Suggest Remedy For Loss Of Appetite In 16 Months Old

Have baby 16 months old has loss of appetite throwing up when she does eat . took to er they said she had ear infection but did not address other symptoms can sit crawl stand or walk when lifts head she wobbles . her feet hang in a downward and she is like she has no muscle control where she was fine three weeks ago. has no energy and wants to just lay around.