Nursing Interventions for Myocardial infraction include: Monitor and document characteristic of pain, noting verbal reports, nonverbal cues (moaning, crying, grimacing, restlessness, diaphoresis, clutching of chest) and BP or heart rate changes. Obtaining full description of pain from patient including location, intensity (using scale of 0–10), duration, characteristics (dull, crushing, described as “like an elephant in my chest”), and radiation. Assisting patient to quantify pain by comparing it to other experiences. Review history of previous angina, anginal equivalent, or MI pain. Discussing family history if pertinent and Checking vital signs before and after narcotic medication. Administering supplemental oxygen by means of nasal cannula or face mask, as indicated.