https://media-us.eisai.com/ Eisai Newsroom https://media-us.eisai.com/2026-08-24-LEQEMBI-IQLIK-R-lecanemab-irmb-Autoinjector-for-Initiation-of-Therapy-Now-Available-in-the-U-S-for-Early-Alzheimers-Disease Mon, 24 Aug 2026 08:00:00 -0400 https://media-us.eisai.com/2026-08-24-LEQEMBI-IQLIK-R-lecanemab-irmb-Autoinjector-for-Initiation-of-Therapy-Now-Available-in-the-U-S-for-Early-Alzheimers-Disease https://media-us.eisai.com/2026-07-14-LEQEMBI-R-Real-World-LEADER-Study-Presented-at-AAIC-R-2026-Finds-Over-75-of-Early-Alzheimers-Patients-Enrolled-in-the-Study-Remained-Stable-and-Nearly-7-Improved-Over-an-Average-of-17-Months-of-Treatment Tue, 14 Jul 2026 11:15:00 -0400 https://media-us.eisai.com/2026-07-14-LEQEMBI-R-Real-World-LEADER-Study-Presented-at-AAIC-R-2026-Finds-Over-75-of-Early-Alzheimers-Patients-Enrolled-in-the-Study-Remained-Stable-and-Nearly-7-Improved-Over-an-Average-of-17-Months-of-Treatment https://media-us.eisai.com/2026-07-13-FDA-Approves-LEQEMBI-IQLIK-R-lecanemab-irmb-Subcutaneous-Injection-as-an-Initiation-Dose-for-Early-Alzheimers-Disease Mon, 13 Jul 2026 17:36:00 -0400 https://media-us.eisai.com/2026-07-13-FDA-Approves-LEQEMBI-IQLIK-R-lecanemab-irmb-Subcutaneous-Injection-as-an-Initiation-Dose-for-Early-Alzheimers-Disease https://media-us.eisai.com/2026-07-13-Eisai-Presents-Latest-Findings-Showed-Etalanetug-Reduced-Alzheimers-Disease-Tau-Tangle-Specific-Plasma-Biomarker-MTBR-tau243-at-Alzheimers-Association-International-Conference-R-AAIC-R-2026 Mon, 13 Jul 2026 04:00:00 -0400 https://media-us.eisai.com/2026-07-13-Eisai-Presents-Latest-Findings-Showed-Etalanetug-Reduced-Alzheimers-Disease-Tau-Tangle-Specific-Plasma-Biomarker-MTBR-tau243-at-Alzheimers-Association-International-Conference-R-AAIC-R-2026 https://media-us.eisai.com/2026-07-12-LEQEMBI-R-Subcutaneous-Autoinjector-Clinical-Data-Supports-Similar-Efficacy-and-Safety-to-IV-Formulation-in-Early-Alzheimers-Disease-Presented-at-the-Alzheimers-Association-International-Conference-R-AAIC-R-2026 Sun, 12 Jul 2026 11:15:00 -0400 https://media-us.eisai.com/2026-07-12-LEQEMBI-R-Subcutaneous-Autoinjector-Clinical-Data-Supports-Similar-Efficacy-and-Safety-to-IV-Formulation-in-Early-Alzheimers-Disease-Presented-at-the-Alzheimers-Association-International-Conference-R-AAIC-R-2026 https://media-us.eisai.com/2026-06-29-Eisai-to-Showcase-Alzheimers-Disease-Portfolio-with-More-Than-50-Presentations-at-the-Alzheimers-Association-International-Conference-R-2026-AAIC-R Mon, 29 Jun 2026 07:30:00 -0400 https://media-us.eisai.com/2026-06-29-Eisai-to-Showcase-Alzheimers-Disease-Portfolio-with-More-Than-50-Presentations-at-the-Alzheimers-Association-International-Conference-R-2026-AAIC-R 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https://media-us.eisai.com/2026-03-26-EISAI-TO-BEGIN-ENROLLING-PHASE-2-STUDY-IN-PATIENTS-WITH-NARCOLEPSY Thu, 26 Mar 2026 08:00:00 -0400 