Please assess the completion status of the following clinical trial:

Trial Title: Tofacitinib Hypothesis-generating, Pilot Study for Corticosteroid-Dependent Sarcoidosis

Study Design Characteristics:
- Allocation: None
- Intervention Model: SINGLE_GROUP
- Observational Model: None
- Primary Purpose: TREATMENT
- Time Perspective: None
- Masking: NONE
- Phase: PHASE1
- Number of Arms: 1.0

Eligibility Criteria:
Inclusion Criteria:~* Meet World Association of Sarcoidosis and other Granulomatous Disorders (WASOG) definition of pulmonary sarcoid~* Histologically proven sarcoid~* Evidence of pulmonary sarcoid on chest radiograph~* Forced vital capacity of \> 50%~* Require 15-30mg/day of prednisone or equivalent corticosteroid to control sarcoidosis.~* Stable dose of prednisone or equivalent corticosteroid for 4 weeks prior to enrollment.~Exclusion Criteria:~* May be taking methotrexate but not other immunosuppressive or immunomodulatory treatments in the two months prior to study period. This includes but is not limited to azathioprine, cyclophosphamide, leflunomide, mycophenolate mofetil, cyclosporine, tacrolimus, and biologic medications.~* Patients requiring \>30mg/day prednisone or equivalent.~* Pregnant or lactating women.~* Hemoglobin \< 9g/dL or hematocrit \< 30%~* White blood cell count \<3.0 K/cu mm~* Absolute neutrophil count \<1.2 K/cu mm~* Platelet count \<100 K/cu mm~* Subjects with an estimated glomerular filtration rate (GFR) ≤40 ml/min~* Subjects with a total bilirubin, aspartate aminotransferase (AST), or alanine aminotransferase (ALT) more than 1.5 times the upper limit of normal at screening.~* Severe, progressive, or uncontrolled chronic liver disease including fibrosis, cirrhosis, or recent or active hepatitis.~* History of any lymphoproliferative disorder such as Epstein Barr virus (EBV) related lymphoproliferative disorder, history of lymphoma, leukemia, or signs and symptoms suggest of current lymphatic disease.~* Current malignancy or history of malignancy, with the exception of adequately treated or excised non-metastatic basal cell or squamous cell cancer of the skin, or cervical carcinoma in situ.~* Have or have had an opportunistic infection (e.g., herpes zoster \[shingles\], cytomegalovirus, Pneumocystis carinii, aspergillosis and aspergilloma, histoplasmosis, or mycobacteria other than TB) within 6 months prior to screening.~* Have a known infection with human immunodeficiency virus (HIV)~* Have current signs and symptoms of systemic lupus erythematosus, or severe, progressive, or uncontrolled renal, hepatic, hematologic, endocrine, pulmonary, cardiac (New York Heart Association class III or IV), neurologic, or cerebral diseases (with the exception of sarcoidosis).

- Gender: ALL
- Minimum Age: 18 Years
- Maximum Age: 89 Years
- Healthy Volunteers: f

Study Arms:
- Open-label treatment (Type: EXPERIMENTAL): All subjects will receive tofacitinib 5mg twice daily from week 0 to week 16, and a corticosteroid taper starting at week 16. Participants also undergo spirometry, RNA sequence testing, and laboratory evaluations.

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