Why do I have nighttime fever and dry cough?

You are having’ medications that are causing issues with your potassium levels. You need to avoid NSAIDs such as Naproxen, Ibuprofen, Toradol, and Meloxicam because they can aggravate your high potassium levels. You may discuss with your doctor the possibility of using Acetaminophen or Celecoxib medications, as they usually do not affect potassium levels. Consult your doctor before making any changes to your medication routine.

Lung metastases from cancer can result in cough, dyspnea, and chest pain. The therapy you underwent has been difficult, but it is worrying that the tumor in your right lung has increased so much. In this context, further investigation and possibly intervention such as surgery, targeted therapy, or immunotherapy might be the next step. It is crucial to consult your doctor about your case to determine the optimal path.

Medications for TB commonly bring about changes in mood such as crankiness. Having junk meals while under TB drugs could worsen the situation. Ensure your brother eats nourishing food. If he still gets angry easily, you should consult his doctor. 

Constant light pain on the left side of the chest for a period not shorter than half and year may have many causes, starting from musculoskeletal disorders to heart-related diseases. Your foster father should also seek professional advice from a cardiologist to query through his heart history and check it out, via tests such as an ECG of X-ray for the identification of its cause. He should get prompt medical attention to rule out any serious conditions and ensure his health.