Medication errors may lead to:

The choice that identifies interference with medication effectiveness as a consequence of medication errors highlights a critical aspect of medication management. When medications are not administered properly—whether it is through incorrect dosages, wrong timing, or inappropriate administration methods—there is a substantial risk that the intended therapeutic outcomes will not be achieved. This can lead to treatment failure or worsening of the patient’s condition, as the medication may not work as it should when errors occur.

Interference with medication effectiveness can significantly impact patient health, leading to additional medical interventions, prolonged hospital stays, or a need for alternative treatments. Understanding and preventing medication errors is essential in ensuring that patients receive the full benefit of their prescribed therapies. Other options, while they may include valid considerations, do not specifically address the direct impact on the effectiveness of the medication, which is a critical concern in medication administration.