Physicochemical characteristics, cytotoxicity, and antioxidant activity of three lipid nanoparticulate formulations of alpha-lipoic acid.

abstract：:The development of an oral formulation that ensures increased bioavailability of drugs is a great challenge for pharmaceutical scientists. Among many oral formulation systems, a drug delivery system employing superporous networks was developed to provide a prolonged gastro-retention time as well as improved bioavailab...

journal_title：AAPS PharmSciTech

authors： Le TN,Her J,Sim T,Jung CE,Kang JK,Oh KT

更新日期：2020-11-12 00:00:00

abstract：:A large number of pharmaceuticals exhibit polymorphism; 23% steroids, 60% sulfonamides, and 70% of barbiturates have shown this property. In this study, we have investigated and compared a new technique termed as melt sonocrystallization (MSC) with melt and sonocrystallization (SC) for induction of polymorphism in pro...

journal_title：AAPS PharmSciTech

authors： Tripathi R,Biradar SV,Mishra B,Paradkar AR

更新日期：2010-09-01 00:00:00

abstract：:The present study evaluates the antioxidant activity of the flavonol quercetin, and its functional stability as a raw material and when added in formulations. The iron-chelating activity was determined using the bathophenanthroline assay, and the functional stability was evaluated with the antilipoperoxidative assay. ...

journal_title：AAPS PharmSciTech

authors： Casagrande R,Georgetti SR,Verri WA Jr,Jabor JR,Santos AC,Fonseca MJ

更新日期：2006-02-03 00:00:00

abstract：:The objective of the current study was to develop an amorphous solid dispersion for a high melting point compound, griseofulvin (GRF), with an enhanced solubility and a controlled release pattern utilizing hot melt extrusion (HME) technology. Hypromellose acetate succinate (HPMCAS, Shin-Etsu AQOAT®, medium particle si...

journal_title：AAPS PharmSciTech

authors： Lu J,Obara S,Liu F,Fu W,Zhang W,Kikuchi S

更新日期：2018-01-01 00:00:00

abstract：:Poly(propylene succinate) (PPSu) polymers of average molecular weights from 2,800 to 13,100 g/mol were synthesized and characterized with regard to crystallinity, thermal properties, and cytocompatibility. Higher molecular weight samples exhibited lower degree of crystallinity and melted at lower temperatures. Melting...

journal_title：AAPS PharmSciTech

authors： Bikiaris DN,Papageorgiou GZ,Papadimitriou SA,Karavas E,Avgoustakis K

更新日期：2009-01-01 00:00:00

abstract：:We determined the permeability coefficient of a model hydrophilic drug, calcein, encapsulated within saturated lipid-based nano-sized liposomes of various lipid profiles. We demonstrated that the addition of cholesterol to liposomes containing saturated lipids increased the permeability of the liposomal membrane to ca...

journal_title：AAPS PharmSciTech

authors： Takechi-Haraya Y,Sakai-Kato K,Goda Y

更新日期：2017-07-01 00:00:00

abstract：:The present study introduces a new three-dimensional (3D) surface image analysis technique in which white light illumination from different incident angles is used to create 3D surfaces with a photometric approach. The three-dimensional features of the surface images created are then used in the characterization of pa...

journal_title：AAPS PharmSciTech

authors： Soppela I,Airaksinen S,Hatara J,Räikkönen H,Antikainen O,Yliruusi J,Sandler N

更新日期：2011-06-01 00:00:00

abstract：:The aim of this work was to assess the effect of 2 formulation variables, the pectin type (with different degrees of esterification [DEs]) and the amount of calcium, on drug release from pectin-based matrix tablets. Pectin matrix tablets were prepared by blending indomethacin (a model drug), pectin powder, and various...

journal_title：AAPS PharmSciTech

authors： Sungthongjeen S,Sriamornsak P,Pitaksuteepong T,Somsiri A,Puttipipatkhachorn S

更新日期：2004-02-12 00:00:00

abstract：:The solubility of five poorly soluble drugs was enhanced by using an effervescence assisted solid dispersion (EASD) technique. EASDs were prepared by using modified fusion method. Drug and hydrophilic carrier were melted, and in this molten mixture, effervescence was generated by adding effervescence couple comprising...

journal_title：AAPS PharmSciTech

authors： Alam MA,Al-Jenoobi FI,Al-Mohizea AM,Ali R

更新日期：2015-12-01 00:00:00

abstract：:A hydroxyethylcellulose-poly(acrylic acid) (HEC-PAA) lyomatrix was developed for ganciclovir (GCV) intestine targeting to overcome its undesirable degradation in the stomach. GCV was encapsulated within the HEC-PAA lyomatrix prepared by lyophilization. Conventional tablets were also prepared with identical GCV concent...

journal_title：AAPS PharmSciTech

authors： Mabrouk M,Mulla JA,Kumar P,Chejara DR,Badhe RV,Choonara YE,du Toit LC,Pillay V

