Brest feeding issues. To till 25 days.

Hi my son is 25 days baby...I m still unable to feed milk whole day. In a day I able to feed only thrice...and later formula milk ... I am taking lacture tablets thrice in a day...and having milk 4 times with bread and rusks in a day.having meals in afternoon and n8...I am hvng the curries which increases milk..but still my milk is nt enough for my baby... What to do ..after havng evey meal I feel my breast getting tigth and some filling feelng but the quantity is not enough for baby and curying..soon I giving lactogen... I m very much worried of my milk y it's not gettng increased..plz suggust me.. Taking lacture tablets more days does it leads to decrease in forming the milk by its own ... Or any other reasons...frm day 7 I started using lacture tablets to till 25 days ...