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Acebutolol

    DEA Class;  Rx

    Common Brand Names; Sectral

    • Antidysrhythmics, II; 
    • Beta-Blockers, Intrinsic Sympathomimetic

    Cardioselective for beta-1 at low doses; has intrinsic sympathomimetic activity, ie, can lower BP with less decrease in HR

    Class 2 antiarrhythmic

    Indicated for the treatment of Hypertension, Ventricular, Arrhythmias, Angina

    Hypersensitivity

    Persistently severe bradycardia; 2°/3° heart block except patients with functioning artificial pacemaker, overt cardiac failure, cardiogenic shock

    • Fatigue (11%)
    • Dizziness (6%)
    • Headache (6%)
    • Constipation (4%)
    • Diarrhea (4%)
    • Dyspnea (4%)
    • Dyspepsia (4%)
    • Nausea (4%)
    • Flatulence (3%)
    • Insomnia (3%)
    • Abdominal pain (2%)
    • Bradycardia (2%)
    • Chest pain (2%)
    • Dysuria (2%)
    • Edema (2%)
    • Heart failure (2%)
    • Hypotension (2%)
    • Impotence (2%)
    • Myalgia (2%)
    • Pharyngitis (2%)
    • Pruritus (2%)
    • Rhinitis (2%)
    • Vomiting (2%)
    • Wheezing (2%)

    Use with caution in patients with myasthenia gravis

    Exacerbation or induction of psoriasis reported with therapy; cause and effect not established

    Use caution and monitor for progression of arterial obstruction in patients with peripheral vascular disease and Raynaud disease; therapy may precipitate or aggravate symptoms of arterial insufficiency

    Prior to use a β-blocker, adequate alph1-receptor blockade required in patients with pheochromocytoma

    While taking β-blockers, patients with a history of severe anaphylactic reaction to a variety of allergens may be more reactive to repeated challenge, either accidental, diagnostic, or therapeutic; such patients may be unresponsive to usual doses of epinephrine used to treat allergic reaction

    Sympathetic stimulation may be essential for support of circulation in individuals with diminished myocardial contractility; inhibition by β-adrenergic receptor blockade may precipitate more severe failure; although β-blockers should be avoided in overt cardiac failure, acebutolol can be used with caution in patients with a history of heart failure who are controlled with digitalis and/or diuretics; both digitalis and acebutolol impair AV conduction; if cardiac failure persists, therapy should be withdrawn

    Pregnancy Category: B; D in 2nd and 3rd trimesters (expert analysis). Neonates of mothers who have received acebutolol during pregnancy have reduced birth weight, decreased blood pressure, and decreased heart rate.

    Lactation: excreted into milk/not recommended

    Adults

    Hypertension

    400-1200 mg/day divided PO q12hr; not to exceed 1200 mg/day

    Ventricular Arrhythmias

    400-1200 mg/day divided PO q12hr; not to exceed 1200 mg/day

    Angina

    400-1200 mg/day divided PO q12hr; not to exceed 1200 mg/day

    Pediatric

    Safety & efficacy not established

    Acebutolol

    capsule

    • 200mg
    • 400mg