Take syrup becosules 5ml twice a day and syrup Calcimax 5ml twice a day for 15 days. Diet Should include fresh fruits and vegetables and salads as a source of vitamins. Avoid packaged foods like biscuits, chips, Chocolate etc as much as possible. You can make whatever he wants at home. This should boost his immunity as well. Regular exercise and meditation should be done daily. If he falls sick repeatedly, it may be allergies. If he has backache, he may have
vitamin D deficiency. Consult directly