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8 Cards in this Set
- Front
- Back
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Dobutamine Hydrochloride (Dobutrex)
Class |
Sympathomimedic (primarily for CHF)
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Dobutamine Hydrochloride (Dobutrex)
Route |
IV piggyback
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Dobutamine Hydrochloride (Dobutrex)
Dose |
Adult: 2-20 mcg/kg per minute
Dilution ratio: 250mL, 500,mL or 1000mL may be added to various amounts 250mL, 500mL or 1000mL) of NS, D5W, or RL as determined by the clinical status and fluid requirements of the patient. Pediatric: 2-20 mgc/kg titrated to desired effect. Dilution ratio: 16.6 Contact medical control |
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Dobutamine Hydrochloride (Dobutrex)
Drug action |
Stimulates beta 1 receptors in the myocardium to increase myocardium contractility, stroke volume, and cardiac output.
Stimulates beta 2 receptors on the smooth muscle of the bronchioles and peripheral vessels to open airways and decrease peripheral vascular resistance (preload and afterload). Has minimal alpha action, leaving blood vessels dilated. |
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Dobutamine Hydrochloride (Dobutrex)
Indications |
Pulmonary adema with systolic B/P of 70-100 and no S/S of shock.
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Dobutamine Hydrochloride (Dobutrex)
precautions |
Do not administer through the same IV line with other drugs, especially Sodium Bicarbonate; refer to Drug Administration Principles.
Assure IV patency and administer through a large peripheral; refer to Drug Administration Principles. Continously monitor heart rate, blood pressure, and ECG Titrate so heart rate does not increase by more than 10 percent of baseline. |
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Dobutamine Hydrochloride (Dobutrex)
Side effects |
Phlebitis with infiltration
Tachycardia/tachy arrhythmias In high doses - Nervousness, nausea vomiting, chest pain hypertension. |
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Dobutamine Hydrochloride (Dobutrex)
Contraindications: |
Suspected or known poison/drug induced shock
Systolic blood pressure less than 100 with signs/symptoms of shock Concurrent beta-blocker use may antagonize. |
