my mother going through depression

I need all the help I can get from any dr for my mother. my has depression she is 80 years old she had depression before but this time is like she loosing her mind she get very angry she through thing at my brother like shoes one time was metal thing she curs my brother and his daughter my brother 57 her daughter 23 she always argue with his wife I brother would do any thing for my mother .my mother cant sleep much and she wont let other to sleep she is very angry all the time in the past she had her gallbladder taken out because of the stone she don't like any thing to eat because her taste of mouth my mother s all family had some depression history I believe her mother had the same my mother also have itch because of stomach if she take allergy pills she don't get itch its not like skin itch she wait about no more then 130 pound and she about 5f tall my sister took her in Karachi she went SYCLOGIST he ask her some question and he found her memory is good but she had depression and gave her some medication but she start vomit after first dose and could not even move from bed and urinate on the bed too .Mother is every thing for us we need help and piece in home .please