Pharmacology Drug Chart Page 5
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18Pharmacology Drug Chart Page 5
β1 and β2
Positive Inotropic
CNS Disturbances
Decreased Uptake
Positive Chronotropic
Hemorrhage
Isoproterenol /
Vasodilation of Skeletal Muscle
Cardiac Arrhythmias
Isoprenaline
Bronchodilation
Pulmonary Edema
High Dose α
↑ TPR
Sympathetic Stimulation
Med Dose β
↑ CO
Nausea
↓ TPR
Low Dose D
Hypertension
Dopamine
Drug of choice for shock because it ↑ Renal and
Arrhythmias
Splanchnic blood flow
Treatment of CHF
β1
↑ CO
Use with caution in Atrial Fibrillation because the
drug ↑ atrioventricular conduction
Treatment of CHF
Dobutamine
α1 and α2 but mostly
Resistant to COMT
Reflex Bradycardia
α1
Vasoconstriction
Hypertensive Headache
↑ Systolic Pressure
Cardiac Irregularities
Phenylephrine
↑ Diastolic Pressure
Mydriasis
α2
↓ BP due to its action on the CNS
Treatment of Hypertension
Clonidine
Treatment for the withdrawal from Opiates and
Benzodiazepines
β2
Bronchodilation
Reflex Tachycardia
Salbutamol
Treatment of Asthma
α2 Agonist
Treatment of Hypertension
Sedation
↓ TPR
Drowsiness
α-Methyldopa
↓ BP
Organ Blood Flow is NOT Reduced
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