Litchfield 2007.

Methods	RCT.
Participants	Women undergoing elective CS under spinal anaesthesia. N =
Interventions	Intervention: antihistamine Promethazine (IM) N = Comparator: placebo Normal saline N =
Outcomes	Nausea and pruritus
Notes	Conference abstract only. It is unclear if this is a randomised trial or not. No data available for our review as authors are reporting scores. We will attempt to contact the author to obtain the full paper or further information and data. Setting: Naval Medical Center, Portsmouth, Virginia, USA