The addition of opioids to local anesthetics improves the analgesic potency of spinal analgesia. The purpose of this study was to evaluate the efficacy and safety of intrathecal fentanyl 15 microg when added to lidocaine 80 mg in patients undergoing Cesarean section under spinal anesthesia. Forty healthy parturients scheduled for elective Cesarean section using 80 mg of 5% lidocaine were random...

BACKGROUND Shivering related to spinal anesthesia may interfere with monitoring and is uncomfortable. The aim of the present study was to investigate low-dose intrathecal meperidine for the prevention of shivering after induction of spinal anesthesia in parturients with cesarean section. METHODS This was a prospective randomized, double-blind, placebo-controlled trial including 100 parturient...

INTRODUCTION Greater occipital nerve blocks (GONB) have been used for headache but their benefit may be short. Ready et al performed intrathecal injections on rabbits and reported neurologic/histologic changes that required concentrations of at least 8%. Our study tests the hypothesis that the neurolytic effects of GONB with 10% lidocaine can prolong relief. METHODS After an approval from Hen...

objective: to compare the effect of intrathecal midazolam versus neostigmine added to lidocaine on the duration of sensory block and the duration of postoperative pain relief in women undergoing colporaphy in spinal anesthesia. materials and methods: in this double blind clinical trial we evaluated 60women (asa) i,ii that were candidate to elective colporaphy. the patients were randomly divided...

With great interest I have read an excellent article " Evaluation of the efficacy of intrathecal injection of amitripty-line and doxepin in spinal anesthesia in comparison with bupivacaine in rats " , published in your respected journal. The authors present and elaborate a very interesting subject of the application of tricyclic antidepressants as a local anesthetic. I totally agree with the au...