a preventable incident associated with the use of medicines which may put a patient at risk

a mistake made by the prescribing doctor or pharmacist that results in the patient receiving the incorrect medication or dosage. Another type of medication error occurs when a drug is prescribed that could have harmful interaction with other drugs the patient is taking.

A medication error is any type of medicine related mistake made by a health care professional that may severely impact a patient, causing serious injury.

Any preventable event that may cause or lead to inappropriate medication use or patient harm while the medication is in the control of the health care professional, patient, or consumer. Such events may be related to professional practice, health care products, procedures, and systems, including prescribing; order communication; product labeling, packaging, and nomenclature; compounding; dispensing; distribution; administration; education; monitoring; and use.

any preventable event that can cause or lead to inappropriate medication use or patient harm while the medication is in the control of a healthcare professional, patient or consumer

an event which involves the actual administration of a drug or omission of a prescribed drug to a patient. May also be referred to as a "Medication Incident".

A mistake made at any stage in the provision of a pharmaceutical product to a patient.

Refers to inappropriate use of a drug that may or may not result in harm.