Answer
In PurPrep, iodine released from iodinated povidone penetrates microbial cell membranes and interacts with proteins, nucleotides and fatty acids, causing rapid cell death, while isopropyl alcohol appears to act by denaturing proteins.
Sources for this answer
- PurPrep 8.3% w/w / 72.5% w/w cutaneous solution in single-dose containerBecton Dickinson U.K Limited · emc · SmPC §5.1 Pharmacodynamic properties · Version 1Document updated
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