Having previously established the effective dose of intrathecal morphine for relief of
postcholecystectomy pain, we determined in this study the effective dose of epidural …

Relief of pain with epidural morphine was evaluated in five patient subjects during two
consecutive twenty-four hour periods after cholecystectomy. In one period, each subject …

We studied the effect of low-dose intrathecal morphine (0.00–0.20 mg) on pain relief and the
incidence of side effects after cholecystectomy in 139 patients divided into eight groups …

The relatively new technique of epidural morphine analgesia was compared with two well
established methods of pain relief in 90 patients undergoing gallbladder surgery and …

Methods With the approval of the institutional human investigation committee, a prospective
study was undertaken of 43 consecutive patients following cholecystectomy using a …

Eighty patients undergoing total abdominal hysterectomy under general anaesthesia were
randomly divided into four groups to study the dose‐response relationship of intrathecal …

A prospective study of the effect and side‐effects of epidural morphine for pain relief in 1085
patients after thoracic, abdominal, urologic, or orthopaedic surgery was performed …

Thirty‐three patients were randomly assigned to two groups to study the analgesic potency,
duration of action and side effects of epidural and intramuscular morphine after hip surgery …

Different doses of epidural morphine were studied in order to determine their effectiveness
in providing postoperative pain relief after surgery of the lower extremities and their …

Thirty-seven women undergoing elective cholecystectomy were randomised into two
groups, receiving either lumbar epidural morphine (group L) or epidural morphine via the …