Pharmacology All are true about digoxin except: A Causes bradycardia due to increased vagal tone B Acts by inhibiting Na+K+ ATPase in myocardial fibres C It is 95% plasma protein bound D Primarily excreted unchanged by glomerular filtration 💡 Explanation All are true about digoxin except: ✓ Correct Answer: C. It is 95% plasma protein bound