Eisai Co., Ltd.
Clinical trials sponsored by Eisai Co., Ltd., explained in plain language.
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Massive 5,000-Patient study tracks brain side effects of new Alzheimer's drug
Disease control Recruiting nowThis study is monitoring the safety of lecanemab, a drug for early Alzheimer's disease, in real-world medical practice. It will follow 5,000 patients to track specific brain imaging side effects, including swelling and small bleeds, known as ARIA. The main goal is to see how ofte…
Sponsor: Eisai Co., Ltd. • Aim: Disease control
Last updated Mar 30, 2026 14:34 UTC
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Real-World safety check for new bile duct cancer drug
Disease control Recruiting nowThis study is monitoring the safety of Tasfygo tablets in real-world patients with advanced bile duct cancer that cannot be surgically removed. It includes 60 patients who have a specific genetic change (FGFR2 fusion) and whose cancer worsened after standard chemotherapy. The mai…
Sponsor: Eisai Co., Ltd. • Aim: Disease control
Last updated Mar 25, 2026 14:07 UTC
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Liver study tests drug safety for patients with impaired function
Knowledge-focused Recruiting nowThis study aims to understand how mild to moderate liver problems affect how the body processes an experimental drug called tasurgratinib. Researchers will compare drug levels in 18 participants—some with liver impairment and some healthy—after a single dose. The goal is to gathe…
Phase: PHASE1 • Sponsor: Eisai Co., Ltd. • Aim: Knowledge-focused
Last updated Mar 30, 2026 14:32 UTC