Please when a child rash seems started suspiciously especially when it associated with other symptoms (weakness, fever, diarrhea, vomiting) immediately call a doctor!
In some cases the rash will pass itself - viral infectious diseases such as measles, rubella and chickenpox. It is necessary to prescribe antibiotic drugs in the case of scarlet fever. In case of scabies cure is necessary to carry out simple medical treatment. If the rash of allergic nature, doctor should determine the allergen by skin tests and exclude its influence on an organism. In case of skin disease a treatment is needed if they do not pass, but the treatment can be only prescribed by a doctor, considering the general condition of an organism. If a skin rash, dry or itchy, you can reduce the symptoms by using ointments containing corticosteroids. In any case before the physician arrived self-treatment is aimed at relieving the symptoms - when the temperature increases use fever-reducing drugs, with a strong itch – antihistamines. Be careful with the rash, because in some cases therapy with antibiotics and specific treatment is needed.
1. Harrison's. Handbook of Internal Medicine, ed. K. Isselbahera, E. Braunwald, J.Wilson and others - ed, Peter, 1999