58. A patient ingesting an expired medication may result in which of the following types of error?

Answer: C

Explanation:

A patient ingesting an expired medication may result in a deteriorated drug error.

Ingesting an expired medication can lead to the consumption of a deteriorated drug, which may have lost its efficacy or could potentially be harmful due to breakdown products. This type of error can pose significant risks to patient safety and treatment outcomes.

A) Unauthorized drug

This option refers to a situation where a patient receives a medication that has not been prescribed or approved for their use. While taking an expired medication is not authorized by the prescribing physician, it does not specifically address the risks associated with the medication's efficacy or safety due to expiration.

B) Monitoring

Monitoring involves observing and assessing a patient's response to a medication or treatment plan. Although expired medications may require some level of monitoring to evaluate their effects, this option does not directly relate to the inherent risks of consuming a medication that has expired, making it an incorrect choice.

C) Deteriorated drug

This is the correct answer as expired medications can undergo chemical changes that lead to deterioration. Such changes can result in reduced effectiveness or the formation of potentially harmful degradation products, thereby representing a significant risk when ingested.

D) Omission

Omission refers to the failure to administer a prescribed medication. Taking an expired medication does not fit this description, as it implies that the medication was taken; thus, this option does not correctly reflect the situation of consuming expired drugs.

Conclusion

The choice of a deteriorated drug captures the critical issues associated with the ingestion of expired medications, highlighting the potential for diminished therapeutic effects and safety risks. Other options either misinterpret the context or do not align with the specific consequences of taking a medication past its expiration date. Thus, C is definitively the correct answer in this scenario.