Stevia rebaudiana : a ray of life for diabetics

Stevia rebaudianais a well known medicinal herb contains antibacterial, antifungal, anti-inflammatory, anti-viral, anti-yeast, cardiotonic diuretic and hypoglycaemic properties. This herb has been used in Ayurveda in India since centuries. Stevia is a perennial herb belonging to the family Asteraceae, is one of the most valuable tropical medicinal plant. Leaves of this plant produce zero calorie, high potency sweetener and substitute to sucrose, being about 300 times sweeter than sucrose. The compounds, named stevioside and rebaudiocide give stevia its taste. In India number of diabetic people in the age group of 25-45 is about 15% and is also increasing at an alarming pace. In addition, India is the largest consumer of sugar in the world. So stevia is attaining attention in Indian market as a healthy alternative sweetener to sugar. Stevia has no calcium cyclamate, no saccharim, no aspartame and no calories. It is safe for diabetics, as it does not affect blood sugar levels and have no neurological or renal side effects.

Stomach Specific Mucoadhesive-A Review

About Authors:
Shalini Sharma, Manoj Prashar
Manav Bharti University,

Stomach specific mucoadhesive drug delivery system(MADDS) is one of the most prominent and latest system which sustain drug blood concentration and controlling the rate of drug delivery to the target tissue. These systems interact with mucin molecule and mucous layer covering the mucosal epithelial surface and prolong the residence time of the dosage form at the site of application or absorption and thus contribute to improve or better therapeutic performance of drug. This review article also present the polymer used for preparation of mucoadhesive tablet, mechanism of mucoadhesion, factor affecting mucoadhesion and recent developments or techniques in formulation of mucoadhesive tablet and invitro and invivo evaluation of mucoadhesive tablets.