Latest Major R&D Pipeline

Major R&D Pipeline

(As of February 6, 2024)

  • ●:Development progress from October 2023 onwards ○:Development progress from April 2023 onwards

Neurology

Dementia

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DiseaseStudyRegionDevelopment Stage
「Leqembi」(lecanemab/BAN2401) Treatment for Alzheimer’s disease / anti-Aβ protofibril antibody In-license (BioArctic AB) Injection Joint development with Biogen Inc.
Early Alzheimer’s disease 301 (Clarity AD) US Traditional approval
(July 2023)
Japan Approval (September 2023)
China Approval (January 2024)
Europe Submission
(accepted: January 2023)
Asia (South Korea) Submission
(June 2023)
Preclinical Alzheimer’s disease 303 (AHEAD 3-45) Japan/US/Europe PⅢ
E2814 anti-MTBR tau antibody Collaboration (University College London) Injection
Alzheimer’s disease Tau Nexgen Japan/US/Europe PⅡ/Ⅲ
103 US/Europe PⅠ/Ⅱ
E2027 Treatment for dementia with Lewy bodies, Parkinson’s disease dementia / PDE9 inhibitor In-house Oral
Dementia with Lewy bodies, Parkinson’s disease dementia 203 US PⅡ
E2511 Synapse regenerant In-house Oral
Alzheimer’s disease - US PⅠ
E2025 In-house Injection
Alzheimer’s disease - US PⅠ

Neurological diseases other than dementia

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DiseaseStudyRegionDevelopment Stage
「Fycompa」(perampanel/E2007) Antiepileptic agent / AMPA receptor antagonist In-house Oral
Injection formulation (Additional Formulation) - Japan Approval (January 2024)
Primary generalized tonic-clonic seizures (Additional Indication) 332 China Submission 
(accepted: March 2023)
Lennox-Gastaut syndrome (Additional Indication) 338 Japan/US/Europe PⅢ
「Dayvigo」(lemborexant/E2006) Insomnia treatment / Orexin receptor antagonist In-house Oral
Insomnia disorder 311 China Submission (accepted: January 2024)
Irregular sleep-wake rhythm disorder and Alzheimer’s disease dementia (Additional Indication) 202 Japan/US PⅡ
mecobalamin/E0302) Treatment for Amyotrophic lateral sclerosis (ALS) In-house Injection
ALS JETALS Japan Submission (January 2024)
lorcaserin/E2023 Treatment for Dravet syndrome / serotonin 2C receptor agonist In-license (Arena Pharmaceuticals) Oral
Dravet syndrome 304 US PⅢ
E2086 In-house Oral
Narcolepsy - US PⅠ
EA4017 In-house Oral
Chemotherapy-induced peripheral neuropathy (Development conducted by EA Pharma) - Japan PⅠ

