Oral Olanzapine Versus Haloperidol or Diazepam

Summary

The purpose of this study is to determine whether oral olanzapine is safer (fewer adverse events) and more effective (shorter time to sedation) than conventional haloperidol or diazepam when used in the management of acute agitation in the emergency.

Timeline

Start

2017-09-01

Primary completion

2018-06-01

Completion

2018-06-01

Outcome

Outcome not reported

Stopped (Enrollment): “The study was terminated prematurely due to difficulties in patient recruitment and associated potential for selection bias.”

Publications

• Background Knott JC, Bennett D, Rawet J, Taylor DM. Epidemiology of unarmed threats in the emergency department. Emerg Med Australas. 2005 Aug;17(4):351-8. doi: 10.1111/j.1742-6723.2005.00756.x.
• Background Chan EW, Taylor DM, Knott JC, Phillips GA, Castle DJ, Kong DC. Intravenous droperidol or olanzapine as an adjunct to midazolam for the acutely agitated patient: a multicenter, randomized, double-blind, placebo-controlled clinical trial. Ann Emerg Med. 2013 Jan;61(1):72-81. doi: 10.1016/j.annemergmed.2012.07.118. Epub 2012 Sep 13.
• Background Knott JC, Taylor DM, Castle DJ. Randomized clinical trial comparing intravenous midazolam and droperidol for sedation of the acutely agitated patient in the emergency department. Ann Emerg Med. 2006 Jan;47(1):61-7. doi: 10.1016/j.annemergmed.2005.07.003. Epub 2005 Aug 18.
• Background Chan EW, Taylor DM, Knott JC, Kong DC. Variation in the management of hypothetical cases of acute agitation in Australasian emergency departments. Emerg Med Australas. 2011 Feb;23(1):23-32. doi: 10.1111/j.1742-6723.2010.01348.x. Epub 2010 Nov 22.
• Background Chan EW, Knott JC, Taylor DM, Phillips GA, Kong DC. Intravenous olanzapine--another option for the acutely agitated patient? Emerg Med Australas. 2009 Jun;21(3):241-2. doi: 10.1111/j.1742-6723.2009.01190.x. No abstract available.
• Background Chan EW, Taylor DM, Knott JC, Liew D, Kong DC. The pharmacoeconomics of managing acute agitation in the emergency department: what do we know and how do we approach it? Expert Rev Pharmacoecon Outcomes Res. 2012 Oct;12(5):589-95. doi: 10.1586/erp.12.53.
• Background Chan EW, Tang C, Lao KS, Ling Pong L, Tsui MS, Ho HF, Wong GC, Kong DC, McD Taylor D, Knott JC, Wong IC. Management of acute agitation in Hong Kong and comparisons with Australasia. Emerg Med Australas. 2015 Dec;27(6):542-548. doi: 10.1111/1742-6723.12499. Epub 2015 Dec 3.
• Background Yap CYL, Taylor DM, Knott JC, Taylor SE, Phillips GA, Karro J, Chan EW, Kong DCM, Castle DJ. Intravenous midazolam-droperidol combination, droperidol or olanzapine monotherapy for methamphetamine-related acute agitation: subgroup analysis of a randomized controlled trial. Addiction. 2017 Jul;112(7):1262-1269. doi: 10.1111/add.13780. Epub 2017 Feb 28.

Drugs

Indications

No indication recorded.