Quercetin in lyotropic liquid crystalline formulations: physical, chemical and functional stability.

abstract：:Pressurized metered dose inhalers (MDIs) were first introduced in the 1950s and they are currently widely prescribed as portable systems to treat pulmonary conditions. MDIs consist of a formulation containing dissolved or suspended drug and hardware needed to contain the formulation and enable efficient and consistent...

journal_title：AAPS PharmSciTech

authors： Stein SW,Sheth P,Hodson PD,Myrdal PB

更新日期：2014-04-01 00:00:00

abstract：:The objective of the present study was to investigate the effects of processing variables and formulation factors on the characteristics of hot-melt extrudates containing a copolymer (Kollidon® VA 64). Nifedipine was used as a model drug in all of the extrudates. Differential scanning calorimetry (DSC) was utilized on...

journal_title：AAPS PharmSciTech

authors： Maddineni S,Battu SK,Morott J,Majumdar S,Murthy SN,Repka MA

更新日期：2015-04-01 00:00:00

abstract：:The use of amorphous solid dispersions to improve the bioavailability of active ingredients from the BCS II and IV classifications continues to gain interest in the pharmaceutical industry. Over the last decade, methods for generating amorphous solid dispersions have been well established in commercially available pro...

journal_title：AAPS PharmSciTech

authors： Huang S,Williams RO 3rd

更新日期：2018-07-01 00:00:00

abstract：:This study assessed the utility of near-infrared (NIR) spectroscopy for the real-time monitoring of content uniformity and critical quality attributes (tensile strength, Young's modulus, and relative density) of ribbed roller compacted flakes made by axially corrugated or ribbed rolls. A custom-built setup was used to...

journal_title：AAPS PharmSciTech

authors： Samanta AK,Karande AD,Ng KY,Heng PW

更新日期：2013-03-01 00:00:00

abstract：:The present investigation was undertaken to fabricate modified transport fluconazole transdermal spray using ethyl cellulose and Eudragit RS100 as film-forming polymers. Eudragit RS100 (X(1)) and ethyl cellulose (X(2)) were selected as independent variables in 3(2) full factorial design, whereas drug transport in firs...

journal_title：AAPS PharmSciTech

authors： Gohel MC,Nagori SA

更新日期：2009-01-01 00:00:00

abstract：:The solvent used for preparing the binder solution in wet granulation can affect the granulation end point and also impact the thermal, rheological, and flow properties of the granules. The present study investigates the effect of solvents and percentage relative humidity (RH) on the granules of microcrystalline cellu...

journal_title：AAPS PharmSciTech

authors： Jagia M,Trivedi M,Dave RH

更新日期：2016-08-01 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

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：:This research aimed to synthesize and evaluate mucoadhesive catechol-functionalized alginate (Cat-Alg) nanoparticles (NPs) for bladder cancer. Cat-Alg was synthesized using coupling chemistry, and the structure was verified using NMR and FT-IR. Cat-Alg NPs were generated by ionic gelation between the synthesized Cat-A...

journal_title：AAPS PharmSciTech

authors： Sahatsapan N,Ngawhirunpat T,Rojanarata T,Opanasopit P,Patrojanasophon P

更新日期：2020-07-31 00:00:00

abstract：:The study is designed to formulate, optimize, and evaluate astaxanthin (ASTA)-loaded nanostructured lipid carrier (NLC) with an aim to improve its stability, water solubility, skin permeability and retention and reduce drug-related side effects. ASTA was extracted from Haematococcus pluvialis. ASTA-NLC was formulated ...

journal_title：AAPS PharmSciTech

authors： Geng Q,Zhao Y,Wang L,Xu L,Chen X,Han J

更新日期：2020-11-11 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：:A number of synthesized chemical molecules suffer from low aqueous solubility problems. Enhancement of aqueous solubility, dissolution rate, and bioavailability of drug is a very challenging task in drug development. In the present study, solubility and dissolution of poorly aqueous soluble drug simvastatin (SIM) was ...

journal_title：AAPS PharmSciTech

authors： Pandya P,Gattani S,Jain P,Khirwal L,Surana S

更新日期：2008-01-01 00:00:00

abstract：:The purpose of this research was to use inline real-time near-infrared (NIR) to measure the moisture content of granules manufactured using a commercial production scale continuous twin-screw granulator fluid-bed dryer milling process. A central composite response surface statistical design was used to study the effec...

journal_title：AAPS PharmSciTech

authors： Chablani L,Taylor MK,Mehrotra A,Rameas P,Stagner WC

更新日期：2011-12-01 00:00:00

abstract：:Our aim was to investigate the cellular uptake, in vitro cytotoxicity and bioavailability of ginsenoside-modified nanostructured lipid carrier loaded with curcumin (G-NLC). The formulation was prepared by melt emulsification technique, in which water was added to the melted lipids and homogenized to give a uniform sus...

journal_title：AAPS PharmSciTech

authors： Vijayakumar A,Baskaran R,Baek JH,Sundaramoorthy P,Yoo BK

更新日期：2019-01-23 00:00:00

abstract：:In this study, the use of trimethylchitosan (TMC), by higher solubility in comparison with chitosan, in alginate/chitosan nanoparticles containing cationic β-cyclodextrin polymers (CPβCDs) has been studied, with the aim of increasing insulin uptake by nanoparticles. Firstly, TMCs were synthesized by iodomethane, and C...

journal_title：AAPS PharmSciTech

authors： Mansourpour M,Mahjub R,Amini M,Ostad SN,Shamsa ES,Rafiee-Tehrani M,Dorkoosh FA

