Please assess the completion status of the following clinical trial:

Trial Title: Efficacy & Safety Comparison of Epiduo With Doxycycline Versus Vehicle With Isotretinoin in the Treatment of Severe Acne

Study Design Characteristics:
- Allocation: RANDOMIZED
- Intervention Model: PARALLEL
- Observational Model: None
- Primary Purpose: TREATMENT
- Time Perspective: None
- Masking: SINGLE
- Phase: PHASE3
- Number of Arms: 2.0

Eligibility Criteria:
Inclusion Criteria:~1. Male or female subject of any race, aged 12 to 35 years inclusive~2. Subject weighing between 50 and 110 kg~3. Subject with severe acne (IGA at least 4), which in the opinion of the investigator is appropriate for treatment with oral isotretinoin (severe nodular acne, severe inflammatory acne, recalcitrant acne; all unresponsive to conventional first line therapies)~4. Subject with at least 5 nodules on the face~Exclusion Criteria:~1. Subject with clinically abnormal results to blood testings performed at screening~2. Subject with acne conglobata, acne fulminans, secondary acne (chloracne, drug-induced acne, etc.), pyoderma faciale, sinus tracks~3. Female subject who is pregnant, nursing or planning a pregnancy during the study~4. Subject with known history of hepatic and/or renal insufficiency, to be confirmed by blood testings~5. Subject with known metabolic or structural bone disease (for 12-17 years old population)~6. Subject with bowel disease and/or with hypervitaminosis A~7. Subject who presents with treated or untreated depression or has a history of depression including a family history of major depression~8. Subject with a wash-out period from baseline for topical treatment on the face less than : Corticosteroids, antibiotics, antibacterials, antiseptics, retinoids, other anti-inflammatory drugs or other acne treatments (2 weeks); Cosmetic procedures (1 week); Photodynamic therapy and laser therapy for acne (3 months)~9. Subject with a wash-out period from baseline for systemic treatment less than: Corticosteroids, antibiotics (4 weeks),Progesterone for contraception (3 months); Spironolactone(3 months); Other acne treatments (6 months);Cyproterone acetate(6 months)

- Gender: ALL
- Minimum Age: 12 Years
- Maximum Age: 35 Years
- Healthy Volunteers: f

Study Arms:
- Epiduo/Tactuo + doxycycline 200mg (Type: EXPERIMENTAL): None
- Isotretinoin + vehicle gel (Type: ACTIVE_COMPARATOR): None

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