Mechanism of action Relaxes vascular smooth muscle resulting in: coronary artery vasodilation, relief of chest pain by dilating coronary arteries, decreased venous return to the heart, decreased systemic vascular resistance, decreased myocrdial oxygen demand, decreased myocardial workload
Indications cardiac cheast pain, patient has current prescription fo the medication
contraindications injested viagra during previous 72 hours, not perescribed to the patient, already taken the max, systolic blood pressure less thean 100 mm hg, patient is in shock, patient has a head injury, ALC, EMT has not received authorization from medical diraction
Adverse Reactions low blood pressure (hypotension), headache, dizziness, slow pulse rate (bradycaria), weakness, fainting, fast heart rate (tachycardia), flushing and feelings of warmth, nausea and vomiting, bitter taste, burning or tingling sensations in the mouth
Administration sublingual
onset 1-2 minutes
Drug interaction increased effects with other vasodiators, alcohol (may cause low blood pressure)
adult dosage emt must fallow labaled directions, .4 mg tablet SL max 3 tablits
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