Which of the following practices does NOT contribute to quality assurance in medication storage?

The practice that does not contribute to quality assurance in medication storage is the one that involves only checking labels for new medications. Quality assurance in medication storage emphasizes the importance of consistent monitoring and adherence to storage requirements for all medications, not just the new ones.

When medications are stored improperly, it can lead to degradation, reduced efficacy, or even dangers to patient safety. Therefore, it is essential to check labels for storage requirements for all medications regularly, ensuring that they are kept under appropriate environmental conditions, regardless of whether they are new or previously stored.

The other practices listed contribute positively to quality assurance: checking labels for all medications ensures compliance, proper storage environments protect medication integrity, and conducting regular audits helps maintain accurate inventory and detect any potential discrepancies in storage practices.