Encapsulation Coater (Wurster/Bottom Spray) – OQ Protocol

Document ID: OQ-EC-001

Version: 1.0

Date: 2023-10-01

Prepared by: [Your Name]

Reviewed by: [Reviewer Name]

Approved by: [Approver Name]

Operational Qualification Protocol for Encapsulation Coater

Objective: To validate the operational functionality of the Encapsulation Coater for the coating of particles used in controlled release formulations.

Scope: This protocol applies to the Encapsulation Coater (Wurster/Bottom Spray) located in the R&D/Production area, intended for the coating of microspheres and microcapsules.

Responsibilities:

  • Validation Team: Execute the protocol and document results.
  • Quality Assurance: Review and approve the protocol and results.
  • Equipment Operator: Ensure equipment is set up and maintained according to SOPs.

Prerequisites:

  • Completion of Installation Qualification (IQ).
  • Training of personnel on equipment operation.
  • Availability of necessary materials for testing.

Equipment Description:

The Encapsulation Coater (Wurster/Bottom Spray) is designed for coating particles with a controlled release polymer. It operates by spraying a coating solution onto particles while they are fluidized in a chamber, allowing for uniform coating and controlled release properties.

Test ID Procedure Acceptance Criteria Evidence
OQ-01 Verify spray rate is within specified limits. Spray rate must be within ±10% of target. Calibration report, operator log.
OQ-02 Measure temperature during operation. Temperature must be maintained within specified range. Temperature log, equipment display.
OQ-03 Monitor airflow during coating process. Airflow must be consistent with established parameters. Airflow measurement report.
OQ-04 Assess coating uniformity. Coating uniformity must meet specified criteria. Sample analysis report.
OQ-05 Audit trail verification. Audit trail must be complete and accurate. Audit trail report.
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Detailed Test Cases:

  • Test Case OQ-01: Document the spray rate using calibrated equipment and compare against target values.
  • Test Case OQ-02: Record the temperature at multiple points during operation to ensure compliance with specified limits.
  • Test Case OQ-03: Measure airflow using calibrated anemometer and ensure it remains stable throughout the process.
  • Test Case OQ-04: Collect samples post-coating and analyze for uniformity using appropriate analytical techniques.
  • Test Case OQ-05: Review the audit trail for completeness and accuracy, ensuring all entries are timestamped and logged correctly.

Deviations: Any deviations from the acceptance criteria will be documented in a deviation report and assessed for impact on validation status.

Approvals:

  • Prepared by: ____________________ Date: ___________
  • Reviewed by: ____________________ Date: ___________
  • Approved by: ____________________ Date: ___________

Data Integrity Checks:

  • Ensure all data entries are timestamped and attributed to the responsible personnel.
  • Implement access controls to prevent unauthorized modifications.
  • Regularly back up data to secure locations.