https://media-us.eisai.com/2026-03-26-EISAI-TO-BEGIN-ENROLLING-PHASE-2-STUDY-IN-PATIENTS-WITH-NARCOLEPSY https://media-us.eisai.com/2026-03-20-Results-from-Real-World,-Long-Term-Treatment-Persistence-with-LEQEMBI-R-lecanemab-irmb-in-the-United-States-Presented-at-AD-PD-TM-2026 Fri, 20 Mar 2026 12:05:00 -0400 https://media-us.eisai.com/2026-03-20-Results-from-Real-World,-Long-Term-Treatment-Persistence-with-LEQEMBI-R-lecanemab-irmb-in-the-United-States-Presented-at-AD-PD-TM-2026 https://media-us.eisai.com/2026-03-10-Eisai-to-Present-the-Latest-Data-on-Long-Term,-Real-World-Treatment-with-Lecanemab-at-the-AD-PD-TM-2026-Annual-Meeting Tue, 10 Mar 2026 19:30:00 -0400 https://media-us.eisai.com/2026-03-10-Eisai-to-Present-the-Latest-Data-on-Long-Term,-Real-World-Treatment-with-Lecanemab-at-the-AD-PD-TM-2026-Annual-Meeting 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https://media-us.eisai.com/2025-12-03-Eisai-Presents-New-Data-on-the-Continued-and-Expanding-Benefit-of-LEQEMBI-R-lecanemab-irmb-Maintenance-Treatment-in-Early-Alzheimers-Disease-at-the-Clinical-Trials-on-Alzheimers-Disease-CTAD-Conference-2025 https://media-us.eisai.com/2025-12-02-New-Data-Presented-at-the-Clinical-Trials-on-Alzheimers-Disease-CTAD-Conference-2025-Confirms-Pharmacological-Effect-of-LEQEMBI-R-lecanemab-irmb-on-Neurotoxic-A-Protofibrils-in-CSF Tue, 02 Dec 2025 16:40:00 -0500 https://media-us.eisai.com/2025-12-02-New-Data-Presented-at-the-Clinical-Trials-on-Alzheimers-Disease-CTAD-Conference-2025-Confirms-Pharmacological-Effect-of-LEQEMBI-R-lecanemab-irmb-on-Neurotoxic-A-Protofibrils-in-CSF https://media-us.eisai.com/2025-12-01-Eisai-Presents-New-Data-on-Anti-Tau-Antibody-Etalanetug-E2814-at-CTAD-2025 Mon, 01 Dec 2025 19:35:00 -0500 https://media-us.eisai.com/2025-12-01-Eisai-Presents-New-Data-on-Anti-Tau-Antibody-Etalanetug-E2814-at-CTAD-2025 https://media-us.eisai.com/2025-11-25-Eisai-Completes-Rolling-Submission-to-U-S-FDA-for-LEQEMBI-R-IQLIK-TM-lecanemab-irmb-Supplemental-Biologics-License-Application-as-a-Subcutaneous-Starting-Dose-for-the-Treatment-of-Early-Alzheimers-Disease-Under-Fast-Track-Status Tue, 25 Nov 2025 07:30:00 -0500 https://media-us.eisai.com/2025-11-25-Eisai-Completes-Rolling-Submission-to-U-S-FDA-for-LEQEMBI-R-IQLIK-TM-lecanemab-irmb-Supplemental-Biologics-License-Application-as-a-Subcutaneous-Starting-Dose-for-the-Treatment-of-Early-Alzheimers-Disease-Under-Fast-Track-Status https://media-us.eisai.com/2025-11-18-Eisai-to-Present-Data-on-Lecanemab-Continued-Treatment,-Subcutaneous-Initiation-Dosing,-and-Real-World-Experience-at-the-18th-Clinical-Trials-on-Alzheimers-Disease-CTAD-Conference Tue, 18 Nov 2025 08:00:00 -0500 https://media-us.eisai.com/2025-11-18-Eisai-to-Present-Data-on-Lecanemab-Continued-Treatment,-Subcutaneous-Initiation-Dosing,-and-Real-World-Experience-at-the-18th-Clinical-Trials-on-Alzheimers-Disease-CTAD-Conference https://media-us.eisai.com/2025-10-13-LEQEMBI-R-IQLIK-TM-lecanemab-irmb-Subcutaneous-Autoinjector-Named-to-TIMEs-Best-Inventions-of-2025 