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7 Cards in this Set
- Front
- Back
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Glyceral Trinitrate |
- relaxes smooth muscle - potent vasodilator (increases venous pooling and decreases blood pressure) - decreases pre-load - decreases myocardial oxygen demand - pain may dissipate - should be administered by aspirin in most cases
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Indications
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- autonomic dysreflexia with BP > 160mmHg
- irukanje sting wuith BP > 160mmHg - suspected AMI/ischaemia - acute cardiogenic pulmonary oedema |
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Contraindications |
- BP<100mmHg systolic - concurrent use of viagra or other erectile dysfunction within 24 hours - HR <50 or >150 - CVA - Head trauma - known severe adverse reaction |
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Precautions |
- suspected inferior AMI - cerebral vascular disease - risk of hypotension/syncope - intoxication (effects are enhanced) - erectile dysfunction medication (in previous 4 days)
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Side effects |
- dizziness - hypotension - syncope - reflex tachycardia - vascular headaches |
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Dosage |
400mcg sublingual spray, repeat every 5 minutes. No max. dosage - AMI: repeat while BP remains > 100mmHg - CPO: BP > 100mmHg - Autonomic dysreflexia: until BP normalises |
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Effects |
- Onset: 30sec - 2min - Peak: 4min - Duration: 20-30min - Half-life: 5.5min |
