Dear applicant, there are plenty BMLT colleges in Kolkata, and in west bengal you will get many options too. Like,

1. Institute of Medical Sciences Kolkata

2. JIS University Kolkata

3. Adamas University Kolkata

You can get colleges in West Bengal like

1. BIPS Kalyani

2. Paramedical College Durgapur etc.

Hope this information helps!!

Good luck!!