As per the Pharmacy Council of India official website, The eligibility criteria is that a student must past 10+2 examination with at least 50% marks and having compulsory subjects Physics, Chemistry, Biology/Mathematics. Now as you don't have Chemistry as a subject in your 10+2 then you aren't eligible for the course.

For PCI website copy paste the link below:

https://www.pci.nic.in/education_regulations_chapter2.html

To know more about about Pharma course visit the link below:

https://www.careers360.com/courses/pharm-d-doctor-of-pharmacy#:~:text=Candidates%20must%20have%20graduated%20with,lateral%20entry%20to%20the%20program.

I hope my answer helps. All the very best for your future endeavors!