<s>[INST] My son was throwing up on Saturday and Sunday and fevers up to 38.5. Vomiting stopped Monday, but has had no appetite since. He has also had a random cough since October with is worse at night and early morning. Should I take him to the doctor or wait it out? [/INST] Hi Dear Welcome to the HCM,VIral respiratory tract infection, is usually preceded with such symptoms.Give him antipyretic and antihistaminic to relief the symptoms.It will take 4 to 5 days to be come normal.Plenty of fluids and adequate nutrition .Hope the query is answered.Thanks </s>