How long do you wait before starting a non-selective beta blocker in patients with newly reduced LVEF and recent cocaine use?   

Cocaine use is a well-known cause of cardiovascular complications, including acute coronary syndromes, arrhythmias, and cardiomyopathy leading to reduced left ventricular ejection fraction (LVEF). The use of beta-blockers in this context is often debated due to concerns about unopposed alpha-adrener...