Lhasa Limited shared knowledge shared progress


This is a library of Lhasa's blog articles. 

  • Supporting N nitrosamine risk assessments for drug products
    Clock: less than 5 minutesless than 5 minutes

    Supporting N-nitrosamine risk assessments for drug products

    N-Nitrosamine risk assessment and control have become an integral part of pharmaceutical drug product development. In this article, we discuss 3 key stages of risk assessment: identifying the source of risk, determining the level of activity and mitigating the risk. Discover how our in silico tools can be used to support informed decision making on chemical safety, in this blog article.


    25 July 2022

  • 20 tips for nitrosamine impurity assessment

    20 tips for nitrosamine impurity assessment

    Many readers will be aware of the risk posed by nitrosamine impurities, as an ongoing pharmaceutical industry hot topic. In July 2021 ANVISA published their guidance for assessment and control of potentially carcinogenic nitrosamines in active pharmaceutical ingredients and drug products. To discuss this topic, we invited knowledgeable speakers from ANVISA, Industry - GSK and Libbs Farmacêutica - and Lhasa to give their perspectives on this topic. This article details the top 20 take away points from the workshop for quick and easy consumption - enjoy!

    05 August 2021

  • A laptop and molecule on a blue background
    Clock: 5 minutes5 minutes

    Predicting forced degradation pathways: Learning how to get the most out of Zeneth

    Are you getting the most out of Zeneth, Lhasa’s expert, knowledge-based in silico software for the prediction of forced degradation pathways of organic active pharmaceutical ingredients (APIs)? 

    19 April 2021

  • Molecules and science abstract image
    Clock: 10 minutes10 minutes

    Zeneth and ICH Q3B

    The ICH Q3B (Impurities in New Drug Products) guideline provides guidance on the qualification of impurities in new drug substances produced by chemical syntheses. This article discusses how Zeneth, Lhasa Limited’s expert decision support software for predicting the forced degradation of organic compounds, can help to satisfy ICH Q3B.

    15 October 2020

© 2023 Lhasa Limited | Registered office: Granary Wharf House, 2 Canal Wharf, Leeds, LS11 5PS, UK Tel: +44 (0)113 394 6020
VAT number 396 8737 77 | Lhasa Limited is registered as a charity (290866)| Company Registration Number 01765239 (England and Wales).