It is great that you have chosen a noble career as a doctor. First and foremost, I wish you achieve your goal of becoming a qualified healthcare professional
To study MBBS in India, you must write the qualifying examination, the National Eligibility cum Entrance Test conducted every year by the National Testing Agency (NTA). The MBBS seats have been allotted in all medical colleges, irrespective of government, private or autonomous institutes such as JIPMER, PGIMER, AIIMS, all over India through this NTA. NEET is mandatory even to study MBBS abroad so that you can pursue PG or practice in India after completion of UG medicine in countries like Russia, Ukraine, etc.
You are required to complete 17 years of age and above and no limits on NEET attempts. You must complete classes 10+2 with Physics, Chemistry, and Biology as core subjects, and minimum 50% marks for the general category, and 40% for the reserved category. Foreign nationals/NRIs/ PIO, have been also eligible to take up the NEET. The official website for NEET is www.neet.nta.nic.in
In India, studying MBBS has been expensive at present unless the aspirant gets a good ranking in the NEET to avail seat in the topmost government/government-aided medical colleges. As for as the private colleges/deemed universities are concerned, 50% of the seats in those colleges must be allotted for NEET candidates, equal to the fee structure of government colleges in the respective region/States/Union Territories according to the NMC norms. So fees vary depending upon the rank you have scored, and your college choice to be government or private. Undoubtedly, private colleges do charge exorbitant fees including hostel fees and other expenses in lakhs. You can search on the internet about MBBS fee structures prevailing in various colleges in different States, Union Territories. and private medical colleges.
For your first question regarding how to study to score a good rank, confidence, understanding the concept, practice, and dedication is essential. To crack a good score in the NEET 2023, you must be attached to any coaching center conducting unlimited mock tests with numerous study modules and previous test papers. Immense practice alone would get you a good score and a seat in top colleges. The exam is to be conducted on 7th May 2023 and you hardly have two-and-half months' time to prepare for the exam.