Hi...
If you can be specific it will be easier to help you.. You asking for 11th exam syllabus or NEET/AIIMS UG 11 syllabus.... As for 11th std syllabus, you will have additional subjects like English and physical education or maths...What ever you have taken....if its for state board.. And you want to complete it be FEB MID.. it leave you with 3 and half months.. Means 105 days..to complete 5 subject.... 3 primary for neet and 11 th should get around 85 days and 20 days for remaining two... In 85 days, Bio - 40 days and physics chemistry 45 days...In these day you have to give time for REVISION of the subjects tooo
To have to Adjust it accordingly to your current command over the subjects
Hopefully it helps

Regards
Dr Parmanand Agarwal
MBBS, MD
Career counselor