Nurses lack of knowledge is considered to be one of the most significant factors contributing to medication administration errors. Although any medication can cause harm when used improperly, high alert medications are more likely to cause harm, and the harm they produce is likely to be more serious.As well, nurses working in intensive care units are always overloaded; they are dealing with more than one critically ill patient at a time, managing emergent situations and administering a lot of medications to those patients. Most of those medications are categorized as" high alert medications"...

Patients with implanted cardiac devices constitute a growing segment of the contemporary health practices. Many life threatening complications may arise after implanted cardiac devices insertion. Nurses' Knowledge and practices could be beneficial in caring of patients with these devices and preventing any self or environmental interactions which can adversely affect proper device function and will increase adherence to the follow-up treatment.

Pain is one of the most common experiences and stressors in Critically Ill Patients. Uncontrolled pain triggers physical and emotional stress responses, Inhibits healing, Increases the risk for other complications, and Increases the length of stay in the Critical Care Unit. The critical care nurse has a unique and important role in Pain management which includes: Perform pain assessment, Provide patient teaching, Perform physical care, help relieve pain by administering pain-relieving interventions including both Pharmacological and Non-Pharmacological approaches.