Local anesthetic | Baricity | Concentration (%) | Dose* (mg) | Duration¶ (minutes) |
2-chloroprocaine[1] | Isobaric | 1 | 40 to 50 | 30 to 50 |
2-chloroprocaineΔ[2] | Hyperbaric◊ | 2, 3 | 20 to 60 | 30 to 50 |
Lidocaine[2-5] | Hyperbaric§ | 5 | 50 to 100 | 45 to 75 |
LidocaineΔ[6,7] | Isobaric◊ | 2 | 40 to 80 | 45 to 75 |
MepivacaineΔ[8,9] | Isobaric◊ | 1, 1.5, 2 | 50 to 70 | 45 to 75 |
Bupivacaine[3,10,11] | Hyperbaric§ | 0.75 | 6 to 15 | 90 to 150 |
BupivacaineΔ[12] | Isobaric◊ | 0.5 | 6 to 15 | 90 to 150 |
RopivacaineΔ[13-15] | Isobaric◊ | 0.5, 0.75, 1 | 15 to 20 | 75 to 120 |
Tetracaine[3] | Isobaric◊ | 1 | 5 to 20 | 90 to 150 |
Prilocaine¥[16] | Hyperbaric | 2 | 30 to 60 | 60 |
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