Basics Of Ayurveda - Samanya or Generalization And
Differentiation or Vishesha In Ayurveda
The Longevity chapter of ayurveda
texbook Charaka Samhita explains about six substances in whole
world according to Ayurveda and Yoga philosophy. 'Samanya' or Generalization or Commonness is one and 'Vishesha'
or differentiation or difference is another one that are explained
in this article. The knowledge of these substances are essential and
basic to learn ayurvedic principles and these are taught in a
separate subject in the first year of ayurvedic medicine students.
Generalization And Differentiation In Longevity Chapter:
"This is a known truth that the sameness of matter, qualities and
activities is the causative agent behind the increase or growth. The
difference of matter, qualities and activities is the causative
agent behind decrease or reduction. The sameness and difference have
relationship and interact inside body every time."
"The generalization stands for equality, sameness and unity.
Inequality or difference stands for differentiation. The
generalization or sameness has comparable features and
differentiation has features in contrast." (Charaka Samhita, Sutra Section, Ch.
1/44-45, Longevity)
Dr Vikrama's Commentary: It has been mentioned earlier
that there are six basic substances in Ayurveda and Yoga philosophy.
They are - Generalization, Differentiation, Matter, Qualities,
Activity, Relationships.
Now let us consider the first two. Generalization is not the
duplicate copy. it stands for resembling features. These features
can be in material, qualities or properties or characteristics and
action or activities or in all the three.
The chalk and milk are general in color that is a property but
different in matter and activity. Terminalia chebula and Senna are
same in purgative action but they are different in matter and other
qualities.
These two substances - generalized and differentiated are
considered for all consideration in medicine. In Pharmacology, the
action of all the drugs are along four lines...
- Physical Action: The physical properties of drugs are
responsible for action of drug or medicine. The commonly used
physical properties are mass of drug, osmotic activity,
radioactivity, radioopacity, adsorptive property etc.
- Chemical Action: The drug or medicine exerts effects
along the lines of chemical equations. Chemical properties include
effects based on acidification, alkalization, neutralization,
oxidation, reduction, chelation etc.
- Through Enzymes: Most of the biological or chemical
reactions occur under the catalytic (One whose presence catalyzes
or hasten the metabolic reaction and Enzymes don't participate
themselves in chemical or metabolic reaction). Enzymes work in two
directions - they can either stimulate the process or
inhibit the process. An Enzyme can play one role in a
particular process i.e. it can either inhibit or stimulate the
process and never both.
- Through Receptors: Receptors are the large molecules on
the surface or inside of cells that bind and interact with the
drug. A receptor works through many chemicals that can be divided
into following categories. Agonists are the chemicals that
activate a receptor to produce some specific effect.
Inverse agonist activate the receptor but produces the
opposite effect to the agonist. Antagonist prevents the
effect of agonist on a receptor and doesn't have its own effect.
Partial agonist activate the receptor to have some effect
but opposes the effect of full agonist. Ligand is a
molecule that attaches selectively to a particular receptor. This
term signifies only the attachment with receptor without any
suggestion for functional change or effect.
We can analyze the above mechanisms of a pharmacological drug and
what we find is that all the different effects via various
mechanisms ultimately boil down to two effects - it can either
increase or decrease a particular biological activity in body.
Carcinogens are the substances or factors with the potency to
cause cancerous change in normal tissues. And what is cancer? In
cancer, the normal bodily or cellular processes are increased
without check! Cells multiply at an excessively high rate and
without control.
So all our pathological and physiological processes can be
included in these two principles of Ayurveda as we cover all the
biological processes in the body in two types of metabolic reactions
- anabolic and catabolic changes.
Whenever we need to increase some matter or quality or activity,
we will need something other that would share that matter or quality
or activity or have it in common.
The same thing applies when we want to reduce something. Taking
low fatty food stuff in diet and doing exercise are not common with
obesity because obesity is fat accumulated already in greater than
normal proportion.
High protein and fat diet will help the lean and thin to put up
more weight. Protein and fat rich diet resemble in matter or quality
or activity with flesh and fat in body. So these measures will help
to gain weight.
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