Hlw aspirant, thank you for contacting CAREERS 360, d pharmacy is a two year long course for diploma in pharmacy.You can do this course even after passing out class twelth..
Here are some of the best colleges in India for diploma in pharmacy..
. National institute of pharmaceutical education and research,New Delhi
. Jamia hamdard, New Delhi
. Institute of chemical technology, Mumbai
. Punjab University, Chandigarh
.Banaras Hindu University,  Varanasi
. Jadavpur University,  Kolkata
So good luck.