by Jeff Funk
Published 3 years ago
Updated 2 years ago
Sources of drugs may be natural, synthetic, and biosynthetic. Drugs of plant, animal, microbiological, marine, mineral, geographical origins constitute the natural sources.
In general, there are six classes of sources for NCEs. The four classes are botanical sources, fungi, bacteria, and marine sources. In addition to these four classes, modern pharmaceutical chemistry added two categories of man-made substances, i.e. synthetic chemistry and combinatorial chemistry.
What are the sources of drugs in pharmacognosy?
Pharmacognosy deals with the natural drugs obtained from organisms such as most plants, microbes, and animals. Up to date, many important drugs including morphine, atropine, galanthamine, etc. have originated from natural sources which continue to be good model molecules in drug discovery.
What are the 5 main sources of drugs?
Sources of drugs may be natural, synthetic, and biosynthetic. Drugs of plant, animal, microbiological, marine, mineral, geographical origins constitute the natural sources.
What is the main source of drugs?
Sources of the Drugs It is obtained from many sources such as plants, animals, minerals, microbial, synthetic and biotechnologically. A) Plant Source: It is the most plethoric source of drugs. Almost 90% of drugs are obtained from different parts of the plant. Drugs can be obtained from every part of the plant.
What are the 3 sources of drugs?
Sources of drugs may be natural, synthetic, and biosynthetic.
What are natural sources of drug?
The most dominant natural medicine source is plants, due to their chemical and structural diversity and the biodiversity of their components. Examples of medicines that are derived from plants are aspirin (from willow tree bark) (2), digoxin (from the flower, Digitalis lanata) (3) and morphine (from opium) (4).
What are the sources of crude drugs?
Most of the crude drugs used in medicine are obtained from plants, and only a small number comes from animal and mineral kingdoms. Drugs obtained from plants consist of entire plants, whereas senna leaves and pods, nux vomica seeds, ginger rhizome and cinchona bark are parts of plants.
What are synthetic sources of drugs?
Types of Synthetic Drug: Based on their chemical composition, synthetic drugs are commonly divided into two categories: Cannabinoids such as K2 and Spice. Synthetic Cannabinoids are chemicals that mimic the effect of THC, the primary psychoactive active ingredient in marijuana. Stimulants such as Bath Salts.
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The Four Sources of Drugs. STUDY. Flashcards. Learn. Write. Spell. Test. PLAY. Match. Gravity. Created by. gabriel0830. Terms in this set (4) synthetic. include most the newer drugs sometimes referred to as "miracle drugs" human/animal. taken from the cadavers. vegetable. every part of the plant has been used to make drugs.
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Identify four main sources of drugs and biological products. Plants o Alkaloids : react with body acids to form a salt , which is readily soluble in body fluids . o Glycosides contain a carbohydrate or sugar molecule . o Gums are mucilaginous secretions—usually polysaccharides — with the ability to attract and hold water . o Oils are insoluble in water and are classified as volatile or …
