Hirokazu Kanegane, Akifumi Endo, Satoshi Okada, Hidenori Ohnishi, Masataka Ishimura, Ryuta Nishikomori, Kohsuke Imai, Shigeaki Nonoyama, Hideki Muramatsu, Taizo Wada, Atsushi Kuga, Ko Sakamoto, Sharon Russo-Schwarzbaum, Liang-Hui Chu, Barbara McCoy, Zhaoyang Li, Leman Yel
This phase 3, open-label, multidose study (NCT04346108) evaluated the pharmacokinetics, safety, tolerability, and efficacy of immunoglobulin subcutaneous (human) 20% solution (Ig20Gly) administered weekly and every 2 weeks in Japanese patients with primary immunodeficiency diseases (PIDs). The study was conducted at eight study sites in Japan and enrolled patients aged ≥2 years with PIDs treated using a stable intravenous immunoglobulin dose for ≥3 months prior to the study. Patients received intravenous immunoglobulin every 3 or 4 weeks at pre-study dose (200-600 mg/kg) for 13 weeks (Epoch 1), subcutaneous Ig20Gly (50-200 mg/kg) once weekly for 24 weeks (Epoch 2), and Ig20Gly (100-400 mg/kg) every 2 weeks for 12 weeks (Epoch 3)...
2024: Immunotherapy advances