WHO Draft Working Document on Bioanalytical Method Validation published for Comments
Recommendation

Thursday, 3 September 2026 9 .00 - 17.00 h
Establishment, Use and Maintenance of Analytical Reference Substances
The World Health Organization (WHO) has published a draft working document entitled Bioanalytical Method Validation and Study Sample Analysis (QAS/23.925).
Content
The "guideline is intended to provide recommendations for the validation of bioanalytical methods for chemical and biological drug quantification and their application in the analysis of study samples."
It is divided into the following main chapters:
- 1. Introduction
- 2. General principles
- 3. Chromatography
- 4. Ligand binding assays
- 5. Incurred Sample Reanalysis (ISR)
- 6. Partial and cross validation
- 7. Additional considerations
- 8. Documentation
- 9. Glossary
The text is based on the ICH M10 Guidline from May 2022.
Please also see the following articles in our news archiv for further information:
- ICH M10 Guideline on Bioanalytical Method Validation and Study Sample Analysis
- ICH M10 - Draft Guideline on Validation of Bioanalytical Methods published for public Comments
Download and Comments
You can download the document from the WHO Medicines website under "Working documents in public consultation".
Comments should be submitted by 21 January 2024. The WHO asks that comments should be submitted through the online platform PleaseReview™. Further information on the commenting process can be found on the first page of the new document.
Related GMP News
12.08.2026ECA's Analytical Control Group Publishes Detailed Report on OOS Survey
12.08.2026BP Publishes Key Insights on Limits in Chromatographic Tests
04.08.2026BioPhorum Publishes a Roadmap for QC Sample Test Execution
04.08.2026USP AISQ Virtual Workshop: ECA AQCG Board Members Contributed as Speakers
04.08.2026Several FDA Warning Letters and Untitled Letters on Asbestos Testing of Talc in OTC Drug Products


