A 45-year-old male presented with a 2-month history of dry cough and 1-week history of shortness of breath. He was diagnosed with disseminated tuberculosis involving the lungs and massive pericardial effusion. He was started on anti-tuberculosis medications and steroids. He developed lower limb deep vein thrombosis and was started on anticoagulation. He underwent pericardial drainage and window procedure. His treatment plan includes continuing anti-TB medications, increasing warfarin dose, and educating the patient about medication adherence and side effect monitoring.