Reassure the girl that dysmenorrhoea is a common and an eminently treatable problem.Tell the girl that most of the women will responds well to simple treatment in order to allay her anxiety.

• 令女孩知道经痛是一种普通现象及可以治疗的问题，告诉女孩大部份妇女对简单治疗反应良好以平息焦虑。