
Andrew Teasdale
Former Head of Impurity Management & CMC Strategy

Dr. Andrew Teasdale is an expert in the field of mutagenic impurities other impurity related matters. He has advanced a number of key scientific advancements in the control of impurities as the inventor of the purge factor concept and the instigator of the development of Elemental Impurities database for excipients.
With over 50 scientific papers, he has also written 3 books focused on impurity related matters including most recently. Mutagenic Impurities – Strategies for Identification and Control Second Edition. Editor A Teasdale. Publisher Wiley. ISBN 978-1-119-55121-8
Speaked About
December 4, 2025
It's two-day virtual event focused on the latest developments, regulatory expectations and technical challenges in genotoxic impurity control.
Upcoming
DAY 1: December 4th, 2025
SESSION: N-Nitrosamines 6yrs on from Valsartan – where are we and what does the future hold?
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