[Expert Solution]: The victim of this case is a 40 -year-old…

The victim of this case is a 40 -year-old young. He looks like a man of 60 years. Firstly, his friends introduced him to drugs as a means of enjoyment. Gradually he became addicted. He started with ‘LSD’. Sometimes he changes his drugs to meet his level of satisfaction. He changes drugs one after another. Now he has been completely addicted to ‘phenobarbital’ for 3 years. An overdose of phenobarbital may develop symptoms as the following, except the following.