Eisai

China - LiaoningBiotechnology5 H-1B visas (FY2023)

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Focus: Eisai is a biotechnology company headquartered in China (Liaoning) specializing in small-molecule therapeutics across oncology, neurology, immunology, gastroenterology, and metabolic diseases. The company operates with a highly concentrated revenue model anchored by its peak-stage oncology asset LENVIMA.

Oncology Neurology Immunology Gastroenterology

Profile data last refreshed 10h ago · AI intelligence enriched 2w ago

Open Jobs

57-6 this month

Cooling — net -6 jobs in 30d

16 added, 22 removed. Slower than typical.

Should You Work at Eisai?

AI assessment

Eisai offers focused R&D opportunity in oncology and neurology, but extreme revenue dependency and limited scale make it a higher-risk career bet than diversified mid-caps.

Why Work Here

R&D-heavy hiring (31 of 63 active roles) signals investment in pipeline maturation and small-molecule drug discovery
Diversified therapeutic portfolio across 5 major disease areas with mix of growth-stage and late-stage assets

Data completeness

4/9 — Basic

Company HealthSolid

Pipeline

Early-stage

50 total

LOE Risk

1 imminent

HALAVEN

Hiring

Stable

Automated analysis based on publicly available data (FDA, SEC, ClinicalTrials.gov). May be incomplete or delayed. This score does not reflect insider knowledge and should not be used as the sole basis for investment or employment decisions.

Key Products

LENVIMA

Kinase Inhibitor

$779M Part D

Peak12.0yr

Company anchor asset generating 91% of revenue with extended exclusivity until 2038; represents single point of failure for corporate stability.

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Data Sources

Drug label: DailyMed / FDA
Clinical trials: ClinicalTrials.gov
Patent data: FDA Orange Book
Spending data: CMS Medicare

The information on this page is for informational purposes only and should not be used as a substitute for professional medical advice. Drug information is sourced from FDA, DailyMed, and other government databases. Adverse event data from FAERS does not establish causation. Always consult a healthcare professional for medical decisions.

Pipeline & Clinical Trials

No Intervention

Gastric Ulcer

N/A

Clinical Trials (5)

NCT02423187Rabeprazole Specific Clinical Experience Investigation for the Long-term Combination Therapy With Low-dose Aspirin

N/A

NCT07762092A Post Authorization Registry Study of Participants Treated With LEQEMBI

N/A

NCT07723950A Retrospective Database Study for the Development and Validation of Algorithms for Intracerebral Hemorrhage and Seizures in Alzheimer's Disease

N/A

+2 more

Study in Patients With Moderated to Severe Rheumatoid Arthritis Who Have Failed to Combination Thera

Arthritis, Rheumatoid

N/A

Clinical Trials (1)

NCT03264703Study in Patients With Moderated to Severe Rheumatoid Arthritis Who Have Failed to Combination Therapy of Conventional Disease-modifying Antirheumatic Drugs (cDMARDs) to cDMARD Plus ANti-TNF Versus cDMARDs in Real World

N/A

Pariet

Stomach Ulcer

N/A

Clinical Trials (1)

NCT05208268A Study of Pariet to Prevent Gastric and Duodenal Ulcer Associated With Low-aspirin in Korean Participants With a History of Gastric and Duodenal Ulcer

N/A

Usual care setting

Mild Cognitive Impairment

N/A

Clinical Trials (1)

NCT03448445A Study to Evaluate Alzheimer's Disease Conversion Rate Differences Between High-risk Mild Cognitive Impairment (MCI) and Low-risk MCI in a Real World Setting

N/A

fospropofol

Impaired Airway Clearance

N/A

Clinical Trials (1)

NCT01289483Fospropofol for Sedation During Elective Awake Intubation

N/A

No Intervention

Sleep Initiation and Maintenance Disorders

N/A

Clinical Trials (1)

NCT06744673A Study to Assess the Pregnancy Outcome in Women Exposed to Dayvigo® During Pregnancy Compared to an Unexposed Control Population

N/A

Non-interventional

Arthritis, Rheumatoid

N/A

Clinical Trials (1)

NCT06246123A Study of Jyseleca Tablet (Filgotinib Maleate) in Korean Participants

