Hi

You don't need to worry at all even if you had failed earlier in one subject and then you reappeared for 12th and passed with 52 % . There will be no problem because of this.

But what is your % in aggregate of PCB i. e. physics chemistry and Biology/biotechnology, you have just mentioned that you have 52% in your class 12 th but your overall percentage in class 12th is not considered for Neet eligibility criteria only your aggregating PCB is considered.

To be eligible for neet,

you must h ave passed 12th board examination with physics, chemistry ,biology/biotechnology and English and must have got at least  50  % in aggregate of PCB  i.e Physics, Chemistry and Biology/Biotechnology  in 12th examination  if belongs to general category , or   at least  40%  in aggregate of PCB if belongs to  Obc/ Sc /st category  , or at least 45 % in aggregate of PCB in case of general pwd candidates to be eligible.

So, if you fulfill this percentage requirement in PCB as per your category then you are definitely eligible for Neet 2021 examination and after qualifying Neet examination on the basis of marks/ rank obtained by you in neet you can get a seat in a medical college and become a doctor

Also,
to be eligible for neet 2021 one has to be at least 17 years old or more by  31st  December 2021

For detailed information about neet examination eligibility go through our page for which link is provided below; -

https://medicine.careers360.com/articles/neet-eligibility-criteria

And don't be afraid of Neet examination you can definitely be a doctor it all depends upon the amount of effort you put towards your neet preparation so if you fulfill above criteria and you are eligible you can go ahead with your preparation following the below tips and if you sincerely follow them then you can definitely get a seat  in a medical college

*Go well through NCERT and master it
*Make routine or timetable :- your routine should revolve around 3 things i.e study, revise and practice
*After finishing each chapter you should practice questions, you should practise at least 80 to 100 numericals / mcqs in Each chapter
*Solve previous year NEET questions
*Once done with complete syllabus, go through NEET mock test papers

You can prepare well using our neet program  for which link is provided below

https://learn.careers360.com/knockout-neet-may /

Thank you