Since she has a severe cough along with pain in the upper right abdomen and a history of ulcer, it is important to choose medicines that are gentle on the stomach. For cough, a mild syrup like dextromethorphan-based cough suppressants may help, along with warm fluids and steam inhalation. For pain, a safer option is Paracetamol, as it is less likely to irritate the stomach compared to other painkillers; avoid medicines like ibuprofen or diclofenac as they can worsen ulcers. She may also need a stomach-protecting medicine like Pantoprazole to reduce acidity and prevent irritation. However, since right-sided abdominal pain can sometimes indicate liver, gallbladder, or ulcer-related issues, it is important to consult a doctor if symptoms persist, worsen, or are associated with fever, vomiting, or severe pain, so the exact cause can be identified and treated properly.

If you have had a continuous cough with a normal chest X-ray, the common reasons can be allergies (allergic rhinitis), post-nasal drip from sinus issues, mild asthma, or throat irritation, so it is important to consult a doctor for proper evaluation if the cough persists.

If you are sneezing more at night with a dry cough but your chest feels clear, it may be due to allergy or mild airway irritation; you can take Cetirizine or Levocetirizine at night to reduce sneezing, and for dry cough you can use a cough suppressant like Dextromethorphan syrup, along with steam inhalation and warm fluids before bed, and if symptoms persist more than a few days or worsen, consult a doctor for proper evaluation.

Make sure he rests, drinks plenty of water, and utilizes a humidifier or warm liquids to relieve the symptoms of a mild dry cough and cold. If necessary, over-the-counter treatments like saline nasal drops or cough syrup can be helpful. If your symptoms get worse, you get a fever, or you have trouble breathing, you should see a doctor.