How can I stop eating dry walls?

Consult your doctor who prescribed the medications to discuss if it is appropriate to stop taking the medication or if any changes are necessary. 

To gain weight, you need to consume more calories than you burn. Increase your calorie intake by eating nutrient-dense foods, such as nuts, seeds, and lean proteins. Incorporate strength training exercises to build muscle mass, and aim to get adequate sleep and manage stress levels.

I would recommend you to visit a doctor as soon as possible because these symptoms seem to indicate a serious health condition. A urologist or a general surgeon would be the right specialist to consult for your back pain, groin pain and abdominal pain. It is important to have a good diagnosis and treatment plan to avoid any more trouble.
 

Well you didn't mention anything else. To treat or give cOrrect advice need more details of your overall health. as Difficulty SLEEPING can have many causes.. Stress, anxiety and depression affect sleep.. Physical factors like pain, restless leg syndrome and SLEEP apnea can also cause difficulty sleeping.. Lifestyle factors such as alcohol, caffeine and NICOTINE can also interfere with sleep.. To improve sleep, maintain a regular sleep schedule, avoid CAFFEINE and alcohol in the evening, and exercise regularly.. If difficulty sleeping PERSISTS, consult with a healthcare provider..

This sounds more like what is known as chronic rhinitis problem, which involves inflammation of the nasal lining and leads to persistent cold-like symptoms; these include congestion, runny nose as well sneezes. My advice would be to consult with an ENT in order to obtain the appropriate diagnosis and treatment personalized for your case.

High TG is synonymous with high triglyceride levels in the blood. This would require you to consult a doctor, ideally, a specialist on lipids or endocrinology. The doctor may suggest such drugs as statins and fibrates accompanied by recent exercise and a balanced diet. 

If you have been diagnosed with subacute appendicitis, be sure to follow your doctor’s instructions. As a rule, surgical removal of the appendix is prescribed. With longer time waiting it may get worsen. If you want you can take a second opinion

These symptoms can be a sign of an undiagnosed medical condition that might require prompt medical attention. Make an appointment with a gastroenterologist or an orthopedist, depending on your symptoms.

Yes, bone marrow transplant is a possible treatment option for thalassemia patients at this age. However, whether it is the best option depends on the individual condition. It is important for patients to consult with a hematologist specializes in thalassemia to determine the most appropriate treatment plan for their specific condition.

Maybe your youngest brother is suffering from hearing loss. The pain in the ear might as well signal an issue. I recommend that you take your brother to an ENT specialist for a proper diagnosis and treatment. It is necessary to tackle it immediately to avoid any further harm to his hearing capability.
 

It SOUNDS like you have a common cold. Rest and hydrate.. Over-the-counter medicine can help . CONTACT a doctor if symptoms worsen or don't improve in a few days. Remember to DRINK plenty of fluids and get plenty of REST.

Tetanus can take place if bacteria invade the injured area. Even if you took it a bit late, it's not too late to fix that. Symptoms such as muscle stiffness and spasms may show up. Don't forget to look for this. Now that you've got the vaccination, you're safe. Keep an eye on your wound and if you notice something strange or feel sick, it's a good idea to call your doctor. 

This kind of headache may be a symptom for tension headache. However, the diagnosis and treatment should always be made by a specialist.

I suggest you don't stop prednisolone abruptly. It is necessary to finish the whole set of drugs in accordance with your doctor's prescription. If you have any side effects or drug interactions you should talk to your doctor. They can assess the unique requirements of your case and alter the treatment plan for you.