The antidote for beta-blocker overdose is glucagon and inotropes (ie, dobutamine). Alpha blockers can cause severe first-dose hypotension potentially resulting in syncope; thus, alpha blockers are ...

This can pose a problem when an individual taking atenolol develops acute renal failure. Beta-blocker toxicity similar to overdose occurs and can cause profound bradycardia and even cardiac arrest.

Calcium channel blockers (CCBs) are commonly prescribed medications used to treat various cardiovascular conditions, including hypertension and arrhythmias. However, their misuse or overdose can ...