The raw material for this purpose will be purchased locally and the raw material which cannot be so obtained will be imparted.
The medicinal raw materials are categorized as floral, faunal and mineral.
Leaves, bark, roots, stems, flowers and seeds fall into the category of floral raw material while milk, meat, urine, dung, shells, pearls etc are faunal parts. Types of rock, minerals and salts come under the category of minerals dug of the earth.
Some of these floral parts and most of the minerals are allergic and toxic, and as such they are processed by refining and detoxication and adopted for human consumption to be used as medicine.