Objective To evaluate the effectiveness of intrauterine lignocaine as an anaesthetic during endometrial sampling.
Design Prospective, randomised, double-blind, placebo-controlled trial.
Setting Outpatient gynaecological minor operation unit in a public hospital.
Population Two hundred premenopausal women scheduled for endometrial sampling because of abnormal uterine bleeding.
Methods Transcervical intrauterine instillation of 5 mL of 2% lignocaine or 5 mL of normal saline before performing endometrial sampling with vacuum aspirator.
Main outcome measures Evaluation of pain associated with the procedure using a visual analogue scale.
Results The use of intrauterine lignocaine reduced pain during suction curettage in endometrial sampling.
Conclusions Transcervical instillation of lignocaine reduced pain during endometrial sampling.