更新日期：2016-10-01 00:00:00

abstract：:The main objective of the present study is the physicochemical characterization of naturally available Terminalia catappa gum (Badam gum [BG]) as a novel pharmaceutical excipient and its suitability in the development of gastroretentive floating drug delivery systems (GRFDDS) to retard the drug for 12 h when the dosag...

journal_title：AAPS PharmSciTech

authors： Meka VS,Nali SR,Songa AS,Kolapalli VR

更新日期：2012-12-01 00:00:00

abstract：:Onychomycosis is a chronic disorder that is difficult to manage and hard to eradicate with perilous trends to relapse. Due to increased prevalence of HIV, use of immunosuppressant drugs and lifestyle-related factors, population affected with fungal infection of nail (Onychomycosis) happens to increase extensively in l...

journal_title：AAPS PharmSciTech

authors： Vikas A,Rashmin P,Mrunali P,Chavan RB,Kaushik T

更新日期：2020-01-14 00:00:00

abstract：:This study tests the hypothesis that association complexes formed between enoxaparin and cetyltrimethylammonium bromide (CTAB) augment permeation across the gastrointestinal mucosa due to improved encapsulation of this hydrophilic macromolecule within biocompatible poly (lactide-co-glycolide, PLGA RG 503) nanoparticle...

journal_title：AAPS PharmSciTech

authors： Eleraky NE,Swarnakar NK,Mohamed DF,Attia MA,Pauletti GM

更新日期：2020-02-03 00:00:00

abstract：:Targeted delivery to the lung for controlling lung inflammation is an area that we have explored in this study. The purpose was to use microparticles containing an antisense oligonucleotide (ASO) to NF-κB to inhibit the production of proinflammatory cytokines. Microparticles were prepared using the B-290 Buchi Spray D...

journal_title：AAPS PharmSciTech

authors： Ubale RV,Shastri PN,Oettinger C,D'Souza MJ

更新日期：2018-05-01 00:00:00

abstract：:This work was aimed at evaluating the effect of a pharmaceutical cationic exchange resin (Amberlite IRP-69) on the properties of controlled release matrices using Methocel K4M (HPMC) or Ethocel 7cP (EC) as matrix formers. Diphenhydramine hydrochloride (DPH), which was cationic and water soluble, was chosen as a model ...

journal_title：AAPS PharmSciTech

authors： Akkaramongkolporn P,Ngawhirunpat T,Nunthanid J,Opanasopit P

更新日期：2008-01-01 00:00:00

abstract：:The aim of the study is to examine thermal behavior of water within reticulated structure of bacterial cellulose (BC) films by sub-ambient differential scanning calorimetry (DSC). BC films with different carbon source, either manitol (BC (a)) or glycerol (BC (b)), were produced by Acetobacter xylinum using Hestrin and...

journal_title：AAPS PharmSciTech

authors： Kaewnopparat S,Sansernluk K,Faroongsarng D

更新日期：2008-01-01 00:00:00

abstract：:The primary objective of this study was to evaluate the effect of drug loading on the release of leuprolide acetate from an injectable polymeric implant, formed in situ, and efficacy of the released drug in suppressing serum testosterone levels in dogs for at least 90 days. An additional objective was to compare the o...

journal_title：AAPS PharmSciTech

authors： Ravivarapu HB,Moyer KL,Dunn RL

更新日期：2000-02-28 00:00:00

abstract：:This study examined the effect of rotor speed, amount of water sprayed, and atomizing air pressure on the geometric mean diameter and geometric standard deviation of pellets produced in a fluid-bed rotor granulator using a 23 factorial design and an optimization technique. Pellets were prepared by wet granulation. Equ...

journal_title：AAPS PharmSciTech

authors： Korakianiti ES,Rekkas DM,Dallas PP,Choulis NH

更新日期：2000-12-01 00:00:00

abstract：:A feasibility evaluation of the addition of fumed silica (SiO2) into an agitated dryer to aid spray-dried solid dispersion intermediate (SDSDi) flow during secondary drying and discharge is described. The quantity of SiO2 to enhance the flow character of SDSDi was assessed by measuring particle size distribution, bulk...

journal_title：AAPS PharmSciTech

authors： Lee YC,McNevin M,Ikeda C,Chouzouri G,Moser J,Harris D,Howell L

更新日期：2019-05-03 00:00:00

abstract：:Transcutaneous immunization using a microneedle device presents a promising alternative to syringe-based injection of vaccines. The aim of this study was to investigate the effective immune response elicited after application of tetanus toxoid antigen-loaded dissolvable microneedles (TT-MN) in mice model. Dissolvable ...

journal_title：AAPS PharmSciTech

authors： Pattarabhiran SP,Saju A,Sonawane KR,Manimaran R,Bhatnagar S,Roy G,Kulkarni RB,Venuganti VVK