N/A

No Intervention

Biliary Tract Cancer

N/A

Clinical Trials (1)

NCT06793709A Post-marketing Observational Study of Tasfygo in Participants With Unresectable Biliary Tract Cancer With Fibroblast Growth Factor Receptor 2 (FGFR2) Fusion Gene Positivity Who Progressed After Chemotherapy

N/A

group cognitive intervention

Mild Cognitive Impairment

N/A

Clinical Trials (1)

NCT01358955Efficacy Study of Cognitive Intervention in Amnestic Mild Cognitive Impairment

N/A

National Pregnancy Registry for Psychiatric Medications

Pregnant Women

N/A

Non-interventional

Endometrial Neoplasms

N/A

Clinical Trials (1)

NCT05375136A Study of Lenvatinib in Combination With Pembrolizumab in Korean Patients

N/A

Non-interventional

Liver Neoplasms

N/A

Clinical Trials (1)

NCT05225207A Study of Lenvima (Lenvatinib) in Korean Unresectable Hepatocellular Carcinoma (uHCC) Participants

N/A

No intervention

Malignant Glioma

N/A

Clinical Trials (1)

NCT02300506Post-Marketing Surveillance of Long-Term Observation of Gliadel Wafer-Investigation of Vital Prognosis in Patients With High Grade Glioma

N/A

No Intervention

Psychotic Disorders

N/A

Clinical Trials (1)

NCT05633108A Study Based on the French National Health Insurance Database in Participants With Psychotic Disorders

N/A

Denileukin diftitox

Cancer

N/A

Clinical Trials (1)

NCT01432483Access Program With Denileukin Diftitox for the Treatment of Patients Currently Receiving Treatment With Commercially Available (Ontak)

N/A

Lorcaserin

Epilepsies, Myoclonic

N/A

Clinical Trials (1)

NCT04457687Extended Access Program With Lorcaserin For The Treatment of Dravet Syndrome and Other Refractory Epilepsies

N/A

Cognigram

Subjective Cognitive Decline

N/A

Clinical Trials (1)

NCT06191952Davos Alzheimer's Collaborative Healthcare System Preparedness to Increase Cognitive Assessment Rates for Older Adults

N/A

No intervention

Malignant Glioma

N/A

Clinical Trials (1)

NCT02300532Post-Marketing Surveillance of Gliadel 7.7mg Implant (All-case Observational Study)

N/A

This is a registry.

Dementia Disorder

N/A

Clinical Trials (1)

NCT07433010German Dementia Registry

N/A

Non-interventional

Irregular Sleep Wake Rhythm Disorder

N/A

Clinical Trials (1)

NCT04300569A Study to Determine the Signs and Symptoms That Impact Daily Life of Participants With Irregular Sleep-Wake Rhythm Disorder

N/A

No treatment

Epilepsy

N/A

Clinical Trials (1)

NCT02736162Study to Investigate Dosage, Efficacy, and Safety of Perampanel Given as Monotherapy in Patients With Epilepsy

N/A

donepezil

Alzheimer's Disease

N/A

Clinical Trials (1)

NCT01023867Clinical Trial of Donepezil Between the Patients With Alzheimer's Disease and Mixed Dementia

N/A

A Multi-national Study to Identify Treatment Discontinuation Rate in de Novo Alzheimer's Disease Pat

Alzheimer's Disease

N/A

Clinical Trials (1)

NCT02262975A Multi-national Study to Identify Treatment Discontinuation Rate in de Novo Alzheimer's Disease Patients Who Have Been Newly Prescribed With Donepezil (Aricept) in Asia (ADOS)

N/A

rabeprazole sodium

Refractory Reflux Esophagitis

N/A

Clinical Trials (1)

NCT01321567Quality of Life in New Treatable Therapy as Rabeprazole Option for Refractory Reflux Esophagitis

N/A

Lorcaserin

Obesity

N/A

Clinical Trials (1)

NCT02388568Lifestyle Modification and Lorcaserin for Weight Loss Maintenance

N/A

3 Screen Electronic Alert

Deep Vein Thrombosis

N/A

Clinical Trials (1)

NCT005500823 Screen Electronic Alert

N/A

Eslicarbazepine Acetate tablets

Partial Onset Seizures

N/A

Clinical Trials (1)

