Journal article

Double-blind randomised controlled trial of effect of metronidazole on pain after day-case haemorrhoidectomy.

EA Carapeti, MA Kamm, PJ McDonald, RK Phillips

Lancet | Published : 1998


BACKGROUND: Haemorrhoidectomy is commonly an inpatient procedure because patients and doctors worry about postoperative pain. Day-case haemorrhoidectomy (DCH) is possible if patient anxiety is addressed and postoperative pain and bowel function are managed. Pain sometimes increases a few days after haemorrhoidectomy, possibly because of secondary infection. We studied the effect of metronidazole on pain after DCH. METHODS: We randomly assigned 40 consecutive patients admitted for DCH metronidazole 400 mg (n = 20) or placebo (n = 20) three times daily, both for 7 days. All patients received lactulose from 2 days before surgery for 2 weeks. Diathermy DCH was performed without pedicle ligature ..

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