Dobutamine: Difference between revisions
(→Special Populations: added) |
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*[[Drug Ratings in Pregnancy|Pregnancy Rating]]: | *[[Drug Ratings in Pregnancy|Pregnancy Rating]]: | ||
*Lactation: | *Lactation: | ||
** Unknown if Dobutamine passes into breast milk | |||
*Renal Dosing | *Renal Dosing | ||
**Adult | **Adult | ||
*** Not defined | |||
**Pediatric | **Pediatric | ||
*** Not defined | |||
*Hepatic Dosing | *Hepatic Dosing | ||
**Adult | **Adult | ||
*** Not defined | |||
**Pediatric | **Pediatric | ||
*** Not defined | |||
==Contraindications== | ==Contraindications== |
Revision as of 19:04, 2 April 2019
General
- Type: Vasopressors
- Dosage Forms:
- Common Trade Names:
Adult Dosing
Dosing
- 2-20mcg/kg/min
- 10mcg works for most
- May use in peripheral IV
Rate of Titration
- Q2-5 min
Pediatric Dosing
Special Populations
- Pregnancy Rating:
- Lactation:
- Unknown if Dobutamine passes into breast milk
- Renal Dosing
- Adult
- Not defined
- Pediatric
- Not defined
- Adult
- Hepatic Dosing
- Adult
- Not defined
- Pediatric
- Not defined
- Adult
Contraindications
- Allergy to class/drug
Adverse Reactions
- Tachyarrhythmias
- Myocardial ischemia
- Hypotension as β2 effect may result in vasodilation
- Caution if SBP <90
Serious
Common
Pharmacology
- Half-life:
- Metabolism:
- Excretion:
- Mechanism of Action:β1 stimulation with variable BP effects
Primary Receptor
- β1
- β2
Relative Effects
- ↑↑↑SV
- ↑↑HR → increases oxygen demand of heart → can worsen ischemia
- ↓SVR (transient, from β2 agonism)
Notes
Indications
- Cardiogenic shock
- initial agent in low-output heart failure without requiring BP support
- Tricyclic overdose
- septic shock with low cardiac output to improve blood flow