Hello Aspirant ,

You should start your preparation as soon as possible( you can enjoy your first year and start preparing from 2 year ) for the USMLE (United States Medical Licensing Examination )  just be regular and give 2-3 hours every day and you will surely be able to crack this exam.

There are plenty of resource for UMSLE online ,join forums  and contact your teachers and seniors for any type of help. First aid books are your one stop destination for this exam , they have books for every topic , Uworld Qbank is also very good resource .You should also try solving previous years question , and look onto YouTube for any topic you are finding hard understanding .

Hope this helps.