Remediating Environmental Monitoring Excursions
The release of the proposed revisions to USP General Chapter <797> in September 2021 was long awaited and came with unexpected, significant changes to Section 6, “Microbiological Air and Surface Monitoring” (see TABLE 1). Under these revisions, those who plan to perform Category 1 and 2 compounding are required to collect viable air samples at least every 6 months and surface samples at least monthly.