scholarly journals Flow Property and Micellar Structures in Capillary Flows of Surfactant Solutions

2005 ◽  
Vol 33 (1) ◽  
pp. 1-8 ◽  
Author(s):  
Takamasa Hashimoto ◽  
Toshihide Turukawa ◽  
Noriyasu Mori
Author(s):  
Ushida Akiomi ◽  
Ihijo Akira ◽  
Hasegawa Tomiihi ◽  
Narumi Takatsune

2015 ◽  
Vol 81 (823) ◽  
pp. 14-00278-14-00278
Author(s):  
Akiomi USHIDA ◽  
Akira ICHIJO ◽  
Tomiichi HASEGAWA ◽  
Takatsune NARUMI ◽  
Ryuichi KAYABA

2014 ◽  
Vol 2014.51 (0) ◽  
pp. _1208-1_-_1208-2_
Author(s):  
Akiomi USHIDA ◽  
Akira ICHIJO ◽  
Tomiichi HASEGAWA ◽  
Takatsune NARUMI ◽  
Ryuichi KAYABA

2014 ◽  
Vol 2014 (0) ◽  
pp. _0418-1_-_0418-3_
Author(s):  
Akiomi USHIDA ◽  
Akira ICHIJO ◽  
Tomiichi HASEGAWA ◽  
Takatsune NARUMI

Author(s):  
Avilash Carpenter ◽  
M.K. Gupta ◽  
Neetesh Kumar Jain ◽  
Urvashi Sharma ◽  
Rahul Sisodiya

Aim: The main of the study is to formulate and develop orally disintegrating fast dissolving tablet of Metoclopramide hydrochloride. Material & Methods: Before formulation and development of selected drug, the standard curve in buffer was prepared and absorbance at selected maxima was taken. Then two different disintegrating agents were selected and drug was mixed with disintegrating agents in different ratio. Various Preformulation parameters and evaluation of tablet i.e. disintegration time, dissolution time, friability, hardness, thickness were measured by standard procedure. Result & Discussion: The angle of repose for all the batches prepared. The values were found to be in the range of 30.46 to 36.45, which indicates good flow property for the powder blend according to the USP. The bulk density and tapped density for all the batches varied from 0.49 to 0.54 g/mL and 0.66 to 0.73, respectively. Carr’s index values were found to be in the range of 23.33 to 25.88, which is satisfactory for the powders as well as implies that the blends have good compressibility. Hausner ratio values obtained were in the range of 1.22 to 1.36, which shows a passable flow property for the powder blend based on the USP. The results for tablet thickness and height for all batches was found to range from 4.45 to 4.72 mm and 3.67 to 3.69 mm, respectively. Hardness or breaking force of tablets for all batches was found to range from 32.8 to 36.2 N. Tablet formulations must show good mechanical strength with sufficient hardness in order to handle shipping and transportation. Friability values for all the formulations were found to be in the range of 0.22 % to 0.30 %. Conclusion: Orally disintegrating tablets were compressed in order to have sufficient mechanical strength and integrity to withstand handling, shipping and transportation. The formulation was shown to have a rapid disintegration time that complied with the USP (less than one minute). The data obtained from the stability studies indicated that the orally disintegrating mini-tablets of MTH were stable under different environmental storage conditions. Keywords: Formulation & Development, Fast Dissolving Tablet, Metoclopramide, Anti-Emetic Drug, Oral Disintegrating Tablet


2018 ◽  
Author(s):  
Durga Bastakoti ◽  
Hongna Zhang ◽  
Wei-Hua Cai ◽  
Feng-Chen Li

Equipment ◽  
2006 ◽  
Author(s):  
J. Sestak ◽  
V. Mik ◽  
J. Myska ◽  
M. Dostal ◽  
L. Mihalka

2020 ◽  
Vol 25 (2) ◽  
pp. 61-71
Author(s):  
Rajendra Gyawali ◽  
Rupesh Kumar Gupta ◽  
Sahana Shrestha ◽  
Rajendra Joshi ◽  
Prem Narayan Paudel

Alcoholic extracts of medicinal plants Cinnamomum zeylanicum Blume, Glycyrrhiza glabra L, and Azadirachta indica A. Juss were subjected to the evaluation of antioxidant properties and combined for the cream formulation. The antioxidant property was determined by using the 2, 2-diphenyl-1-picrylhydrazyl (DPPH) assay and inhibition of lipid peroxidase assays. The cream formulation was designed using Minitab software and a central composite design was used to study the effect of dependent variables, steric acid and cetyl alcohol on the response variables such as, viscosity, pH, and spreadability. The phytochemical screening of extracts showed the presence of tannin, phenol, flavonoids, saponins, and alkaloids. Antioxidant properties of the extracts and their relative composition were found variable. Composition F3 (C. zeylanicum Blume: G. glabra L: A. indica A. Juss; 01: 02: 01) possessed the highest antioxidant capacity compared to other ratios. The cream prepared from this composition was found stable for pH, viscosity as well as antioxidant activity under normal condition (25) and accelerated condition (40 ). The cream with DPPH scavenging activity of 93.86 % at 15 µg/mL (IC50 8.58±0.30) and lipid peroxidase assay 90.93 % at 200 µg/mL (IC50 72.30±0.60) with pH 5.50 was found with a non-Newtonian positive thixotropic flow property. Parameters like pH, viscosity, and spreadability of the cream were within the acceptance range, and found stable and permeable


2013 ◽  
Vol 50 (5) ◽  
pp. 332-338 ◽  
Author(s):  
Akiomi Ushida ◽  
Tomiichi Hasegawa ◽  
Keiko Amaki ◽  
Takatsune Narumi

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