N. P. DUTT & SON is a GMP-certified Homoeopathic Manufacturing Company and it is one of the leading homeopathic medicine traders in Kolkata. N. P. DUTT & SON excels on this parameter and forever seeks to enhance its lead through technology, research & development and clinical trials. The secret of the efficiency of our various potentised products, tinctures and patents lies in the carefully selection of genuine raw materials under a care full & strict observations of our highly qualified team of professionals in our well equipped QA, QC, GMP certified, and both L1 & L2 bonded laboratory .