She's also getting antibiotics to combat a possible infection.
She's getting antibiotics now, in care directed by her family, but there is no definitive declaration in the article that she was getting them at the hospital before she was moved. Read carefully, they let you assume that she was.
There is also no definitive declaration that there is an infection.
Supposedly, the family has not given the hospital permission to speak. It appears HIPAA continues after death. Therefore, we get the self-serving statements of their shyster lawyer and the family versus mostly silence from the hospital.