Standard Operating Procedure for Verifying Process Parameters in Real Time
| Department | Creams |
|---|---|
| SOP No. | SOP/CRM/172/2025 |
| Supersedes | SOP/CRM/172/2022 |
| Page No. | Page 1 of 5 |
| Issue Date | 21/01/2026 |
| Effective Date | 26/01/2026 |
| Review Date | 21/01/2027 |
1. Purpose
The purpose of this SOP is to define the procedure for verifying process parameters in real time during cream manufacturing. Monitoring these parameters ensures that the manufacturing process remains within specified limits, helping to maintain product quality and consistency.
2. Scope
This SOP applies to the verification of process parameters during the cream manufacturing process. It includes real-time monitoring of critical parameters such as temperature, pressure, viscosity, and mixing speed to ensure the process is running within the predefined limits.
3. Responsibilities
- Production Team: Responsible for monitoring the process parameters during production, ensuring that all readings are taken at specified intervals and within the required limits.
- Quality Control (QC) Team: Responsible for reviewing process parameter readings and ensuring that they align with the product specifications. QC will also document the readings and verify the equipment’s calibration.
- Maintenance Team: Responsible for maintaining and calibrating all equipment used for monitoring process parameters, ensuring that it functions correctly during production.
- Laboratory Supervisor:
4. Accountability
The Production Manager is accountable for ensuring that process parameters are verified in real-time according to this SOP. The QC Manager is responsible for overseeing the monitoring and verification process, while the Laboratory Supervisor is accountable for reviewing the data and ensuring compliance with the specifications before the batch moves to the next stage.
5. Procedure
5.1 Pre-Production Setup
- Verify that all equipment used for monitoring process parameters, including temperature sensors, pressure gauges, viscometers, and flow meters, are calibrated and functioning properly.
- Ensure that the monitoring systems are connected to the central control system for real-time data logging and analysis.
- Ensure that operators are familiar with the parameter ranges specified in the Batch Manufacturing Record (BMR) and product specifications.
- Confirm that all necessary documentation for the process, including the BMR and operational checklists, is ready and available for use.
5.2 Real-Time Monitoring of Process Parameters
- Monitor key process parameters during cream manufacturing, including:
- Temperature: Ensure that the temperature is within the specified range for each stage of production (e.g., homogenization, emulsification).
- Pressure: Verify that the pressure is consistent with the specifications for the equipment in use (e.g., homogenizers, mixing tanks).
- Viscosity: Check the viscosity of the cream at specified intervals to ensure it meets the product specifications.
- Mixing Speed: Monitor the mixing speed to ensure the cream is being mixed properly, preventing clumping or incomplete emulsification.
- Record all process parameters in real-time using the central control system or manually if required. Ensure that the data includes the time, parameter values, and operator details.
- Ensure that all parameters remain within the specified range as defined in the BMR or product specifications.
- If a parameter falls outside the acceptable range, immediately notify the production supervisor and take corrective actions as per the deviation procedure.
5.3 Handling Deviations
- If any process parameter deviates from the specified range, stop the process and investigate the cause of the deviation. Common causes may include equipment malfunction, incorrect settings, or improper raw material preparation.
- Correct the cause of the deviation by adjusting the equipment settings, replacing faulty components, or re-calibrating sensors as necessary.
- Once the deviation is corrected, restart the process and monitor the parameters closely to ensure that they remain within the required limits.
- Document all deviations and corrective actions taken in the Deviation Report (Annexure-1). Ensure the report includes details of the deviation, cause, corrective action, and final resolution.
5.4 Post-Monitoring Activities
- Once all process parameters are within the specified range and the batch is complete, approve the batch for the next stage of production (e.g., filling or packaging).
- Review all process parameter data to ensure consistency and verify that no parameter readings fell outside the acceptable range.
- Confirm that all data is properly documented, signed, and reviewed by the QC team before final approval for further processing.
5.5 Documentation and Record-Keeping
- Record all process parameters in the Process Parameter Monitoring Log (Annexure-2). Ensure that the log includes data such as the time of monitoring, parameter values, and the operator responsible for monitoring.
- Document any deviations and corrective actions in the Deviation Report (Annexure-1). Ensure that the report is reviewed by the QC team for accuracy and compliance.
- Ensure that all records are reviewed by the Laboratory Supervisor and signed by the operator and QC team. Store records for a minimum of two years or as required by regulatory guidelines for traceability and audit purposes.
6. Abbreviations
- GMP: Good Manufacturing Practices
- QC: Quality Control
- QA: Quality Assurance
- BMR: Batch Manufacturing Record
- PPE: Personal Protective Equipment
7. Documents
- Annexure-1: Deviation Report
- Annexure-2: Process Parameter Monitoring Log
8. References
- Good Manufacturing Practices (GMP) Guidelines – 21 CFR Part 211
- International Conference on Harmonisation (ICH) Q7 – Good Manufacturing Practice for Active Pharmaceutical Ingredients
- FDA Guidance for Industry: Real-Time Monitoring in Pharmaceutical Manufacturing
9. SOP Version
Version: 2.0
10. Approval Section
| Prepared By | Checked By | Approved By | |
|---|---|---|---|
| Signature | |||
| Date | |||
| Name | |||
| Designation | |||
| Department |
11. Annexures
Annexure-1: Deviation Report
| Batch Number | Deviation Description | Corrective Action | Resolved By |
|---|---|---|---|
| 12345 | Temperature out of range | Adjusted heating settings | Jane Smith |
Annexure-2: Process Parameter Monitoring Log
| Batch Number | Time | Temperature | Pressure | Viscosity | Operator | Remarks |
|---|---|---|---|---|---|---|
| 12345 | 10:00 AM | 72°C | 3.0 bar | 95 cP | John Doe | Within specification |
| 12345 | 12:00 PM | 73°C | 3.1 bar | 97 cP | Jane Smith | Within specification |
Revision History:
| Revision Date | Revision No. | Revision Details | Reason for Revision | Approved By |
|---|---|---|---|---|
| 01/03/2024 | 1.0 | Initial Version | New SOP Creation | QA Head |
| 01/03/2025 | 2.0 | Format Revision and Updates | Standardization of Document | QA Head |