Oral Cyclosporine in Chronic Obstructive Pulmonary Disease

Inclusion Criteria

• Age between 45 and 80 years
• A confirmed diagnosis of advanced stage COPD, using current accepted diagnostic criteria, including clinical/laboratory findings, pulmonary function tests, and appropriate history to exclude other disorders that could explain their lung disease. The accepted range of forced expiratory volume at one second will include 25% ≤ forced expiratory volume at one second ≤ 60%
• Subjects agree to maintain a stable medication regimen in the absence of a disease flare
• Eastern Cooperative Oncology Group (ECOG) performance status of 0, 1, or 2
• carbon dioxide partial pressure 85%
• A willingness to participate in all portions of the protocol, including serial bronchoscopy, requisite surveillances, and ancillary immunologic studies in follow-up visits at this institution
• For woman of childbearing age, a negative pregnancy test, and a willingness to use two methods of contraception, or abstinence
• An ability and willingness to provide written informed consent

Exclusion Criteria

• Three, or more exacerbations of lower respiratory disease in the past year requiring systemic corticosteroids, or one exacerbation requiring hospitalization in the past 6 months
• Intubation for COPD, or other cause of respiratory failure in the past year
• Use of immunosuppressive therapy including oral prednisone > 10mg per day other than aerosolized corticosteroids, anytime within three months prior to participation
• Evidence for an opportunistic infection/colonization of the airways, i.e., non-bacterial
• Evidence for systemic illness including hematologic disorders (defined by an absolute neutrophil count (ANC) 1.5 x normal, serum glutamate oxaloacetate transaminase, or serum glutamate pyruvate transaminase > 1.2 x normal values), or a coagulopathy (INR > 1.4), seizure disorder
• Evidence for renal insufficiency with a calculated creatinine clearance using the Cockcroft and Gault's method of 1.4 mg/dL.
• Evidence of coronary artery disease by history, e.g., angina or history of myocardial infarction within the past 12 months, unless corrected by coronary artery bypass graft within 160 mmHg or diastolic blood pressure >90 mmHg), hyperkalemia (serum potassium > 5.0 meq/dl, and/or elevated serum potassium above the normal range for the subject's age)
• Pregnancy or lactation, or inability to take contraception during and for 6 months following treatment
• Positive HIV, or hepatitis B or C serology, or another active infection
• Current or past history of cancer excluding basal or squamous cell skin cancer
• Undiagnosed pulmonary nodule requiring diagnostic evaluation
• Weight loss > 10% usual body weight over the past 6 months or a BMI 2
• Hypersensitivity to midazolam or narcotics which would not allow bronchoscopy sedation
• Concurrent use of drugs with a known interaction with cyclosporine