Postural Hypotension Is an Adverse Effect Often Associated with Drugs $\alpha$

Multiple Choice

Postural hypotension is an adverse effect often associated with drugs that:

A) block $\alpha$ -adrenoceptors.
B) stimulate $\alpha$ -adrenoreceptors.
C) block $\beta$ -adrenoreceptors
D) stimulate $\beta$ -adrenoreceptors