1. MBBS MD DM (Clinical Pharmacology), PG Dip Endo & Diabetes (RCP, UK), Dip Allergy Asthma Immunology (AAAAI), Fellowship in Respiratory & Critical Care (WBUHS); Clinical Pharmacologist, School of Tropical Medicine Moulali, Kolkata, West Bengal India
2. Consultant Physician, Diabetes & Allergy‐Asthma Therapeutics Specialty Clinic, Moulali Kolkata West Bengal India
3. Consultant Physician Allergy Asthma Treatment Centre, Moulali Kolkata West Bengal India
4. MBBS MD DM (Clinical Pharmacology), Consultant Clinical Pharmacologist, Academic Dean, Professor & Head, Department of Pharmacology Netaji Subhas Medical College & Hospital Patna Bihar India