Question

how often should a pharmacy technician wash and sanitize the walls and ceiling of a clean room?

monthly
every 6 months
daily
weekly

Explanation:

Identify cleanroom sanitization standards

Using the USP 797 Regulations and Cleanroom Maintenance knowledge points
USP Chapter <797> outlines the minimum frequencies required for cleaning and disinfecting various areas within sterile compounding facilities.

Determine frequency for walls and ceilings

Using the Sanitization Frequency knowledge point
According to USP <797> standards:

• Compounding surfaces, counters, and floors must be cleaned and sanitized daily.
• Walls, ceilings, and shelving must be cleaned and sanitized monthly.

Answer:

• (A) Monthly (Correct answer)
• (B) Every 6 months
• (C) Daily
• (D) Weekly