Page 83 - Pharmacognosy 02-06203

• Flavouring agent
• Bitter tonic and stomachic
• In perfumery
• New studies on limonene: prevents development of abnormal growths on skin

(chemopreventive activity against rodent mammary, skin, liver, lung and stomach
abnormal growths)

Medicinal uses of Hespiridin:

• Decrease capillary fragility by strengthening capillary walls (vitamin P).
• Acts as antioxidant by attraction of free radicals. Vitamin P – Bioflavanoids

• Bioflavanoids are also called vitamin P because of their effect on the permeability
of capillaries.

• Vitamin P are a group of water soluble substances including herpseridin,
myrecetin, rutin & quercetin.

• Vitamin P was first discovered in the white part of citrus fruits.
• They are required by the body to aid resistance to infection and to prevent

oxidation of vitamin C within the body Medicinal uses of Pectin:

• Treatment of diarrhea (with kaolin) In GIT disorders =>
• A bulk laxative (increases viscosity and volume of stool). •

facilitates digestion
• Promotes healing of wounds.
• Maintains viscosity of medical syrups.

Side effects

The furanocoumarins within orange peel can cause photosensitization in people exposed
to high levels of UV, especially in people with fair skin.

Milk thistle
It consists of the dried ripe fruits, freed from the pappus,of Silybum marianum (L.), Family
Asteraceae.

Chemical Constituents
• Flavolignans: (1.5–3.0%), collectively known as silymarin. The major components of the
silymarin complex are the four isomers silybin and isosilybin (a 1:1 mixture of
diastereoisomers), silychristin and silydianin.

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