Until proven otherwise, 5% spinal procaine is not neurotoxic.
Shulman
Mark S
MS
Robelen
Gary T
GT
D000775:Anesthesia, Spinal; D000779:Anesthetics, Local / Q000009:adverse effects* / Q000737:chemistry; D006801:Humans; D011343:Procaine / Q000009:adverse effects* / Q000737:chemistry; D013126:Spinal Nerve Roots / Q000187:drug effects*
D000779:Anesthetics, Local; D011343:Procaine