Before beginning an application of collagenase (Santyl),the nurse plans to apply which of the following substances to the skin to protect it from this topical debriding agent?

Question

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Zinc oxide paste is used to protect the skin surrounding a wound when applying collagenase (Santyl) for debridement. It acts as a barrier to protect healthy skin from the enzyme's action, which is intended to break down dead tissue in the wound.

Before Beginning an Application of Collagenase (Santyl),the Nurse Plans to Apply