Never Skip Manufacturing Steps to Save Time in GMP Operations

Do Not Bypass Manufacturing Steps to Expe Production

Remember: Never skip or shorten any GMP manufacturing step — doing so risks product quality, regulatory violations, and patient safety.

Why This Matters in GMP

Every manufacturing step in a GMP process — whether blending, sieving, granulation, or drying — is validated to deliver a consistent, high-quality product. Skipping any stage, even under production pressure or time constraints, undermines this validation and can result in batch failure, cross-contamination, or out-of-specification (OOS) results. Manufacturing steps are interdependent and documented in SOPs and batch records for a reason: to maintain uniformity and compliance.

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For example, skipping a required hold time between drying and blending to meet batch timelines may result in inconsistent moisture content and compromised tablet compression. Similarly, bypassing in-process checks or intermediate weight verifications can allow unnoticed deviations to propagate downstream. These shortcuts, often taken with good intentions, lead to critical non-conformances and costly rework or recalls.

Regulatory and Compliance Implications

21 CFR Part 211.100 requires that production processes follow written procedures. EU GMP Chapter 5 mandates that each step in manufacturing be executed and documented as per the approved protocol. WHO GMP guidelines specify that all

manufacturing stages must be performed as validated and any deviation must be documented and justified.

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Auditors examine batch records, deviation logs, and interview operators to detect skipped steps. Any missing data, unexplained timeline compression, or absence of in-process control documentation may be flagged as a serious compliance breach. Skipping a step without initiating a deviation is considered falsification of the production record and may result in severe regulatory consequences.

Implementation Best Practices

Foster a quality culture that prioritizes GMP adherence over throughput. Train staff on the criticality of each manufacturing step and the risks of procedural shortcuts. Implement process control systems that require step verification before proceeding — e.g., barcode-based checks, digital signatures, or automated process triggers.

Encourage early escalation when timelines appear tight, allowing for cross-functional planning rather than unauthorized process changes. QA should review batch timelines and investigate unusually short process durations. Include step adherence as part of internal audits and batch record closure SOPs.

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Regulatory References

– 21 CFR Part 211.100 – Written procedures; deviations
– EU GMP Chapter 5 – Production
– WHO TRS 986, Annex 2 – Manufacturing practices
– PIC/S PI 006 – Inspection of GMP Production