First off,be sure of your calling.
Ask yourself whether you actually want to be a doctor or it is just any external pressure.
If you genuinely want to be a doctor,the inspiration to excel will automatically arise.
Firstly,you need to complete your 11th and 12th NCERT books of Physics,Chemistry and Biology thoroughly. If you have proper grasp over NCERT,then cracking NEET will become comparatively easier for you.
Create a time table and study smartly. Keep away from things that can distract you. You can also get yourself enrolled in a coaching Institute as they will teach you tricks to solve questions in less time. You should also practice previous year question papers as it will help you keep track of your preparation.
Lastly,believe in yourself.
Hope this helps you.
First of all you need to understand the syllabus for NEET. You don't need to study everything that comes in front of you. Your main focus should be on qualitative study than quantative study. the strategy will be different for the drop year students and the current year students. You will have to fix your schedule for everyday's study. Give equal time to all the three subjects and give more focus on your weak subjects. You can not skip many chapters as you have to score high as the cutoff are very high in recent years. In neet there are 90 questions of Bio and 45 questions of Physics and chemistry each. So give time accordingly.
You have to focus on NCERT books of all subject and questions per day .Prepare charts for important topics. For bio get each and every word of NCERT book by heart. For Physics and chemestry you will have to use reference books or study material provided by different coaching institutes. For physics it's very important to practice numericals. By more practice you will be able to manage time in exam. Stay healthy. All your practice and labour will be decide in three ours. Practice previous years question papers. This will give you an Introspection of your preperation.