Hello,

Be well acquainted with the syllabus, almost 50% question comes from Biology, so it helps to know important topics, you can check out this along with weightage in Careers360 site only provided below-

https://medicine.careers360.com/articles/neet-chapter-wise-weightage-and-important-topics

You have to know the pattern of the exam, subjects with their important topics and weightage, marking scheme such as +4 for every correct and -1 for incorrect one, duration of exam in accordance with managing time with a good speed while answering.

Know the books,NCERT is extremely important here, apart from the other books for different subjects respectively.

In addition to books, revision plays the most important role. Learning is nothing until revised.

Practice, practice, practice. Solve sample papers, it'll give  you a fair idea about your progress report.You can go through sample papers of NEET for your preparation-

https://medicine.careers360.com/articles/neet-sample-paper

You can use site of Careers360 extensively for preparation of NEET.