my father was suffering from major paralisis attack so plz help me

sir my father was suffering fron major paralisis attack so plz give me some idea from that i recover my father from this attack
my father case history--  my father was 68 yrs old
                                     in 2001 he got first paralisis attack on his left side after some time he 90% recoverd from this attack after that in 2005 he ones again got paralisis attack on his right side but this time he was recoverd only 60% and that again he got tird attack on 5th april 2008 on his left side rigth now he is not able to move our left hand, left leg and also he was not able to speek so please help me to recovring my father from this attack i m very thank full of you