hi im my baby is 28th month old .her teeth r coming.she can't eat solid or semi solid food frm last 7 days.I gv her paracetamol metrogyl gel.mouth paint only 3 days she take medicine.but pain is there nw shz weak and hungry can I give her glycerine that is sweet in taste she will rub it ..then send m name of glycerine if its good for her im worried