MD AHAD ALI KHAN DEPARTMENT OF PHARMACY SUB Other Glycosides MD AHAD ALI KHAN DEPARTMENT OF PHARMACY SUB

Alcoholic group of glycosides Such as: Salicin which obtained from Salix bark, Willow bark. Salicin hydrolyzed by: 1.Enzyme emolsin 2.Acid like HCl,HNO3 3.Alkaline solutions like NaOH Salicin is an alcoholic β-glucoside. Salicin is an anti-inflammatory agent that is produced from willow bark.

Willow bark Willow family - a number of different species Commonly known species – White willow/European willow (Salix alba) Black willow/pussy willow (Salix nigra) Crack willow (Salix fragilis) Purple willow (Salix purpurea) Weeping willow (Salix babylonica) Plant Family: Salicaceae Habitat - native to Europe, Asia, and some parts of North America.

Constituents Salicin Salicylic acid Tannin

Medicinal Uses and Indications Headache Low back pain Osteoarthritis - Chronic breakdown of cartilage in the joints; the most common form of arthritis occurring usually after middle age Other uses Menstrual cramps (A painful and involuntary muscular contraction) Fever - A rise in the temperature of the body; frequently a symptom of infection. Flu - An acute febrile highly contagious viral disease. Tendonitis - Inflammation of a tendon. Bursitis - Inflammation of a bursa (A small fluid-filled sac located between movable parts of the body especially at joints); frequently in the shoulder

Aldehydic group of glycoside Such as : Glucovanillin which obtained from : Vanilla beans (fruits) Vanillin : volatile oil which used as flavoring agent Vanillin : 1.phenolic group volatile oils 2.aldehyde group of volatile oils

Vanilla Vanilla planifolia / Vanilla fragrans is a species of vanilla orchid. Family: Orchidaceae It is native to Mexico Vanilla planifolia is found in Central America and the West Indies. It prefers hot, wet, tropical climates. It is harvested mostly in Mexico and Madagascar. Common names – Flat-leaved Vanilla Tahitian Vanilla West Indian Vanilla / Pompona Vanilla - V. pompona

Vanilla grows as a vine, climbing up an existing tree Chemical composition - Vanillin numerous traces of other constituents such as eugenol, caproic acid etc. Sugar Gum Tannin Wax Cellulose

Uses to make flavoring to treat intestinal gas and fever increase sexual desire (as an aphrodisiac) added to foods to reduce the amount of sugar needed for sweetening added to food to help stop tooth decay In manufacturing, vanilla is used as a flavoring in syrups used in making medications. It is also used as a fragrance in perfumes.

DOWNLOAD FILE… pharmacognosy-ii_l5_other_glycosides.pdf @ http://mdalikhan.weebly.com/pharmacognosy-ii.html