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. 

The tar and the other chemicals from smoking that are trapped in your lungs may cause you to have a black-colored cough. This means that the top layer of your lungs, which is trying to push out the harmful substances by coughing, is functioning properly. It's an indicator that the natural healing process of your body is working. To improve the condition of your lungs, it is critical to stop smoking and utilize water to clear out the tar that causes your cough.

The problem you've got could be a respiratory infection. Coughing up blood or hemoptysis is when your blood vessels in the airways are irritated thus, the blood is released. Rest. Drink. Fluids. A hard no for smoking and polluted air. You can also use a humidifier, it will moisturize your throat and alleviate your cough. Nevertheless, in case the symptoms persist, or get worse, you are to consult a doctor for a proper evaluation and treatment.

Treatment for pneumonia in children typically involves antibiotics if it's caused by bacteria, and supportive care for viral pneumonia. Rest, fluids, and fever-reducing medications are also essential. However, severe cases might need hospitalization for oxygen therapy and intravenous fluids. It's important to consult a pediatrician for the right diagnosis and treatment plan.

You might have a viral infection. Fever, cough, cold, body pains, and neck swelling are fairly common with these infections. The virus is being fought by your body, which is manifesting these symptoms. Resting, staying hydrated, and taking over-the-counter medications for fever and pain are helpful in this case. If your symptoms get worse or last longer, you should visit a doctor.