Sympathetic blocking agents

1. Alpha adrenergic blocking agents

A. Alpha  -1 blockers

Prazosine

B. Alpha – 2 blockers

Yohimbine

C. Both alpha1  and alpha-2 blockers

Phenoxybenzamine

Dibenamine

Tolazoline

Phentolamine

Ergot alkaloids

11. Beta adrenergic blocking agents

A. Beta -1 blockers

Atenolol

Acebutolol

Metaprolol

B. Beta-2 blockers

Butoxamine

C. Both beta-1 and beta-2 blockers

Propranolol

Sotolol

Nodolol

Timolol