Hi My Mom Is In The Hospital She Was Told

Hi my mom is in the hospital she was told she has sediff and at first game e gave her antibiotic s for once tion said it was in blood found out its was sediff from stool test now its been two weeks should t it be over it she did have the I fection for about two to three more months maybe on now the doctor is GI e. Her iv as she don't eat and imodeim. This ad says that's not good . now what can I tell her doctor to cha he this a d what meds. Should she be taken. She is 83 . two weeks is to lo ng not to eat regular. I worried can u help me. What meds should she be taken. Always cold. I think k she. Needs to move e more. And eat . iii don't know what can I GI e her to eat. Help its to long drinks water. That's it . she s don't like the RU s. So she don't want to eat. That k you god bless you