If you work in pharmaceutical regulation, quality control, or drug development involving Japan's market, this is the definitive reference you need on your shelf. The Japanese Pharmacopoeia (JP) is the country's official compendium of drug standards — the authoritative source for specifications, quality criteria, and standardized testing methods that govern pharmaceutical products in Japan.
This 19th edition represents the first comprehensive revision in five years, updated to reflect advances in pharmaceutical science and the growing need for international harmonization in drug distribution. The monograph section now covers 2,072 items, with 27 newly added substances (26 chemical drugs and 1 crude drug) and 3 deletions. General testing methods have been revised in line with agreements from the Pharmacopoeial Discussion Group, including updates to the insoluble particulate matter test for injections. New reference information sections address topics ranging from bioassays and solubility measurement to aerodynamic particle size testing for inhalation solutions and spray uniformity testing for nasal preparations.
Beyond the pharmacopoeia text itself, this edition includes a substantial supplementary section compiling official notices, technical bulletins, and administrative communications that explain the intent and key points behind each revision. You also get resources for crude drug testing and original cross-reference indexes designed to make navigation through this 3,208-page volume as efficient as possible.
Published by Jiho, a leading Japanese publisher specializing in pharmaceutical and medical regulatory literature. Brand new, 2026 publication.
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