Drug | Concentration (%) | Onset (minutes) | Duration of anesthesia (minutes) | |
Plain | Plus epinephrine | |||
Bupivacaine | 0.25 to 0.75 | 20 | 165 to 225 | 180 to 240 |
Lidocaine | 1 to 2 | 15 | 60 to 90 | 90 to 120 |
Ropivacaine | 0.2 to 1.0 | 15 to 20 | 90 to 180 | 150 to 200 |
Levobupivacaine | 0.25 to 0.75 | 15 to 20 | 150 to 225 | 150 to 240 |
2-Chloroprocaine | 2 to 3 | 10 to 15 | 45 to 60 | 60 to 90 |
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