True about local anaesthetic – a) Cocaine acts by decreasing norepinephrineb) Act by decreasing sodium entry into cellc) Lignocaine is an amided) Dibucaine is drug of choice for epidural anaesthesia
Correct Answer: bc
Description: Local anesthetics prevent influx of Na+ by inhibiting Na+ channel.
Lignocaine (Lidocaine) is an amide.
Dibucaine is not used for epidural anesthesia. Lidocaine and bupivacaine are the most commonly used local anesthetics for spinal and epidural anesthesia.
Category:
Anaesthesia
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