Clinical reference
Local anesthetic / Antiarrhythmic · Antiarrhythmic class Ib, local anesthetic · Anesthesiology, Emergency Medicine, Cardiology, Pediatrics
Lidocaine is a class Ib antiarrhythmic and local anesthetic used for local infiltration, topical analgesia, antiarrhythmic (pediatric), and oral viscous mucosal pain. Formulations include injection 0.5–4% (1% = 10 mg/mL), IV infusion in D5W 0.4% (4 mg/mL), 0.8% (8 mg/mL); injection with epinephrine 1:100,000 or 1:200,000; ointment 4–5%; topical cream 3–5%…