Please assess the completion status of the following clinical trial:

Trial Title: Nexplanon and Combined Oral Contraceptive (COC) Combined Use Study

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

Eligibility Criteria:
Inclusion:~* Women being seen in a UC Davis medical office or who contact our research office.~* Potential participants must be women currently COCs or intending to initiate COCs at the time of the office visit.~Exclusion:~* Women who have contraindications to using a COC or a contraceptive implant (Category 3 or 4 in the CDC Medical Eligibility Criteria) will be excluded.~* Adults unable to consent~* Individuals who are not yet adults (infants, children, teenagers)~* Pregnant women~* Prisoners

- Gender: FEMALE
- Minimum Age: 16 Years
- Maximum Age: 35 Years
- Healthy Volunteers: t

Study Arms:
- COC users or new starts (Type: EXPERIMENTAL): Subjects will have a etonogestrel contraceptive implant placed at enrollment. Women using COC as method of contraception for at least 1 month will be considered COC users. Women starting a COC or recently started a COC within the past month will be considered new starts.

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