I need to increase my height really fast if im going to make a BIG impact when i make it to the NBA.plz help?

my coach has been contacted by a couple of scouts and he is preparing me for next basketball season which i will be under the scouts watchful eyes,right now im only 5"7 with a 48 inches vertical,although i can jump really high i still want to increase my height,my aim is 6 feet which is the height of my mentor Allen Iverson.Can any1 plz help me,this is a matter of urgency to me.thank you in advance for ur help