Suggest Remedy For Premature Ejaculation And Back Pain

i am 24 year male i am masturbating last from when i was 15i am 24 year male i am masturbating last from when i was 15 year , now i am suffering from several sever problems lack of confidence, severe headache,neck and back pain ,my penis is also shrinks ,bend towards left side , some time erection problem,and my skin becomes fed , when i see mirror i am not feeling good, hair loss,and the major problem is with in a second i am ejaculating during masturbation, i had several chance to sex a girls but every time i fail and i ejaculate when she touch my penis or when i trying to wear a condom, this not happens only one time this happen 100 of time , and now after one year i will marry i am in very tension what6 should i do i consult with several doctors , they take several money from me noting they do for me ,,. pleas help me and suggest any medicine .. pleas help me i am in very depress condition tow time i commit to suicide pleas help me ..