Excel Spreadsheet Validation in FDA-Regulated Environments

Overview:

In an FDA-regulated environment, an Excel spreadsheet may function as a GxP application when it is used to perform calculations, evaluate laboratory data, trend stability results, track complaints, compile clinical information, or support quality decisions. In these situations, the spreadsheet must be controlled, validated, and supported by evidence that its formulas, data inputs, access controls, and generated records are reliable.

FDA enforcement continues to show the risks of weak spreadsheet controls. In a 2025 Warning Letter, FDA cited a manufacturer for using an unvalidated Excel spreadsheet to calculate final product concentrations. The agency identified the potential for super-potent or sub-potent product when the spreadsheet was applied across different batch sizes without adequate validation.

The issue remains highly relevant in 2026. FDA’s Quality Management System Regulation is now effective, and the agency’s final Computer Software Assurance guidance reinforces a risk-based approach to software used in production and quality systems. For regulated organizations, the challenge is determining which spreadsheet functions are critical, how much testing is required, and what documentation will withstand inspection scrutiny.

This webinar will explain how to develop and validate GxP spreadsheet applications using Excel’s native features without programming macros. Participants will learn practical methods for protecting cells and files, controlling data entry, verifying critical formulas, managing versions and access, supporting traceability, and defining a validation scope that is thorough, efficient, and defensible.

Areas covered during the session include:

• Developing GxP compliant spreadsheet applications
• Utilizing Excel's built-in 21 CFR Part 11 features
• Apply features required for GxP environments without programming macros.
• Configuring Excel for audit trails, security features, data verification, and multiple concurrent users
• Avoid 483s and Warning Letters
• Implementing cell and file protections
• Understanding the validation scope and minimizing documentation
• Understand what does and does not need to be validated.
• Specifying and testing your application
• Q&A

Learning Objectives:

Why are spreadsheets so popular?

• Spreadsheet overview
• What are they used for?

Why is compliance a problem?

• How is it different from a calculator?

Developing Part 11 applications

• Security
• Versioning
• Cell protection
• Data entry checks
• Audit trail
• Data output formatting

Validation

• Fill-in-the-blank validation templates
• Step-by-step validation

Using the validated application

• Maintaining, upgrading, re-validation

Examples

• Requirements
• Specifications
• Test cases

How to turn on the audit trail

• How to view the audit trail

Why should you attend?

If your teams use Excel anywhere in GxP workflows, this session focuses on the essentials you can apply immediately: how to configure spreadsheets for audit trails, security, controlled access, versioning, and data-entry checks—using native Excel features, with no macros required.

You’ll learn a clear, step-by-step approach to specifying, testing, and validating critical calculations so your spreadsheets are consistent, traceable, and aligned with 21 CFR Part 11 expectations. We’ll show how to right-size documentation so you protect quality and integrity without unnecessary effort.

Attending helps you reduce avoidable issues that lead to 483s and Warning Letters, standardize a repeatable method your team can follow, and keep Excel a safe, efficient tool in your FDA-regulated environment.

Who will benefit?

This webinar is designed for professionals who regularly use Excel in GxP regulated environments, such as:

• Quality Assurance and Quality Control Managers
• Data Management and Statistics Professionals
• Regulatory Affairs Professionals
• Compliance Officers
• Laboratory Managers
• Validation Specialists
• IT Professionals in the Pharma, Biotech, and Medical Device Industries
• Clinical Data Managers and Scientists
• Analytical Scientists
• Any professional keen on enhancing their Excel competency and understanding of its use in an FDA-regulated environment.

Whether you're responsible for creating or validating spreadsheet applications, managing product compliance, or overseeing data management in clinical trials, this webinar can enhance your proficiency and ensure your work aligns with FDA regulations.