Dr. Ajith The famous Integrative dermatology practitioner. And all the ppt which i have updated is prepared by myself and if you find out the same in anywhere else, inform us and its 100% copied from my profile.

1. ROLE OF MEDHYA
RASAYANA IN SHORT
TERM MEMORY
REG NO - 567

2. INTRODUCTION
• Medhya Rasayanas are group of medicinal plants described in
Ayurvedic classics, with multi-fold benefits, specifically to
improve memory and intellect by their Prabhava.
• Medha means intellect or retention; and Rasayana means
therapeutic procedure or preparation which on regular practice
will boost nourishment, health, memory, intellect, immunity and
hence longevity.
• Medhya Rasayana is a group of four medicinal plants that can be
used singly or in combinations in mentioned forms.
• They are Mandukaparni (Centella asiatica), Yastimadhu
(Glycorrhiza glabra), Guduchi (Tinospora cardifolia) and
Shankhapushpi (Convolvulus pleuricaulis) specially mentioned
with wide range of applications on different systems.

3. 1. MANDUKAPARNI
• Mandukaparni (Centella asiatica), is a
prostrate, stoloniferous perennial herb rooting
at nodes.
• Fresh whole plant juice is used for therapeutic
purposes as Medhya rasayana.
• Major phytochemicals are Saponin,
Medacoside, Asiaticoside, Asiatic acid, and
Triterpenic acid.
• They act on behavior besides being
neuroprotective and brain growth promoter.
• It inhibits the memory impairment induced by
scopolamine through the inhibition of AChE.

4. 2. YASHTIMADHU
 Yastimadhu (Glycorrhiza glabra) is a hardy
herb or under shrub belonging to Fabaceae
family.
 Fine powder of dried root is used internally
with milk for therapeutic purpose as
Medhya rasayana.
 Major phytochemicals are Glycyrrhizine,
Flavonones isoflavones.
 The roots and rhizomes of the plant is an
efficient brain tonic; it increases the
circulation into the Central Nervous
system.
 It has significant action on memory
enhancing activity, hence improves
learning and memory

5. 3. GUDUCHI
 Guduchi (Tinospora cordifolia) is a large
glabrous, deciduous, climbing shrub of
Menispermaceae family.
 Juice of whole plant is used therapeutically as
Medhya rasayana. It is also used in the form of
kashaya, churna or Satwa (starch extract of
stem).
 Major phytochemicals re alkaloids, diterpenoid
lactones, glycosides, steroids, phenolics,
aliphatic compounds and polysaccharides.
 It is a Neuroprotective as it has rich antioxidant
and trace elements(Zinc and Copper) which
protects brain cells from damaging.
 It has been claimed to possess learning and
memory enhancing antioxidant and anti-stress
activity.
 It enhances the cognition in normal and cognition
deficit individuals.

6. 4. SHANKHAPUSHPI
 Shankhapushpi (Convolvulus pleuricaulis)
is a perennial, prostate or sub erect
spreading hairy herb.
 Recommended therapeutic form is fine
paste Or kalka of whole plant, which is
highly regarded as Medhya.
 Major phytochemicals are microphyllic
acid, shankhapushpin, kaempferol , 3, 4
dihydroxy cinnamic acid, sitosterols.
 Shankhpushpi calms the nerves by
regulating the body's production of the
stress hormones, i.e, adrenaline and
cortisol.
 It also has potent anti- depressive action. It
also increases the intellect of the person
when taken regularly.

7. CONCLUSION
 All the drugs of medhya rasayana have madhura vipaka , which is
very much essential for promoting the kapha dosha.
 Kapha enhances the dharana shakti i.e, retention of cognition,
Hence proving its usefulness in short term memory.
 On contrary the drugs also have ushna virya and tikta rasa which
helps promote pitta.
 The pitta dosha enhances grahana and smarana shakti (grasping
power and memory) in an individual.

8. THANK
YOU….