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Japan Panel Backs Conditional Approval of iPS Cell Therapies

If formally signed off, the products would mark the first routine medical use of iPS cells, with post-marketing studies preceding broader rollout.

Overview

  • An MHLW expert committee on Feb. 19 endorsed early, conditional manufacturing and marketing approval for Reheart for severe heart failure and Amshepri for Parkinson's disease.
  • The health minister said formal approval could be issued as early as early March, positioning the therapies for initial use later in 2026 pending operational preparations.
  • Reheart, developed by Osaka University spinout Quolips, is a heart muscle sheet for advanced ischemic heart failure; an eight-patient trial reported symptom improvement in all participants with no tumor formation.
  • Amshepri, submitted by Sumitomo Pharma, transplants iPS-derived dopaminergic progenitors; in a Kyoto University trial of six patients, four showed motor or symptom improvement without signs of tumorigenesis.
  • Both products fall under Japan's conditional, time-limited pathway requiring additional safety and efficacy data over up to seven years, while pricing, insurance coverage and manufacturing scale-up are readied.