Types of Process Validation: There are mainly four types of process validation. Following are some of the types of process validation so let us see all types one by one:
Prospective process validation
Retrospective process validation
Concurrent process validation
Prospective process validation: "Documented evidence - Validation carried out based on the pre-planned protocol"
Retrospective process validation: "Documented evidence - Validation carried out based on the analysis and review of the historical data"
Concurrent process validation: "Validation carried out based on the information which is generated during the actual implementation at the time of production"
Revalidation: "Validation process is repeated to check the performance of process by reviewing various performance data"