The story of how we came to use inhaled mannitol to diagnose asthma and to treat cystic fibrosis began when we were looking for a surrogate for exercise as a stimulus to identify asthma. We had proposed that exercise-induced asthma was caused by an increase in osmolarity of the periciliary fluid. We found hypertonic saline to be a surrogate for exercise but an ultrasonic nebuliser was required. We produced a dry powder of sodium chloride but it proved unstable. We developed a spray dried...
Abstract Most of the ayurvedic medicines are in the form of powder. Being in powder form the administration of accurate dose with ease is a problem. They may have some kind of unacceptable bitter taste. Furthermore it needs water or honey for administration and chances of spoilage and waste are more. Oro-dispersible tablet which rapidly disintegrating in mouth will be the best remedy for efficient use of ayurvedic powders. The aim of this study was to formulate oro-dispersible tablets of...