HI Sharmila,

Looking for colleges in Bangalore I found out three colleges that offered M.B.B.S for a good fees. 

1. Rajiv Gandhi University of Health Sciences- This has around a fee of INR 20000 for the first year with a good 7.5/10 rating

2. BGS, Global Institute of Medical Sciences- This has around a fee of INR 46000 for the first year with a rating of 8/10

3. Vyedehi Institute of MEdical Sciences and Research Centre- A fee of INR 75000 for the first year with a rating of 8/10

Speaking of colleges in Tamil Nadu, again I shortlisted 3 colleges.

1. Tirunelveli Medical college- Fee of INR 25000 for the first year with a rating of 9/10

2. Madurai Medical College- Fee of INR 21000 for the fiirst year with a rating of 7.3/10

3. Sree Balaji Medical College and Hospital- Fee of INR 75000 for the first year with a rating of 8/10

Hope this helped.