User Guides
USP User Guide
ESG NextGen’s Unified Submission Portal (USP) is a web-based interface which serves as the primary platform for preparing, submitting, and managing electronic regulatory submissions to the FDA. The USP replaces legacy ESG WebTrader.
To review the USP workflows and processes, please download and read the ESG NextGen USP User Guide below.
AS2 User Guide
ESG NextGen will continue to support legacy ESG AS2 account users. To understand updates needed to submit to ESG NextGen via AS2, please download and read the ESG NextGen AS2 User Guide below.
API User Guide
ESG NextGen provides new web service Application Programming Interfaces (APIs) to submit files, check submission status, and retrieve acknowledgements. Companies can integrate these APIs with their systems to achieve submission and other business workflow automation. To understand the ESG NextGen APIs and workflows, please download and read the ESG NextGen API User Guide below.
For a technical explanation of the ESG NextGen APIs, please download and review the ESG NextGen API Specification below.