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What is Dose of local anesthesia for spinal is/are? and explain in detail?
Ans. is 'c' i.e., Lignocaine - 5%oDose of lignocaine for spinal anesthesia is 5% solution diluted in 7.5% dextroseoBupivacaine dose for spinal anesthesia is 0.75% solution diluted in 8.25% dextroseLocal Anesthetic Dosing for Spinal Anesthesia Suggested Dose (mg)Duration of Effect (Minutes)AnesthaticUsual ConcentrationLower extremities, perineumUpper abdomenLocal anesthetic without epinephrineLocal anesthetic with epinephrineLidocaine5% in dextrose30-5075-10060-7575-90Bupivacaine0.75% in dextrose5-1012-1790-120100-150Ropivacaine0.25-1.0%8-128-128-1216-1890-120Tetracaine0.5% - 1% in dextrose4-810-1690-120120-140*. Epinephrine concentration 1:200,000, or 5mg/mL.