Pathology Which of the following is not true about Carvedilol? A b1 + b2 + a1 adrenergic receptor blocker B Oral bioavailability is almost 80% C Has antioxidant propey D Cardioprotective in CHF 💡 Explanation Which of the following is not true about Carvedilol? ✓ Correct Answer: B. Oral bioavailability is almost 80%