NCT01830400A Post-marketing Study Evaluating Eslicarbazepine Acetate (ESL) as Adjunctive Treatment in Partial-Onset Seizures (Study E2093-E044-404) (EPOS)

N/A

Evolution of the Therapeutic Care in Metastatic Breast Cancer From 2008

Metastatic Breast Cancer

N/A

Clinical Trials (1)

NCT03275311Evolution of the Therapeutic Care in Metastatic Breast Cancer From 2008

N/A

Post-Marketing Surveillance of Lenvima in Korean Patients

Differentiated Thyroid Carcinoma (DTC)

N/A

Clinical Trials (1)

NCT02764554Post-Marketing Surveillance of Lenvima in Korean Patients

N/A

Surveillance of Humira Injection in Korean Patients

Rheumatoid Arthritis

N/A

Clinical Trials (1)

NCT01083121Surveillance of Humira Injection in Korean Patients

N/A

Lorcaserin

Obesity

N/A

Clinical Trials (1)

NCT03552107Lorcaserin: Real World Experience in an Insurance-Based Weight Management Clinic

N/A

No Intervention

Multiple Sclerosis, Relapsing-remitting

N/A

Clinical Trials (1)

NCT05366036A Study for Tecfidera (Dimethyl Fumarate) Capsules in Korean Participants With Relapsing-Remitting Multiple Sclerosis

N/A

Lenvatinib

Thyroid Cancer

N/A

Clinical Trials (1)

NCT03533361Expanded Access Program With Lenvatinib for the Treatment of Differentiated Thyroid Cancer in Brazil

N/A

Extended Treatment in Metastatic Breast Cancer With Eribulin

Breast Cancer

N/A

Clinical Trials (1)

NCT02769364Extended Treatment in Metastatic Breast Cancer With Eribulin

N/A

Lenvatinib

Carcinoma, Hepatocellular

N/A

Clinical Trials (1)

NCT04763408A Study to Evaluate the Safety and Tolerability of Lenvatinib in Participants With Advanced or Unresectable Hepatocellular Carcinoma

N/A

Eribulin [Halaven] Use For the Treatment of Advanced Breast Cancer

Metastatic Breast Cancer

N/A

Clinical Trials (1)

NCT02790320Eribulin [Halaven] Use For the Treatment of Advanced Breast Cancer

N/A

Tazemetostat

Lymphoma, Follicular

N/A

Clinical Trials (1)

NCT05228158A Study of Tazemetostat on Safety in Participants With Relapsed or Refractory Follicular Lymphoma With Enhancer of Zeste Homolog 2 (EZH2) Gene Mutation in Japan

N/A

Perampanel

Idiopathic Generalized Epilepsy

N/A

Clinical Trials (1)

NCT04252846A Study to Investigate Dosage, Effectiveness, and Safety of Perampanel When Used as First Add-on Therapy in Participants >=12 Years With Partial Onset Seizures With or Without Secondary Generalization or With Primary Generalized Tonic-Clonic Seizures Associated With Idiopathic Generalized Epilepsy

N/A

Study to Observe the Change in Microbiome in Human Derived Sample and the Relation With Clinical Res

Inflammatory Bowel Disease

N/A

Clinical Trials (1)

NCT03264690Study to Observe the Change in Microbiome in Human Derived Sample and the Relation With Clinical Response Before and After the Anti-TNF Treatment in IBD Patients

N/A

Dalteparin sodium

Venous Thromboembolism

N/A

Clinical Trials (1)

NCT01050153The Clinical Utility of Thrombelastography in Guiding Prophylaxis of Venous Thromboembolism Following Trauma

N/A

donepezil hydrochloride

Alzheimer's Disease

N/A

Clinical Trials (1)

NCT01129596Post-marketing Surveillance of Long-term Administration of Donepezil Hydrochloride -Investigation of the Clinical Condition and Safety in Patients With Alzheimer's Disease-

N/A

Eribulin Mesylate

Metastatic Breast Cancer

N/A

Clinical Trials (1)

NCT03245112Halaven Patient Registry (Metastatic Breast Cancer, MBC)

N/A

Halaven Post-Marketing Surveillance (PMS)

Breast Cancer

N/A

Clinical Trials (1)

NCT02441764Halaven Post-Marketing Surveillance (PMS)

