Calcium Channel Blockers for pain relief after Haemorrhoidectomy; a randomized controlled trial from Karachi, Pakistan

[摘要] Abstract Background: Spasm of internal anal sphincter is responsible for pain after haemorrhoid surgery (haemorrhoidectomy). Topical use of a calcium channel blocker, 2% Diltiazem (DTZ), may be effective in reducing pain after haemorrhoidectomy. Objectives: To evaluate the mean pain scores on visual analogue scale on second post operative day after haemorrhoidectomy in patients using 2% DTZ versus patients using placebo ointment along with standard treatment for pain relief. Methodology: This wa.

[学科分类] 外科医学