Read about our latest product improvementsSee what's new

Platform
Foundation
Knowledge Graph
The computable intelligence layer powering every insight.
Data Library
Browse and preview the datasets built on it.
Biopharma

Biopharma OS
AI-native intelligence for drug discovery and development.
Clinical

Clinical Intelligence API
Trusted drug data inside clinical and healthcare software.
Learn more about API features
Drug Search
Drug-Drug Interaction Checker
Drug Allergy
US Drug Labels
Solutions
For Biopharma

Business Development & Licensing
Connect biomedical and commercial knowledge for smarter asset evaluation.

Drug Discovery & Repurposing
Access detailed drug and target data for your pharmaceutical research.
For Clinical

Telehealth
Power remote care software with reliable drug data.

Electronic Medical Records
Reliable drug information at the point of care.
For Academic

Academic Research
The reference standard for citable drug data.
Pricing
Resources
Learn

Trust Center

Blog

Customer Stories

Help Center
Company

About Us

Newsroom

Careers
Book a demo
Sign in

Log in or create an account for full access to this data.

Create a free account or log in to use this tool.

Create a free account or log in to explore DrugBank data.

Log In Paid Account Log In

M4, Donepezil

Name: M4, Donepezil
Description: Not Available
Structure
Synonyms: Not Available
UNII: Not Available

Create a free account or log in to explore the full data card.

Create Account Log In Paid Account Log In

The AI-native knowledge engine for biopharma. The connected data your teams and agents reason over.

Subscribe to our newsletter

Platform

Knowledge Graph
Biopharma OS
Clinical Intelligence API
Data Library

Solutions

Business Development & Licensing
Drug Discovery & Repurposing
Telehealth
Electronic Medical Records
Academic Research

Resources

Trust Center
Blog
Customer Stories
Help Center
Pricing
Terms of Use
Privacy Policy

Company

About Us
Newsroom
Careers
Contact

Explore the knowledgebase

Drug Knowledgebase
Categories & ATC
Pathways
Drug Targets
Target Sequence
Drug Reactions

© 2026 OMx Personal Health Analytics, Inc. All rights reserved.