acute problem in love

Dear All,

I am an indian in love relationship since last 5yrs with a boy from low caste. I want 2 marry him but my family is nt accpting him.
I tried a lot. I dont want 2 leave him . i tried cnvincing my family members but no use. In turn my brother sufferd stroke after hearing from me, another brther fainted in his office. I dnt knw what 2 do. i can't leave my BF. i love him very much. i cnt live whtut him.I m jst fad up of life , I feel like commting suicide at times and put end to the entire prblem. i m becoming mad.

Please help me with advice. I shall be grateful 2 you.