N/A

Lenvatinib

Thyroid Neoplasms

N/A

Clinical Trials (1)

NCT02430714Post-marketing Surveillance of Lenvatinib Mesylate (Lenvima Capsule) in Patients With Unresectable Thyroid Cancer (Study LEN01T)

N/A

Zonisamide tablets

Partial Onset Seizures

N/A

Clinical Trials (1)

NCT01830868A Post-marketing Observational Study Of The Use Of Zonisamide (ZNS) in the Adjunctive Treatment Of Adult Patients With Partial Onset Seizures (Study E2090-E044-410) (ZOOM)

N/A

Perampanel

Partial Seizures

N/A

Clinical Trials (1)

NCT04257604A Study of Perampanel as Add-on Therapy in Adult and Adolescent Participants With Focal Seizures

N/A

Eribulin Use for the Treatment of Advanced Breast Cancer: A Prospective Observational Registry

Breast Cancer

N/A

Clinical Trials (1)

NCT02443428Eribulin Use for the Treatment of Advanced Breast Cancer: A Prospective Observational Registry

N/A

Eribulin

Locally Advanced or Metastatic Breast Cancer

N/A

Clinical Trials (1)

NCT03027245Incidence and Resolution of Eribulin-Induced Peripheral Neuropathy

N/A

ZEDEBAC: Zebinix Effects in Dependency of Baseline Conditions

Focal Epilepsy

N/A

Clinical Trials (1)

NCT03082222ZEDEBAC: Zebinix Effects in Dependency of Baseline Conditions

N/A

Drug Use Survey (DUS) of Triple Therapy (Methycobal (MBL)+ Myonal (MYO)+ Non-steroidal Anti-inflamma

Lumbar Disc Degenerative Disease

N/A

Clinical Trials (1)

NCT01299077Drug Use Survey (DUS) of Triple Therapy (Methycobal (MBL)+ Myonal (MYO)+ Non-steroidal Anti-inflammatory Drags (NSAID)) on the Symptom Relief of Lumbar DDD in China

N/A

Eisai

Should You Work at Eisai?

Why Work Here

Key Products

Watch Out For

Products & Portfolio (9)

Key Products by Revenue

Other Products (3)

Pipeline & Clinical Trials

Open Jobs (57)

Sr. Oncology Sales Specialist- S1 - (Columbia, SC) (field based)

Director, Clinical Quality Assurance

Regional Thought Leader Liaison, Alzheimer's Disease - Northeast

Associate Director or Director, Medical Science Liaison, Oncology - Northeast and Mid-Atlantic region / Field-based

MSL/Senior Medical Science Liaison, Neurology (Alzheimer's Disease) - Field Based, Adirondacks (Connecticut/ Western NY/ Bronx)

Neurology Account Specialist - (Colorado Springs, CO) (field based)

Sr. Oncology Sales Specialist- S2 - (Minneapolis, MN)

Medical Science Liaison (MSL) / Senior Medical Science Liaison (Sr. MSL), Oncology - IL and IN

Medical Science Liaison (MSL) / Senior Medical Science Liaison (Sr. MSL), Oncology - Massachusetts, Maine and New Hampshire; Field-based

Director, Biostatistics

Manager, Product Training – Oncology (HCC & DTC)

Associate Director, Field Medical Operations

Director, Quantitative Systems Pharmacology

Medical Science Liaison, (MSL or Sr. MSL) Neurology (Alzheimer's Disease) - Field Based - Northern CA/Reno NV

Senior Manager, Patent Information Scientist (Chemist)

Senior Director, Global Regulatory Affairs, Neurology

Assoc., Dir, Market Access & Account Mgmt. Training (remote)

Medical Science Liaison (MSL) / Senior Medical Science Liaison (Sr. MSL), Oncology - Southern CA, NV and HI - Field-based

Director, Global Regulatory Affairs

Medical Coding Mgr

Sr. Oncology Sales Specialist- S1 - (Miami, FL)

Director, Global Labeling

Senior Manager, External Innovation

Associate Director, Thought Leader Liaison, Oncology – Endometrial Cancer and Differentiated Thyroid Cancer (East Region) - Field Based

Sr. Oncology Sales Specialist- S2 - (Miami, FL) (field based)

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