<s>[INST] My son is 4 years Age, he had viral Fever for 3 days, and doctor is given calpol 250 mg (low Fever) / meftal p syrup (for High Fever), and due to high fever of 102.5 temp re- consulted the Doctor, advise to give monocef O 100 . After giving 3.5ml of Monocef o 100 one time, my son had loose stool, we stopped giving Monocef. Now no Fever, but loose green stool is not stopping, started giving ORS and nutrolin b syrup 5ml twice day, as per doctor. [/INST] Hello Sometimes antibiotics produces loose motion with greenish color. So get in blood for serum bilirubin level. While your son is having viral fever. Cal pol is the best Chat Doctor.  Only cal pol (paracetamol) 10 mg / kg body weight 3-4 times is sufficient. If high fever present, ice massage will suffix. ORS is another useful therapy. Usually viral fever remains for 7-10 days, so don't take tension. If fever persist >7 days then consult a pediatrician and get his opinion. </s>