Beta-blocker therapy after acute myocardial infraction is contraindicated in which of the following conditions?

Medications that affect the autonomic nervous system may also cause ohostatic hypotension. Beta blocker medications such as metoprolol (Inderal) block the beta-adrenergic receptors in the body, preventing the hea from speeding up, preventing the hea from contracting as forcefully, and dilating blood vessels. Ref Davidson edition23rd pg 463