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Dictionary » P » Propranolol

Propranolol

propranolol

(Science: drug) potent adrenergic antagonist acting at beta-1 and beta-2 adrenergic receptors.

pharmacologic action: Non-selective beta blockade (beta-1 and beta-2), reduces heart rate, myocardial contractility, and blood pressure, but also reduces myocardial oxygen demand.

uses: atrial and ventricular tachyarrhythmias caused by catecholamines; hypertension, myocardial ischemia; hyperthyroidism, hypertrophic cardiomyopathy.

dose: 0.25 - 0.5 mg test dose, then 1 mg iV q min to desired effect total dose should not exceed 0.1 mg/kg.

Onset: 2 min duration: 1 - 6 hr.

potential complications: hypotension, bradycardia, worsened AV block, congestive heart failure and bronchospasm are unusual at low doses.

chemical name: 1-(isopropylamino)-3-(1-naphthyloxy)-2-propanol hydrochloride.


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Poisoned by antibiotics...can anyone help?

... disturbance in my heart causing this long term cardiac arrythmia and prolongation of the QT wave. I was told I may need a pacemaker and given Propranolol. After one week of treatment I was sent home. I was also diagnosed with a bruit, and a heart murmer and told to take an anitibiotic prophylactic ...

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by Lesley998
Wed Oct 21, 2009 9:56 pm
 
Forum: Human Biology
Topic: Poisoned by antibiotics...can anyone help?
Replies: 23
Views: 66304


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