ibs diarrhoea

Need help very badly
I m suffering from ibs the diarrhoea one
Age 27 male hight 6.3
From past 7 to 8 years I have this problem. I cant drink milk and cant consume milk products.
I feel pain on the lift side of my lower abdomen. Bloating problem. Some times when I eat food after that I feel I need to use the washroom but there is nothing there is only the feeling. I have anxiety and dippression problem also. I cant sleep early I sleep at 3 or 4 am and i wake up late in the morning I do workout in the gym regularly . When I feel that I m hungry I need food and I m stuck with some work or some thing else my body temperature rises up slightly. I feel hunger many times. I dont feel thirst so much. I dont eat food very hot in temperature I need every thing warm. Dont like cold water normal temperature is the only preferences my throat is very sensitive.I have done many treatment in homeopathy. I really believe in it but never got relief rearding I b s once doctor gave me the pills whenever I used then I feel constipation and I feel itching on hands legs stomach after scratching the red dots occurs and they last for 1 or 2 days
I m very emotional kind of person I cant see any body in trouble I feel like I will solve the problems.

Coming back to the point
Digestion is to bad cant digest food like normal people's
I have back problem i have pain in the right lower side of the spine or u can say the right joint socket. I can say may be there is some kind of blockage or my nerve pressed between I feel some sensation near my right ear like flow of blood
I have less growth of hairs on the right side of my head
I was not able to walk I was on bed for 2 months. Once I had the treatment of my back problem it is not fully gone but yes I can walk jump n do what ever I want but now I feel pain many times need help please I m fedup of all this