Health & Medicinearticle2026-08-10

A Case of Drug-Induced Eosinophilic Pneumonia Caused by Nijutsuto Identified through Online Eligibility Verification

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Abstract

A 75-year-old woman presented to an orthopedic clinic at another hospital for periarthritis of the shoulder and was prescribed nijutsuto. On day 24 after initiation, she developed exertional dyspnea. On Day 26, she discontinued nijutsuto on her own because she perceived no improvement in her shoulder symptoms.

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View paper (DOI)Open access versionOpenAlexIryo Yakugaku (Japanese Journal of Pharmaceutical Health Care and Sciences)Published 2026-08-10

Authors: Kenji Yamano, Haruyuki Kawai, Yorihiro Nakamura, Yasuhiro Kawakami, Yumi Noritake

Institutions: Okayama Saiseikai General Hospital