Please assess the completion status of the following clinical trial:

Trial Title: Study of Nicotine for the Prevention of PONV

Study Design Characteristics:
- Allocation: RANDOMIZED
- Intervention Model: PARALLEL
- Observational Model: None
- Primary Purpose: PREVENTION
- Time Perspective: None
- Masking: QUADRUPLE
- Phase: PHASE2
- Number of Arms: 2.0

Eligibility Criteria:
Inclusion Criteria:~* Adults (18-80 years)~* ASA I-II, non-smokers (or ex-smokers who have not been smoking for more than 2 years)~* Undergoing elective surgery (ENT, abdominal, urological, gynaecological); and~* Consenting to take part in the study will be included.~Exclusion Criteria:~* Smokers (cigarette, pipe, cigar)~* Patients undergoing nicotine replacement therapy~* Prolonged postoperative intubation~* Postoperative nasogastric tube

- Gender: ALL
- Minimum Age: 18 Years
- Maximum Age: 80 Years
- Healthy Volunteers: f

Study Arms:
- Nicotine patch (Type: EXPERIMENTAL): Nicotinell® Patch 10 cm2, containing 17.5 mg of nicotine, with an average delivery rate of 7 mg of nicotine per 24 hours (= TTS 10)
- Placebo patch (Type: PLACEBO_COMPARATOR): Placebo patch 10 cm2

Based on this trial design, predict the completion outcome and termination type (if applicable).