Disintegrants Essay

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Several factors affect the action of disintegrants such as: ratio of the disintegrant in tablet, particle size, molecular structure, compression force, method of incoroporation, compatibility with other excipients, adding more than one disintegrant, addition of surfactant, tablet hardness the tablets, API nature , mixing, screening and others [5,10,11]. In 1980, Rundic and co-workers found that larger CPV grades (with larger particle size) are more efficient than smaller one [12]. Later in 1981, Smallenbroek et al studied the effect of particle size of the disintegrant on the disintegration of tablet, they found that larger particle size are more efficient than smaller one [13]. Later, Rundic and co-workers studied the effect of crosslinking …show more content…

Khan and Rhodes found that SSG tablets disintegrates quickly at medium compression forces while slowly at low and high forces, this property vary with other disintegrants [16, 17]. In addition, in 1998 Munoz et al. found that the effect of compression on disintegration depend on the concentration of the SD explotab® included in the tablet. Lower SD concentration result in higher effect of compression force variation on disintegration, while at 7% where best disintegration achieved; compression force variation had a little effect on disintegration …show more content…

Fenugreek seeds contain a high percentage of mucilage which swell when hydrated [10,33]. Kumar et al used fenugreek mucilage at multiple percentages to prepare metformin FDT and compared it to other SDs. At 4%, the mucilage gave better disintegration time than the most widely used synthetic SDs like CCS [34]. Avachat et al reported the use of of fenugreek husk for granulation [35]. 1.3. Soy polysaccharide (Emcosoy®) It doesn’t contain any starch or sugar and used in nutritional products (figure 4). It has a good swelling ability and can act as tablet disintegrant [5]. In 1982, Khalidindi et al evaluated soy polysaccharide as a disintegrant in directly compressed tablet and compared it to crosslinked sodium carboxy-methyl cellulose and corn starch, they found that soy polysacchardie showed a good disintegrant activity similar to those of 2% cross-linked carboxy-methyl cellulose and 8% superior to corn starch [36]. 1.4. Lepidium sativum Mucilage Also known as asaliyo, it belongs to Cruciferae family. It has a good availability and low cost. The plant seeds contain high amount of mucilage which act as binder, disintegrating agent and gelling agent

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