更新日期：2015-08-01 00:00:00

abstract：:The present investigation was undertaken with the objective of formulating orodispersible film(s) of the antidepressant drug tianeptine sodium to enhance the convenience and compliance by the elderly and pediatric patients. The novel film former, lycoat NG73 (granular hydroxypropyl starch), along with different film-f...

journal_title：AAPS PharmSciTech

authors： El-Setouhy DA,Abd El-Malak NS

更新日期：2010-09-01 00:00:00

abstract：:Spironolactone is a drug derived from sterols that exhibits an incomplete oral absorption due to its low water solubility and slow dissolution rate. In this study, formulations of spironolactone with four disintegrants named as croscarmellose sodium, crospovidone, sodium starch glycolate and microcrystalline cellulose...

journal_title：AAPS PharmSciTech

authors： Rojas J,Guisao S,Ruge V

更新日期：2012-12-01 00:00:00

abstract：:Formulation effects on the entrapment of beclometasone dipropionate (BDP) in liposomes generated by hydration of proliposomes were studied, using the high-density dispersion medium deuterium oxide in comparison to deionized water (DW). Proliposomes incorporating BDP (2 mol% of the lipid phase consisting of soya phosph...

journal_title：AAPS PharmSciTech

authors： Khan I,Yousaf S,Subramanian S,Alhnan MA,Ahmed W,Elhissi A

更新日期：2018-01-01 00:00:00

abstract：:The study was designed to build up a database for the evaluation of the self-emulsifying lipid formulations performance. A standard assessment method was constructed to evaluate the self-emulsifying efficiency of the formulations based on five parameters including excipients miscibility, spontaneity, dispersibility, h...

journal_title：AAPS PharmSciTech

authors： Shahba AA,Mohsin K,Alanazi FK

更新日期：2012-06-01 00:00:00

abstract：:Griseofulvin, an antifungal agent, is a BCS class II drug slowly, erratically, and incompletely absorbed from the gastrointestinal tract in humans. The clinical failure of the conventional oral therapy of griseofulvin is most likely attributed to its poor solubility and appreciable inter- and intra-subject variation i...

journal_title：AAPS PharmSciTech

authors： Aggarwal N,Goindi S,Mehta SD

更新日期：2012-03-01 00:00:00

abstract：:Bottles and carboys are used for frozen storage and transport of biopharmaceutical formulations under a wide range of conditions. The quality of freezing and thawing in these systems has been questioned due to the formation of heterogeneous ice structures and deformation of containers. This work shows that during free...

journal_title：AAPS PharmSciTech

authors： Duarte A,Rego P,Ferreira A,Dias P,Geraldes V,Rodrigues MA

更新日期：2020-09-01 00:00:00

abstract：:The objective of the present study is to investigate the confounding effects, if any, of beta-cyclodextrins (βCDs) on corneal permeability coefficients obtained from in vitro transmembrane diffusion studies. Transcorneal permeability studies were carried out with 2-hydroxypropyl-beta-cyclodextrin (HPβCD) and randomly ...

journal_title：AAPS PharmSciTech

authors： Adelli GR,Balguri SP,Majumdar S

更新日期：2015-10-01 00:00:00

abstract：:A simple, reliable, highly sensitive and selective spectrofluorimetric method has been developed for determination of certain aminoglycosides namely amikacin sulfate, tobramycin, neomycin sulfate, gentamicin sulfate, kanamycin sulfate and streptomycin sulfate. The method is based on the formation of a charge transfer ...

journal_title：AAPS PharmSciTech

authors： Omar MA,Nagy DM,Hammad MA,Aly AA

更新日期：2013-06-01 00:00:00

abstract：:Pluronic F127 (PF-127) shows thermoreversible property, which is of the utmost interest in optimizing drug formulation and delivery. However, its hitherto unresolved drawback of a low phase transition temperature (T (tr)) has limited its application in injectable drug delivery systems. We have ...

journal_title：AAPS PharmSciTech

authors： Ma Y,Zhang C,Chen X,Jiang H,Pan S,Easteal AJ,Sun X

更新日期：2012-06-01 00:00:00

abstract：:A transdermal drug delivery system (TDDS) is generally designed to deliver an active pharmaceutical ingredient (API) through the skin for systemic action. Permeation of an API through the skin is controlled by adjusting drug concentration, formulation composition, and patch design. A bilayer, drug-in-adhesive TDDS des...

journal_title：AAPS PharmSciTech

authors： Davis DA,Martins PP,Zamloot MS,Kucera SA,Williams RO 3rd,Smyth HDC,Warnken ZN

更新日期：2020-06-04 00:00:00

abstract：:This investigation was undertaken to evaluate practical feasibility of site specific pulmonary delivery of liposomal encapsulated Dapsone (DS) dry powder inhaler for prolonged drug retention in lungs as an effective alternative in prevention of Pneumocystis carinii pneumonia (PCP) associated with immunocompromised pat...

journal_title：AAPS PharmSciTech

authors： Chougule M,Padhi B,Misra A

更新日期：2008-01-01 00:00:00

abstract：:Hypertension remains a significant risk factor for several cardiovascular disorders including coronary artery disease and heart failure. Despite the large armamentarium of drugs available for the management of high blood pressure, low oral availability is an ongoing challenge. Researchers are constantly developing alt...

journal_title：AAPS PharmSciTech

authors： Ita K,Ashong S

更新日期：2020-01-06 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：:The objective of this study was to produce microparticles of a new asthma-controlling drug by supercritical assisted atomization (SAA), proposed as an alternative to conventional jet-milling process. SAA is based on the solubilization of supercritical carbon dioxide in a liquid solution containing the drug; the ternar...

journal_title：AAPS PharmSciTech

authors： Della Porta G,De Vittori C,Reverchon E

更新日期：2005-10-22 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