Please assess the completion status of the following clinical trial:

Trial Title: Tissue and Plasma Pharmacokinetics of Cefazolin in Antibiotic Prophylaxis in Bariatric Surgery

Study Design Characteristics:
- Allocation: None
- Intervention Model: SINGLE_GROUP
- Observational Model: None
- Primary Purpose: OTHER
- Time Perspective: None
- Masking: NONE
- Phase: PHASE4
- Number of Arms: 1.0

Eligibility Criteria:
Inclusion Criteria:~* Male or female, aged \> 18 years.~* BMI ≥ 40 and ≤ 65 kg/m2.~* The patient has given informed consent in writing.~Exclusion Criteria:~* Age less than 18 years and above 70 years.~* Major Trust.~* Pregnancy.~* Moderate to severe renal insufficiency or clearance creatinine clearance \<60 ml / min~* Hypersensitivity to cephalosporins and beta-lactams.

- Gender: ALL
- Minimum Age: 18 Years
- Maximum Age: 70 Years
- Healthy Volunteers: f

Study Arms:
- Cefazoline (Type: EXPERIMENTAL): None

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