What is the protocol for the certification of laminar air flow hoods regarding their frequency?

Laminar air flow hoods, crucial for maintaining a sterile environment in pharmacies and compounding areas, must undergo certification processes to ensure they are functioning correctly and providing the necessary contamination control. The specific guideline for the frequency of certification is set by the United States Pharmacopeia (USP) and other regulatory bodies, which stipulate that these hoods should be certified annually.

Annual certification helps to verify that the airflow parameters, cleanliness, and overall operational effectiveness of the hoods are within acceptable limits, promoting safe handling and preparation of sterile compounds. Routine checks ensure that any potential issues are identified and resolved, thereby protecting both pharmacy staff and patients from contamination and ensuring compliance with safety standards. Therefore, the requirement for yearly certification aligns with best practices in pharmacy operations to maintain sterility and safeguard public health.