Hello

You can do the following things

• Make a fail proof routine for you daily schedule.
• Attempt at least 2 practice tests a day, stimulating the exam environment
• You have to study for long hour, that is more than 10 hours, but make sure it is effective
• Take 5 to 10 minutes break after every hour of study
• Make charts, flow charts etc to remember things, and don't forget to revise the charts daily
• Make a small notebook with formulae, and revise them
• Do a lot of MCQs
• Stay away from distractions
• Get adequate sleep

Good luck