title: The antinociceptive effects of botulinum toxin therapy for anal fissure are unproven.
authors.forename: Oliver M
authors.initials: OM
authors.lastname: Jones
mesh_terms: D001003:Anal Canal / Q000187:drug effects* / Q000601:surgery; D000700:Analgesics / Q000627:therapeutic use; D019274:Botulinum Toxins, Type A / Q000494:pharmacology*; D005401:Fissure in Ano / Q000188:drug therapy*; D006801:Humans; D009465:Neuromuscular Agents / Q000494:pharmacology*
chemical_list: D000700:Analgesics; D009465:Neuromuscular Agents; D019274:Botulinum Toxins, Type A