Beta-blocker administration protocol for prospectively ECG-triggered coronary CT angiography

Table 1 Beta-blocking agents

B-blockers	Selectivity	Partial agonist activity	Lipid solubility	Onset		Hemodynamic effect		Plasma half-life	Elimination’s route
Generic name				Oral	IV	Oral	IV
Acebutolol hydrochloride	β1	Yes	Low	1-2 h	No	> 24 h	No	3-4 h	Hepatic, renal
Atenolol	β1	No	Low	1 h	1-2 min	24 h	12 h	6-9 h	Renal
Betaxolol hydrochloride	β1	No	Low	24 h	No	> 24 h	No	12-22 h	Hepatic, renal
Bisoprolol	β1	No	Low	1-4 h	No	24 h	No	7-15 h	Hepatic, renal
Esmolol	β1	No	Low	No	1-4 min	No	5-10 min	4-9 min	Erythrocyte, renal
Metoprolol tartrate	β1	No	Moderate	1 h	5-10 min	5-8 h		3-7 h	Hepatic
Metoprolol succinate	β1	No	Moderate	2-3 h	No	24 h	No	3-7 h	Hepatic
Nadolol	None	No	Low	1-2 h	No	24 h	No	20-24 h	Renal
Pindolol	None	Yes	Moderate	1-2 h	No	24 h	No	3-4 h	Hepatic, renal
Propranolol hydrochloride	None	No	High	30 min	< 1 min	6-12 h	4-6 h	3.5-6 h	Hepatic