Hello student ,

Yes you can prepare for NEET 2021 and take admission in BAMS for session 2020 and further in 2021 if you will get your college as per your choice then you can drop this course and continue in another college . Beside this here i am pr oviding you a link which will give you a personalized report with top college in which you have chances for admission with the help of predicted colleges you can make better choice while filling your choices of colleges during your counselling .

https://medicine.careers360.com/neet-college-predictor?icn=QnA&ici=qna_answer

Hope it helps !