Answer
Propranolol can enhance the pressor effects of adrenaline in lidocaine with adrenaline, potentially causing severe hypertension and bradycardia.
Sources for this answer
- Lidocaine 2% with adrenaline (epinephrine) 1:200,000 solution for injectionAspen · emc · SmPC §4.5 Interaction with other medicinal products · Version 4Document updated
Sources checked