Glucose Tolerance and Insulin Release in Hypertensive Patients Treated with the Cardioselective β-Receptor Blocking Agent Metoprolol

2009 ◽  
Vol 202 (1-6) ◽  
pp. 393-397 ◽  
Author(s):  
Göran Ekberg ◽  
Bengt-Göran Hansson
1976 ◽  
Vol 51 (s3) ◽  
pp. 473s-475s
Author(s):  
R. Gugler ◽  
G. Bodem ◽  
H. J. Dengler

1. β-Receptor-blocking drugs are rapidly and completely absorbed after oral administration. Systemic availability is nevertheless incomplete for propranolol, alprenolol and oxprenolol, owing to ‘first-pass’ extraction by the liver. 2. Plasma half-life is between 2 and 4 h, except for sotalol (10–12 h). Plasma elimination of propranolol is reduced with decreased liver blood flow, observed in congestive heart failure or during chronic propranolol therapy itself. 3. β-Receptor blockade is usually achieved in these concentration ranges: propranolol and alprenolol, 50–100 ng/ml; oxprenolol, 500–1000 ng/ml; pindolol, 10–30 ng/ml; sotalol, 2–6 μg/ml. Higher concentrations are often found with high doses administered to hypertensive patients.


Author(s):  
Fujio TERASAWA ◽  
Masao IKEDA ◽  
Takaomi SUZUKI ◽  
Hon Ying LIE ◽  
Masuji SEKI

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