You are lucky, as most successful business personality like Bill Gates, Michael Dell, Steve Jobs, Mark Zuckerberg, Azim Premji and much more successful entrepreneurs are school/college dropouts. Strange but true.
“I have not failed. I’ve just found 10,000 ways that won’t work.” – Thomas A. Edison
So, recharge yourself with powers of own confidence. Give your best. Forget Competition, you have to beat your own record.
I would like to recommend to read a Good Tips to Crack AIPMT / NEET on https://www.toppr.com/bytes/aipmt-2016-preparation-tips/
I hope you will gain good logic by reading this.
You have to grow from the inside out. None can teach you, none can make you spiritual. There is no other teacher but your own soul.
Arise,awake and donot stop until the goal is reached.
- Swami Vivekananda
All the best 
