Concomitant other chronic lung diseases including with TB and malignancy

HIV

Being on immunosuppressive drugs and systemic corticosteroids

Dyslipidemic patients with recent cardiovascular or cerebrovascular disease within 6 month prior to study entry

Cognitive impairment

Currently on macrolides, azole anti-fungal agents, amiodarone and amlodipine

The Effects of Simvastatin on Th17 Cytokines and Th17 Polarizing Cytokine in COPD Patients