Hello aspirant,
I am here for helping you...
you definitely can do paramedical course from tamilnadu if you are a 2017 batch passedout student
But for having admission firstly you will have to take gap certificate which will tell you that what you did in your remaining 1 year in which you took leave.
I hope it will be beneficial for you....
For more queries you can  upvote my answer and can ask in the comment section below...

Best of luck...