NCT02189980.

Trial name or title	Aromatherapy using a nasal clip after surgery
Methods	Allocation: randomized Intervention model: parallel assignment Masking: double blind (subject, caregiver, investigator, outcomes assessor)
Participants	≥ 18 years (adult, senior)
Interventions	Placebo comparator: saline and nasal clip Saline and nasal clip inhaled postoperatively Experimental: aromatherapy blend and nasal clip Aromatherapy blend and nasal clip inhaled postoperatively
Outcomes	Primary outcome measures Duration of effectiveness of the essential oil blend (time frame: immediately to 1‐day postoperative) Evidence of effectiveness of tested aromatherapy blend in reducing symptoms of postoperative nausea as measured by participant self‐report using Likert‐type scale measure Secondary outcome measures Participant comfort using the nasal clip delivery system (time frame: immediately postop to 1‐day postop) Comfort of participants using nasal clip delivery system for aromatherapy will be measured by self‐report using Likert‐type scale
Starting date	June 2014
Contact information	Ronald Hunt, MD 704‐604‐5031 rhunt@balancedhealthplus.com
Notes	Sponsor: Balanced Health Plus