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Contaminants and Errors

Contaminants and Errors

Effective sample preparation is crucial for accurate and reliable laboratory analysis. During this process, two significant sources of error can arise: concentration bias from improper sample splitting and contamination caused by methods used to reduce particle size, such as grinding or homogenization. Identifying and minimizing these potential errors is crucial to ensuring the validity of the analysis.
Another key consideration is determining the appropriate number of samples required to...

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Sampling is a crucial step in analytical chemistry, allowing researchers to collect representative data from a large population. Common sampling methods include random, judgmental, systematic, stratified, and cluster sampling.
Random sampling is a method where each member of the population has an equal chance of being selected for the sample. It involves selecting individuals randomly, often using random number generators or lottery-type methods. For example, when analyzing the properties of a...

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Practical application of setting up an annual Contamination Control Strategy (CCS) assessment.

R van der Galiën¹, A L Langen², L J M Jacobs²

¹General Electric Healthcare B.V. De Rondom 8 5612 AP Eindhoven, The Netherlands Ruben.Galien@gehealthcare.com.

PDA Journal of Pharmaceutical Science and Technology

|March 25, 2025

Summary

A Contamination Control Strategy (CCS) prevents contamination in pharmaceutical manufacturing. Annual assessments using Quality Risk Assessments (QRAs) and Hazard Analysis Critical Control Point (HACCP) ensure ongoing effectiveness and patient safety.

Keywords:

Annual CCS assessment CCS Contamination Control Strategy HACCP

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Area of Science:

Pharmaceutical Manufacturing
Quality Management Systems
Risk Assessment

Background:

A Contamination Control Strategy (CCS) is crucial for preventing microbial, particulate, and pyrogen contamination in GMP facilities.
Effective CCS implementation requires analyzing proactive and retrospective data to identify contamination sources, hazards, and control measures.
Quality Risk Assessments (QRAs) and Critical Control Points (CCPs) are integral components of a robust CCS.

Purpose of the Study:

To describe a practical method for establishing an annual assessment of a Contamination Control Strategy (CCS).
To ensure the continued effectiveness of contamination control measures in pharmaceutical manufacturing.
To facilitate the review of control measure efficacy and the escalation of unresolved issues.

Main Methods:

Adopting the Hazard Analysis Critical Control Point (HACCP) methodology for Quality Risk Assessment (QRA) of CCS.
Conducting periodic reviews of the CCS by a multidisciplinary team.
Developing an annual assessment report utilizing Quality Management System (QMS) data to evaluate CCS effectiveness.

Main Results:

The annual assessment report provides an overview of QMS data impacting the CCS.
The assessment facilitates the review of control measure effectiveness over time.
The process aids in escalating issues that require further attention and improvement.

Conclusions:

An annual CCS assessment is a vital tool for maintaining product quality and patient safety.
Regular review and adaptation of the CCS, driven by data and risk assessment, are essential for GMP compliance.
This structured approach supports continuous improvement in pharmaceutical manufacturing processes.