Ionis announces eplontersen met co-primary and secondary endpoints in interim analysis of the Phase 3 NEURO-TTRansform study for hereditary transthyretin-mediated amyloid polyneuropathy (ATTRv-PN)

- Eplontersen showed statistically significant and clinically meaningful improvements in mNIS+7 and Norfolk QoL-DN - Eplontersen demonstrated a favorable safety profile - Ionis and AstraZeneca expect to file a New Drug Application this year CARLSBAD, Calif., June 21, 2022 /PRNewswire/ -- Ionis Pharmaceuticals, Inc. (Nasdaq: IONS) today announced positive topline results from a 35-week interim analysis of the Phase 3 NEURO-TTRansform study of Ionis and AstraZeneca's eplontersen in patients with hereditary transthyretin-mediated amyloid polyneuropathy (ATTRv-PN). Eplontersen demonstrated a statistically significant and clinically meaningful change from baseline for the co-primary endpoints of percent change in serum transthyretin (TTR) concentration and the modified Neuropathy Impairment Score +7 (mNIS+7), a measure of neuropathic disease progression, versus the historical placebo group. Eplontersen also met its key secondary endpoint of change from baseline in the Norfolk Quality of Life Questionnaire-Diabetic Neuropathy (Norfolk QoL-DN), showing treatment with eplontersen significantly improved patient-reported quality of life versus the historical placebo group.

The release as fetched from its publisher. ionis.com ↗