As you asking here I am telling Important books name for AIIMS entrance exam preparation:

AIIMS Explorer (English) BY MTG Publication

AIIMS – Chapterwise Solution – 22 yrs Paperback – 2015 by MTG Editorial
Board

Chapterwise Topicwise Questions – Solutions – Physics for Medical Entrances
2017 – 2003

Chapterwise Topicwise Questions – Solutions – Chemistry for Medical Entrances
2017 – 2003

Chapterwise Topicwise Questions – Solutions – Biology for Medical Entrances
2017 – 2003

Assertion and Reason for Competitive Exams Paperback – 2015 by MTG
Learning Media

Trueman’s Elementary Biology, Vol I and II (English) 27th Edition

Exploring Biology for Medical Entrances (Volume I and II) (English) 5th Edition

Trueman’s Objective Biology for Medical Entrance Examinations (Set of 2 Vols)
(English) 2017 Edition

Modern’s ABC of Chemistry for class 11th and 12th ( Volume I and II )

Objective NCERT at Your Fingertips Chemistry (Class 11 + 12) (English) By MTG

Concepts of Physical Chemistry For JEE (English) 8th Edition By P. Bahadur

A Textbook Of Physical Chemistry For Competitions For Jee & All Other
Engineering Entrance Exams

A New Pattern Textbook of Organic Chemistry for Competitions (English) 16
Edition By O.P Tandon

A Guidebook to Mechanism in Organic Chemistry (English) 6th Edition by Peter
Sykes

A New Pattern Text Book Of Inorganic Chemistry For Competitions By O.P
Tandon

Concise Inorganic Chemistry (English) 5th Edition By J.D Lee

Concepts of Physics Volume I and II by H.C. Verma – Recommended
Volume Iand II

Fundamentals of Physics, by Halliday, Resnik and Walker

Problems in General Physics (Latest Edition) by I.E. Irodov

Objective Physics for Medical Entrances Examinations (Volume I and II) 4th
Edition