Nitroglycerin: Difference between revisions
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==Adult Dosing== | ==Adult Dosing== | ||
*Angina, Acute: 0.3 - 0. | *Angina, Acute: 0.3 - 0.6mg SL q5min x 3 doses max | ||
*HTN/CHF: 5-200 mcg/min IV, start 5 mcg/min IV | *HTN/CHF: 5-200 mcg/min IV, start 5 mcg/min IV | ||
Revision as of 10:43, 20 July 2016
General
- Type: stimulates cGMP production causing vascular smooth muscle relaxation
- Dosage Forms: SL, IV
- Common Trade Names: Nitrolingual, NitroMist, Nitrostat
Adult Dosing
- Angina, Acute: 0.3 - 0.6mg SL q5min x 3 doses max
- HTN/CHF: 5-200 mcg/min IV, start 5 mcg/min IV
Pediatric Dosing
HTN/CHF: 1-5 mcg/kg/min IV, start 0.25-0.5 mcg/kg/min, max: 20 mcg/kg/min
Special Populations
- Pregnancy Rating: C
- Lactation: safety unknown
- Renal Dosing
- Adult: no adjustment
- Pediatric: no adjustment
- Hepatic Dosing
- Adult: not defined
- Pediatric: not defined
Contraindications
- Allergy to class/drug
- Pericardial tamponade
- severe anemia
- sildenafil use
- methemoglobinemia
- caution if hypotension
Adverse Reactions
Serious
- hypotension
- bradycardia
- methemoglobinemia
Common
- headache
- dizziness
- flushing
- hypotension
- reflex tachycardia
- edema
Pharmacology
- Half-life: 1-3 min
- Metabolism: liver, erythroytes, vascular walls
- Excretion: urine
- Mechanism of Action: stimulates cGMP production resulting in vascular smooth muscle relaxation