Hello Dheemant ,
Most important for NEET/AIIMS is your NCERT books as these books include basic principles and concepts and provide accurate information.
BUT KEEP IN MIND YOU HAVE TO CLEAR ENTRANCE YOU ARE NOT DOING PhD so dont go by all books mentioned here and there
KEEP NCERT + ONE REFERNCE BOOK + MAXIMUM MCQS PRACTICE = Medical SEAT Apart from this, you can add upon it by following books
Biology -
Truemans Biology Vol. 1 & 2
Objective Biology by Dinesh
Pradeep Publications Biology
Physics -
Concept of physics by H C Verma
Fundamental of Physic by Pradeep
Objective physics by DC Pandey
Chemistry -
Arihant Organic Chemistry
Dinesh Chemistry Inorganic
Physical Chemistry by O P Tandon
Objective NCERT at your fingertips Chemistry by MTG
Hope this helps!....BEST OF LUCK
Regards
Dr. Parmanand Agarwal
MBBS, MD
Career counselor