Mon, 13 Oct 2025 19:30:00 -0400 https://media-us.eisai.com/2025-10-13-LEQEMBI-R-IQLIK-TM-lecanemab-irmb-Subcutaneous-Autoinjector-Named-to-TIMEs-Best-Inventions-of-2025 https://media-us.eisai.com/2025-10-06-Eisai-and-Biogen-Announce-U-S-Availability-of-LEQEMBI-R-IQLIK-TM-lecanemab-irmb-Subcutaneous-Injection-Maintenance-Dose-for-Treatment-of-Early-Alzheimers-Disease Mon, 06 Oct 2025 16:30:00 -0400 https://media-us.eisai.com/2025-10-06-Eisai-and-Biogen-Announce-U-S-Availability-of-LEQEMBI-R-IQLIK-TM-lecanemab-irmb-Subcutaneous-Injection-Maintenance-Dose-for-Treatment-of-Early-Alzheimers-Disease https://media-us.eisai.com/2025-09-16-Anti-MTBR-microtubule-binding-region-Tau-Antibody-Etalanetug-Granted-FDA-Fast-Track-Designation Tue, 16 Sep 2025 19:31:00 -0400 https://media-us.eisai.com/2025-09-16-Anti-MTBR-microtubule-binding-region-Tau-Antibody-Etalanetug-Granted-FDA-Fast-Track-Designation https://media-us.eisai.com/2025-09-08-Eisai-Presents-Clinical-Study-Results-of-Novel-Orexin-Receptor-Agonist-E2086-for-Narcolepsy-at-World-Sleep-2025 Mon, 08 Sep 2025 00:01:00 -0400 https://media-us.eisai.com/2025-09-08-Eisai-Presents-Clinical-Study-Results-of-Novel-Orexin-Receptor-Agonist-E2086-for-Narcolepsy-at-World-Sleep-2025 https://media-us.eisai.com/2025-09-03-Eisai-to-Present-Latest-Data-on-Lemborexant-and-Novel-Orexin-Receptor-Agonist-E2086-at-The-World-Sleep-2025 Wed, 03 Sep 2025 19:30:00 -0400 https://media-us.eisai.com/2025-09-03-Eisai-to-Present-Latest-Data-on-Lemborexant-and-Novel-Orexin-Receptor-Agonist-E2086-at-The-World-Sleep-2025 https://media-us.eisai.com/2025-09-02-Eisai-Initiated-Rolling-Supplemental-Biologics-License-Application-to-the-U-S-FDA-for-LEQEMBI-R-IQLIK-TM-lecanemab-irmb-as-a-Subcutaneous-Starting-Dose-for-the-Treatment-of-Early-Alzheimers-Disease-Under-Fast-Track-Status Tue, 02 Sep 2025 19:30:00 -0400 https://media-us.eisai.com/2025-09-02-Eisai-Initiated-Rolling-Supplemental-Biologics-License-Application-to-the-U-S-FDA-for-LEQEMBI-R-IQLIK-TM-lecanemab-irmb-as-a-Subcutaneous-Starting-Dose-for-the-Treatment-of-Early-Alzheimers-Disease-Under-Fast-Track-Status https://media-us.eisai.com/2025-08-29-FDA-Approves-LEQEMBI-R-IQLIK-TM-lecanemab-irmb-Subcutaneous-Injection-for-Maintenance-Dosing-for-the-Treatment-of-Early-Alzheimers-Disease Fri, 29 Aug 2025 15:58:00 -0400 https://media-us.eisai.com/2025-08-29-FDA-Approves-LEQEMBI-R-IQLIK-TM-lecanemab-irmb-Subcutaneous-Injection-for-Maintenance-Dosing-for-the-Treatment-of-Early-Alzheimers-Disease https://media-us.eisai.com/2025-07-30-Two-Year-Real-World-Study-of-LEQEMBI-R-in-the-United-States-Presented-at-Alzheimers-Association-International-Conference-AAIC-2025 Wed, 30 Jul 2025 11:00:00 -0400 https://media-us.eisai.com/2025-07-30-Two-Year-Real-World-Study-of-LEQEMBI-R-in-the-United-States-Presented-at-Alzheimers-Association-International-Conference-AAIC-2025