Please assess the completion status of the following clinical trial:

Trial Title: Analgesia Effects of Intravenous Ketamine After Spinal Anesthesia for Non-elective Cesarean Section

Study Design Characteristics:
- Allocation: RANDOMIZED
- Intervention Model: PARALLEL
- Observational Model: None
- Primary Purpose: TREATMENT
- Time Perspective: None
- Masking: DOUBLE
- Phase: PHASE4
- Number of Arms: 2.0

Eligibility Criteria:
Inclusion Criteria:~* • All women at term(\>or =37 weeks of gestation)~  * Healthy~ * American Society of Anesthesiologists(ASA) class1 and 2~ * Women undergoing non-elective caesarean section whose anesthetic plan is for spinal anesthesia with bupivacaine and fentanyl~Exclusion Criteria:~* • Women with American society of anesthesiologist physical status\>2~  * Body mass index \>or =40 kg per square meter~ * Height \<150 cm~ * Any contraindication to the spinal anesthesia~ * History of substance abuse~ * History of hallucinations~ * Chronic opioid therapy~ * Chronic pain or on any pain medication currently~ * Patient with maternal complications,like cardiovascular disease pre-eclampsia,diabetes,multiple gestation,known fetal abnormality~ * Cases with severely compromised fetus where immediate administration of general anesthesia is required.

- Gender: FEMALE
- Minimum Age: 18 Years
- Maximum Age: 35 Years
- Healthy Volunteers: f

Study Arms:
- analgesic effects of ketamine (Type: EXPERIMENTAL): the experimental group will receive ketamine intravenously at 0.25 mg per kg before skin incision.
- placebo (Type: PLACEBO_COMPARATOR): they will receive same volume of 0.9% normal saline as calculated for experimental group before skin incision.

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