There is no requirement of category rank to get admission through WBJEE. As the competition is cutthroat now-a-days there is a low chance of getting top colleges with this rank. But you should not give up. Fill your choices starting with top college.

You may get a seat because most of the students urge for Engineering. So, those who are ahead of you, most of them will not take B.Pharm. as an undergraduate course. Those seats will be automatically empty and you can easily grab one.

Here are some information regarding your query:

https://www.careers360.com/university/jadavpur-university-kolkata/bpharma-course