Contraindications
Contraindications for the use of lidocaine include:
- Heart block, second or third degree (without pacemaker)
- Severe sinoatrial block (without pacemaker)
- Serious adverse drug reaction to lidocaine or amide local anaesthetics
- Concurrent treatment with quinidine, flecainide, disopyramide, procainamide (Class I antiarrhythmic agents)
- Prior use of Amiodarone hydrochloride
- Hypotension not due to Arrhythmia
- Bradycardia
- Accelerated idioventricular rhythm
- Pacemaker
- Porphyria, especially Acute Intermittent Porphyria (AIP); lidocaine is known to be porphyrogenic although similar drugs (e.g. bupivacaine, tetracaine) are known to be safe.
Read more about this topic: Lidocaine