
ToxWriters
MS Pharma Regulatory Toxicologist with ERT certification

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Werkervaring
Toxicologist
Toxwriter • ZZP
Jun 2018 - Present • 8 yrs 3 mos
I play a key role in occupational and regulatory toxicology, supporting global compliance and risk assessment initiatives: Conduct Permitted Daily Exposure (PDE) derivations, Occupational Exposure Limit (OEL) setting, and Occupational Exposure Band (OEB) assignment for APIs, intermediates, and impurities. Perform toxicological qualification of impurities, including nitrosamines, using structure–activity relationship (SAR) analysis and ICH M7/Q3A/Q3B guidance. Carry out Environmental Risk Assessments (ERA) for human medicinal products in accordance with EMA and OECD guidelines, including Phase I/II assessments, PEC/PNEC calculations, and PBT/vPvB evaluations. Prepare and review Safety Data Sheets (SDS) as per global GHS, OSHA, and REACH standards. Author Modules 2.4 and 2.6 of the Common Technical Document (CTD) for regulatory submissions. Support industrial hygiene programs through hazard identification, exposure assessments, and recommending controls to mitigate occupational health risks.
11 Reviews
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Specificering van de beoordeling
- Communicatieniveau van de freelancer
- Kwaliteit van de levering
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javaancosmetics

Verenigd Koninkrijk
Good response time and adaptable to brief.
Reactie van de freelancer
ludvigs2020

Zweden
ludvigs2020

Zweden
Quick draft of PDE report. Open to feedback. I asked Vishnu to include more sources/references and also add some text about some topics which were not in the first draft. Difficult to give fair feedback on quality since I am not as competent in the field as Vishnu. If the recipients of the PDE report...
Reactie van de freelancer

mikekratos

Verenigd Koninkrijk
Vishnu was very helpful and communicated effectively throughout the process. He asked relevant questions and produced a high quality piece of work that matched the brief well. I'd highly recommend him to anyone looking for a high quality toxicology report.
Reactie van de freelancer
mikegolden1

Australië
although i got some answers. There was no face to face and i feel like some of my quesitions probably were just googled. But probably my fault for not adding more questions.
