You have a lot of time to prepare for NEET so utilize this time carefully and crack NEET in 1st atemp in following ways:-
👉Start your preparation for NEET as early as possible
👉Join a good coaching like allen, akash, resonance, motion, etc or if you are financially not strong but good in studies then you can prepare online by YouTube, unacdemy, physics wallha ,etc
👉Do more focus on NCERT of 11th and 12th specially for biology and chemistry atleast you should read NCERT 5 times
👉Maximum NEET aspirants having problems with physics because of not having proper maths skills so you should also focus on basic math which is taught in class 4th to 10th and also calculus (integration, derivation)a mathematics used in every chapter of physics.
👉In chemistry for organic and inorganic you have to study from NCERT only and for physical also you need basic math to solve numericals along with logarithm for use in thermodynamics and mole concept is also important.