around the contraindications for women in the third trimester of pregnancy.

At a facility located in Esbjerg, Denmark the subsidiary ZPD, Zeria Pharmaceuticals Denmark, (formerly Biofac) manufactures Chondroitin Sulfate Sodium. In November 2024 a considerable expansion of the facility was announced.

From Wikipedia’s article on Zeria Pharmaceutical, shared under CC BY-SA 4.0.4

Timeline

  1. Dec 1955Founded Founded1

Calendar

Drug trials and FDA: recently

  1. Mar 2, 2026Phase 3 trial completed Phase 3 trial of Acotiamide hydrochloride hydrate in Functional Dyspepsia: primary completion Mar 2, 2026, no results posted yet (ClinicalTrials.gov NCT04526119).5

Upcoming dates from Nasdaq's calendar; past results from the company's 8-K filings (Item 2.02). Trials from ClinicalTrials.gov, as the sponsor registered them (expected dates are the sponsor's own and often move); approvals and advisory committee meetings from the FDA. The FDA does not publish its decision (PDUFA) dates. The full markets calendar

Sources

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