Oncology

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DiseaseStudyRegionDevelopment Stage
「Lenvima/Kisplyx」(lenvatinib/E7080) Anticancer agent / kinase inhibitor In-house Oral
In combination with anti-PD-1 therapy pembrolizumab, joint development with Merck & Co., Inc., Rahway, NJ, USA, through an affiliate (Additional Indication)
Hepatocellular carcinoma (in combination with transcatheter arterial chemoembolization) / First-line LEAP-012 Japan/US/Europe/China PⅢ
Esophageal carcinoma (in combination with chemotherapy) / First-line LEAP-014 Japan/US/Europe/China PⅢ
Gastric cancer (in combination with chemotherapy) / First-line LEAP-015 Japan/US/Europe/China PⅢ
Melanoma / Second-line LEAP-004 US/Europe PⅡ
Selected solid tumors (Gastric cancer, colorectal cancer, glioblastoma, biliary tract cancers and pancreatic cancer) LEAP-005 US/Europe PⅡ
Head and neck cancer / Second-line LEAP-009 US/Europe PⅡ
In combination with anticancer agent everolimus, joint development with Merck & Co., Inc., Rahway, NJ, USA, through an affiliate (Additional Indication)
Renal cell carcinoma / First-line 307 Japan/US/Europe PⅢ
In combination with anti-PD-1 antibody nivolumab, joint development with Ono Pharmaceutical (Additional Indication)
Hepatocellular carcinoma - Japan PⅠ
「Halaven」(eribulin/E7389) Anticancer agent / microtubule dynamics inhibitor In-house Injection
Monotherapy (Additional Formulation)
Liposomal formulation - Japan/Europe PⅠ
In combination with anti-PD-1 antibody nivolumab, joint development with Ono Pharmaceutical (Additional Formulation)
Liposomal formulation 120 Japan PⅠ/Ⅱ
tasurgratinib/E7090 Anticancer agent / FGFR1, FGFR2, FGFR3 inhibitor In-house Oral
Biliary tract cancer with FGFR2 gene fusion 201 Japan Submission (December 2023)
Breast cancer - Japan PⅠ
farletuzumab ecteribulin(FZEC)/MORAb-202 Anticancer agent / Folate receptor α targeted antibody drug conjugate In-house Injection Joint development with Bristol Myers Squibb
Non-small cell lung cancer 203 US/Europe PⅡ
Ovarian cancer, peritoneal cancer, fallopian tube cancer 205 Japan/US/Europe PⅡ
Solid tumors 201 US/Europe PⅠ/Ⅱ
BB-1701 Anticancer agent / HER2 targeted antibody drug conjugate In-house Injection
Breast cancer 205 US PⅡ
E7386 Anticancer agent / CBP/β-catenin interaction inhibitor Collaboration (PRISM BioLab) Oral
Solid tumors (in combination with pembrolizumab) 201 Japan/US/Europe PⅠ/Ⅱ
Solid tumors - Japan/US/Europe PⅠ
Solid tumors (in combination with lenvatinib) - Japan/US/Europe PⅠ
H3B-6545 Anticancer agent / ERα inhibitor In-house Oral
Breast cancer 101 US/Europe PⅠ/Ⅱ
Breast cancer (in combination with CDK4/6 inhibitor palbociclib) - US/Europe PⅠ
E7130 Collaboration (Harvard University) Injection
Solid tumors - Japan PⅠ
E7766 In-house Injection
Solid tumors - US/Europe PⅠ

Global Health

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DiseaseSponsor of studyRegionDevelopment Stage
fosravuconazole/E1224 Antifungal agent / ergosterol synthesis inhibitor In-house Oral
Eumycetoma
*Supported by GHIT fund
*Eisai is mainly responsible for non-clinical studies and the provision of the investigational drug.
DNDi・Mycetoma Research Center of the University of Khartoum Sudan PⅡb/Ⅲ
SJ733 Antimalarial agent / ATP4 inhibitor Co-development (University of Kentucky) Oral
Malaria
*Supported by GHIT fund
*Eisai is responsible for the provision of drug substance and formulation manufacturing
University of Kentucky Peru PⅡ
AWZ1066S Antifilarial agent / antiwolbachia mechanism Co-development (Liverpool School of Tropical Medicine) Oral
Lymphatic filariasis
*Supported by the GHIT Fund and Medical Research Council in the UK
*Eisai is responsible for the provision of drug substance and formulation manufacturing
Liverpool School of Tropical Medicine UK PⅠ

Gastrointestinal Disorders

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DiseaseStudyRegionDevelopment stage
MOVICOL/(AJG555) Chronic constipation treatment / polyethylene glycol preparation In-license (Norgine) Oral
Chronic constipation in children under 2 years of age (Additional Dosage and Administration) (Development conducted by EA Pharma) CT3 Japan PⅢ
AJM347 In-house Oral
Inflammatory bowel disease (Development conducted by EA Pharma) - Europe PⅠ
EA1080 In-house Oral
Inflammatory bowel disease (Development conducted by EA Pharma) - Europe PⅠ
EA3571 In-house Oral
Metabolic dysfunction-associated steatohepatitis (Development conducted by EA Pharma) - Japan PⅠ

Other

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DiseaseStudyRegionDevelopment stage
dotinurad / FYU-981 Treatment for Hyperuricemia and Gout / selective URAT1 inhibitor In-license (FUJI YAKUHIN) Oral
Gout, hyperuricemia - Asia (Philippines) Submission (September 2023)
Gout 301 China

Submission (accepted: January 2024)

E6742 Treatment for Systemic lupus erythematosus / TLR 7/8 inhibitor In-house Oral
Systemic lupus erythematosus 101 Japan PⅠ/Ⅱ
E8001 In house Injection
Rejection reaction associated with organ transplantation - Japan PⅠ