Tyrosine Dopa DA NE Na COMT NET Ca Norepinephrine (NE) SYNTHESIS STORAGE RELEASE ACTION REUPTAKE DEGRADE POSTGANGLIONIC SYMPATHETIC NERVE ENDING NE E.
Adrenoceptor Blockers Adrenolytics Adrenergic Neuron Blockers Sympatholytics According to spectrum of action According to chemistry According to mode.
