CMC & Manufacturing

Corrective and Preventive Action(CAPA)

A systematic approach to identifying, investigating, and addressing the root causes of quality problems.

Usage Examples

A CAPA was initiated following the batch failure investigation.
The root cause analysis identified training gaps.
CAPA effectiveness was verified through trending data.

What is CAPA?

Corrective and Preventive Action (CAPA) is a quality system process required by GMP regulations for investigating, understanding, and correcting discrepancies while preventing recurrence. CAPA is fundamental to pharmaceutical quality systems and is a frequent focus of regulatory inspections.

Corrective actions address existing nonconformities by investigating root causes and implementing solutions. Preventive actions proactively identify potential problems and implement measures to prevent them. Both require documentation, effectiveness verification, and management review.

An effective CAPA system is risk-based, timely, and ensures problems don't recur. Weak CAPA systems are among the most common inspection findings, often leading to Warning Letters.

Regulatory Context

This term appears most often in cmc & manufacturing workflows where submission quality, regulatory evidence, and audit readiness depend on consistent language. It is commonly referenced alongside 21 CFR 211 192, 21 CFR 820 100, ICH Q10.

FDAICHHealth Canada

When This Matters

A CAPA was initiated following the batch failure investigation.
The root cause analysis identified training gaps.
CAPA effectiveness was verified through trending data.

Common Mistakes

Failing to align CMC change narratives with current CFR/ICH expectations.
Submitting incomplete control strategy documentation.
Separating manufacturing and regulatory review cycles too late in execution.

Related Regulations

21 CFR 211 19221 CFR 820 100ICH Q10

Frequently Asked Questions

CAPAs are triggered by deviations, out-of-specification results, complaints, audit findings, recalls, trend analysis, process capability issues, or any situation requiring systematic investigation and correction.

Corrective action addresses problems that have occurred to prevent recurrence. Preventive action proactively identifies and addresses potential problems before they occur.

Effectiveness is verified by monitoring that the problem doesn't recur, reviewing trending data, conducting follow-up audits, and assessing whether root causes were truly addressed.