More headache and doing bad activity.

Helloy sir/Madam, a few days ago one my friend's mother is suffer with a fever and some amount of headache.Her lattery and pie didn't get clear that's why some amount of stomach ache was there But today is not facing any above problem..but the above case has attack on her head.and everytime she is telling headache.and doing some other bad activity like drubing, counting , shouting,some amount of saliva..she is not eating anything... Whenever the family try to give the medicine...she push away all of them..this start from last one day..and now she is admitted to hospital..we have taken the report..PFA what exactly happen with her? we are really worried..is there any big issue with her.. Please tell what we can do?