Deviation Case Studies

During routine monitoring of stability studies, QA personnel identified discrepancies in the laboratory records pertaining to the timing of test completions. Symptoms included:Click to read the full article.

The initial symptom that sparked the investigation was the detection of OOS results during routine quality control testing for an API (Active Pharmaceutical Ingredient). The results from two separate batches…

In this case study, the initial symptoms of a potential data integrity breach were detected during routine data reviews in the QC laboratory. Several critical indicators prompted immediate concern:Click to…

The first indication of a potential issue came when the QC laboratory began to notice a rising trend in OOS results during dissolution testing of a specific solid oral dosage…

The initial signals of non-compliance generally arise from results that deviate from established acceptance criteria. In this case, routine quality control testing of a pharmaceutical product revealed inconsistent peak integrations…

During routine internal audits, several symptoms emerged that indicated an underlying problem with the validation of a new analytical method. Symptoms observed included:Click to read the full article.

The initial signals that prompted further investigation into the laboratory processes included:Click to read the full article.

The initial detection of the backdated test records issue emerged from discrepancies noted during routine internal audits. Team members observed the following potential signals on the laboratory floor:Click to read…

Symptoms of deviations in chromatographic data processing typically manifest as discrepancies in test results or inconsistencies in record-keeping. In this case, the QC team observed several signals that indicated potential…

The initial detection of the sample preparation error manifested through several critical symptoms observed during the routine data review process. Among the key indicators were:Click to read the full article.

The initial symptoms of the training gap were evident when multiple batches of a new drug formulation were subjected to validation testing. The following signals were observed:Click to read the…

The first indication of a sample preparation error often arises during the review stage of batch testing. In this scenario, deviations were identified through anomalous data patterns that did not…