Comparative CNS and CVS Toxicity
| Drug | Cumulative convulsive dose (Mean +/- SEM) | Cumulative lehal dose (Mean +/- SEM) | CV/CNS |
| Lidocaine | 22.0 +/- 6.7 | 76.2 +/- 15.1 | 3.5 |
| Etidocaine | 8.0 +/- 2.2 | 40.4 +/- 6.0 | 5.1 |
| Tetracaine | 4.0 +/- 2.2 | 26.9 +/- 4.6 | 6.7 |
| Bupivacaine | 5.0 +/- 0 | 20.4 +/- 2.4 | 4.1 |
Liu PL:
Anesth Analg 62:375, 1983