. "alpha-adrenoceptor blockade" . . "\u03B1 adrenoreceptor blockers" . "\u03B1-adrenergic receptor antagonist" . "Non-selective alpha blocker" . "antagonist" . "alpha-adrenoreceptor antagonist" . "\u03B1 blocker" . "\u03B1-blocker" . . "alpha-blockers" . "alpha" . "\u03B1 blockers" . "Alpha" . "alpha-blocking" . "Alpha blocker" . . . "\u03B1-adrenergic blocking agents" . "alpha adrenergic blockers" . "alpha adrenoceptor blockade" . . "alpha-adrenoceptor" . "alpha-adrenoceptor antagonist" . "Alpha-blockers" . "\u03B1₂ antagonists" . . "alpha-" . "Alpha blocker" . "alpha blocker" .