2 and half month old baby vaccinated day before yesterday! Still he has fever !! Refusing breast milk from morning and did potty yesterday once and today once ( usually he does potty 5 days once)! And coughing !

A. it may take 2 to 3 days or it may be inf . Temperature more than 99 ° f is fever . It should be checked 2 to 3 times . Paracetamol can be given 3 to 4 times for fever . It may be due to any infection or seasonal variation .