SOURCES OF DRUGS
Drugs are obtained from
various sources like plants, animals, microbial, mineral, synthetic and semi
synthetic after repeated extraction and purification.
Most of the drugs are obtained from the plant sources. E.g. Morphine extracted from the plant
E.g. Morphine extracted from the
plant OPIUM through the principle of ALKALOID.
Microbial Source: Example:
Mineral Source: Example:
Synthetic Source: Example:
Semi Synthetic Source: Example:
OF ABSORPTION OF DRUGS