更新日期：2019-07-22 00:00:00

abstract：:To investigate the possibility of liquid proliposomes being carriers for oral delivery, nimodipine liquid proliposomes-based soft capsules (NPSC) were prepared. Nimodipine proliposomes were characterized by transmission electron microscopy (TEM), conversion rate from proliposomes to liposomes, entrapment efficiency, p...

journal_title：AAPS PharmSciTech

authors： Sun C,Wang J,Liu J,Qiu L,Zhang W,Zhang L

更新日期：2013-03-01 00:00:00

abstract：:The aim of this study is to develop an orally disintegrating film (ODF) containing a microparticulate measles vaccine formulation for buccal delivery. The measles vaccine microparticles were made with biocompatible and biodegradable bovine serum albumin (BSA) and processed by spray drying. These vaccine microparticles...

journal_title：AAPS PharmSciTech

authors： Gala RP,Popescu C,Knipp GT,McCain RR,Ubale RV,Addo R,Bhowmik T,Kulczar CD,D'Souza MJ

更新日期：2017-02-01 00:00:00

abstract：:The purpose of the current study was to mask the taste of cetirizine HCl and to incorporate the granules produced in oral disintegrating tablets (ODT). The bitter, active substance was coated by fluidized bed coating using Eudragit® RL30-D at levels between 15% and 40% w/w. The ODTs were developed by varying the ratio...

journal_title：AAPS PharmSciTech

authors： Douroumis DD,Gryczke A,Schminke S

更新日期：2011-03-01 00:00:00

abstract：:Development of age-appropriate formulation suitable for pediatric and geriatric patients involves various challenges. The objective of this research was to develop extended-release oral flexible tablet (ER-OFT) formulation using carbamazepine (CBZ) as model drug for pediatric and geriatric compliance. ER-microparticle...

journal_title：AAPS PharmSciTech

authors： Chandrasekaran P,Kandasamy R

更新日期：2017-10-01 00:00:00

abstract：:The potential value of succinylated soy protein (SPS) as a wall material for the encapsulation of ibuprofen (IBU), a model hydrophobic drug, by spray-drying was investigated. A succinylation rate of 93% was obtained for soy protein isolate, with a molar ratio of 1/1.5 (NH2/succinic anhydride). The solubility profile a...

journal_title：AAPS PharmSciTech

authors： Anaya Castro MA,Alric I,Brouillet F,Peydecastaing J,Fullana SG,Durrieu V

更新日期：2019-01-11 00:00:00

abstract：:Cyclodextrins (CDs) are used in oral pharmaceutical formulations, by means of inclusion complexes formation, with the following advantages for the drugs: (1) solubility, dissolution rate, stability, and bioavailability enhancement; (2) to modify the drug release site and/or time profile; and (3) to reduce or prevent g...

journal_title：AAPS PharmSciTech

authors： Salústio PJ,Pontes P,Conduto C,Sanches I,Carvalho C,Arrais J,Marques HM

更新日期：2011-12-01 00:00:00

abstract：:Niacin (nicotinic acid, NA) is administered orally as an antihyperlipidemic agent in extended-release (ER) tablets in high doses. Due to rapid absorption and extensive metabolism (non-linear pharmacokinetics), the drug plasma levels are highly variable, which may correlate with side effects. Interestingly, this errati...

journal_title：AAPS PharmSciTech

authors： Milanowski B,Hejduk A,Bawiec MA,Jakubowska E,Urbańska A,Wiśniewska A,Garbacz G,Lulek J

更新日期：2020-01-27 00:00:00

abstract：:Establishing bioequivalence (BE) of drugs indicated to treat cancer poses special challenges. For ethical reasons, often, the studies need to be conducted in cancer patients rather than in healthy volunteers, especially when the drug is cytotoxic. The Biopharmaceutics Classification System (BCS) introduced by Amidon (...

journal_title：AAPS PharmSciTech

authors： Tampal N,Mandula H,Zhang H,Li BV,Nguyen H,Conner DP

更新日期：2015-02-01 00:00:00

abstract：:The purpose of this article is to report final results of the evaluation of a chi-square ratio test proposed by the US Food and Drug Administration (FDA) for demonstrating equivalence of aerodynamic particle size distribution (APSD) profiles of nasal and orally inhaled drug products. A working group of the Product Qua...

journal_title：AAPS PharmSciTech

authors： Christopher D,Adams W,Amann A,Bertha C,Byron PR,Doub W,Dunbar C,Hauck W,Lyapustina S,Mitchell J,Morgan B,Nichols S,Pan Z,Singh GJ,Tougas T,Tsong Y,Wolff R,Wyka B

更新日期：2007-11-02 00:00:00

abstract：:The specific aim of the present study was to investigate the biodegradation and biocompatibility characteristics of rosin, a natural film-forming polymer. Both in vitro as well as in vivo methods were used for assessment of the same. The in vitro degradation of rosin films was followed in pH 7.4 phosphate buffered sal...

journal_title：AAPS PharmSciTech

authors： Satturwar PM,Fulzele SV,Dorle AK

更新日期：2003-10-22 00:00:00