Shynes prblm. Shy, timid, cowardice guy.

Am very shy, timid, cowardice guy. Lack of self-confidence. lack of solid gut feeling, negative thinking.  shy to of talking, shy to being alone. When I start talking to anyone, my heart beat increase, . Stage fright, fear of public speaking, fear of making speech, fear of public meeting, Stay away from social situations, public meeting, fear of facing people, etc. I cannot make eye contact with anyone. I feel nervous, timid and shy when people look at me. I feel why people are looking at me. I feel I am not perfect, sensitive to being observed, sensitive to making mistakes,, I always think what others will think about me. Feeling of being watched or looked.  Anxiety of an exam, an interview,),public appearances. public speaking, only like to appear in front of public or marrige function with my close freinds..and i am comfert when people who talk with me more ...other wise im sielnt..i hate this silence..i dont know how to become freindly with new people.pls give me medicine for this.