extradural
peridural
regional anaesthesia
regional anesthesia
caudal
dissociative
endotracheal
intracerebral
intramural
intravenous
large-bore
long-acting
obstetric
obstetrical
opioid
perianal
postoperative
preoperative
quick-acting
reticular
sacral
scrotal
spinal
subdermal
subdural
ureteral
venous
deferral
referral
squirrel