When administering topical medications, which is an important nursing action?

The correct answer is D: Wearing gloves. Wearing gloves is crucial to prevent contamination and protect both the patient and the nurse. It helps maintain aseptic technique and reduce the risk of infection. Applying the medication liberally (A) may lead to wastage and potential adverse effects. Cleaning skin with alcohol before applying (B) can dry the skin and cause irritation. Using sterile technique (C) may not always be necessary for topical medications. Therefore, wearing gloves (D) is the most important action to ensure patient safety and prevent cross-contamination.