Antianginals
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Section 8 - MEDICATION GUIDELINES
8.05 ANTIANGINALS
Nitroglycerin Drip (NITROL, TRIDIL, NITROSTAT) / Antianginal
DESCRIPTION
- Reduces cardiac oxygen demand by decreasing preload and afterload. Also increases blood flow through the collateral coronary vessels.
INDICATIONS
CONTRAINDICATIONS
- Increased intracranial hemorrhage. Hypersensitivity to the medication. Systolic BP < 90 mm Hg.
- Administer with caution and only use a nitro drip in patients who present with potential Right Ventricular Infarction as identified by a 12 Lead EKG.
PRECAUTIONS
- It may induce headache that is sometimes severe. Patients may develop tolerance. Watch for hypotension. MUST BE ON AN INFUSION REGULATOR.
DOSAGE
- Initial infusion rate is 5-15 mcg / minute. Titrate to effect.
- See appendices for infusion rate chart.
Nitroglycerin Spray (NITROLINGUAL SPRAY) / Antianginal
DESCRIPTION
- It is an aerosol preparation that delivers exactly 0.4 mg with each spray. Peak effect in 4 minutes.
INDICATIONS
CONTRAINDICATIONS
- Increased intracranial pressure. Hypersensitivity to the medication. Systolic BP < 90 mm Hg.
- Do not administer in patients who present with potential Right Ventricular Infarction as identified by a 12 Lead EKG.
PRECAUTIONS
- It may induce headache that is sometimes severe. Patients may develop tolerance. The spray should not be inhaled. Watch for hypotension.
DOSAGE
- 0.4 mg sublingually AND refer to appropriate PRACTICE PARAMETER for specific dosages.
Nitroglycerin Tablets (NITROLINGUAL TABLETS) / Antianginal
DESCRIPTION
- It is a tablet containing 0.4mg of Nitroglycerin.
INDICATIONS
CONTRAINDICATIONS
- Increased intracranial pressure. Hypersensitivity to the medication. Systolic BP < 90 mm Hg.
PRECAUTIONS
- It may induce headache that is sometimes severe. Patients may develop tolerance. The tablet should not be swallowed. Watch for hypotension.
DOSAGE
- 0.4 mg sublingually AND refer to appropriate PRACTICE PARAMETER for specific dosages.
