Studies on mefenamic acid microparticles: formulation, in vitro release, and in situ studies in rats.

abstract：:The main principles of green chemistry and engineering were extended to pharmaceutical formulations to prepare eco-friendly surfactant-free dry emulsion tablets (SFDETs) devoid of solvents or synthetic surfactants. Surfactant-free emulsions were stabilized by in situ cyclodextrins/sweet almond oil inclusion complexes ...

journal_title：AAPS PharmSciTech

authors： Badr-Eldin SM,Labib GS,Aburahma MH

更新日期：2019-07-18 00:00:00

abstract：:An encapsulation of model drug raloxifene hydrochloride (RAL) inside the chitosan decorated pH responsive mesoporous system has a greater potential for accumulating in the tumor cells. The present study involves synthesis of surface modified mesoporous silica nanoparticles (MSN) with the aim of achieving pH sensitive ...

journal_title：AAPS PharmSciTech

authors： Shah PV,Rajput SJ

更新日期：2018-04-01 00:00:00

abstract：:Palatability and patient acceptability are critical attributes of dispersible tablet formulation. Co-processed excipients could provide improved organoleptic profile due to rational choice of excipients and manufacturing techniques. The aim of this study was to identify the most suitable co-processed excipient to use ...

journal_title：AAPS PharmSciTech

authors： Dziemidowicz K,Lopez FL,Bowles BJ,Edwards AJ,Ernest TB,Orlu M,Tuleu C

更新日期：2018-08-01 00:00:00

abstract：:Emulsions are widely used as topical formulations in the pharmaceutical and cosmetic industries. They are thermodynamically unstable and require emulsifiers for stabilization. Studies have indicated that emulsifiers could affect topical delivery of actives, and this study was therefore designed to investigate the effe...

journal_title：AAPS PharmSciTech

authors： Combrinck J,Otto A,du Plessis J

更新日期：2014-06-01 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：: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：:In order to obtain sustained release of biodegradable microspheres, the purpose of this study was to design and characterize an injectable octreotide microsphere-gel composite system. The octreotide microspheres were prepared by phase separation method, which used PLGA as a carrier material, dimethyl silicone oil as a...

journal_title：AAPS PharmSciTech

authors： Wang T,Zhang C,Zhong W,Yang X,Wang A,Liang R

更新日期：2019-06-21 00:00:00

abstract：:The utilization of ferrets as a non-clinical model for disease is rapidly increasing within drug development. Many of these models include respiratory diseases that involve targeted drug delivery via nose-only inhalation. While the deposition patterns within other non-clinical models (mice, rats, canines, and non-huma...

journal_title：AAPS PharmSciTech

authors： Kuehl PJ,Chand R,McDonald JD,Hava DL,DeHaan WH

更新日期：2019-07-01 00:00:00

abstract：:We have designed a microemulsion (ME) containing Ketoprofen (KET) for anti-inflammatory effect evaluated using the rat paw edema model. The ME was prepared by adding propylene glycol (PG) loaded with 1% KET/water (3:1, w/w), to a mixture of sorbitan monooleate and polysorbate 80 (47.0%) at 3:1 (w/w) and canola oil (38...

journal_title：AAPS PharmSciTech

authors： Aliberti ALM,de Queiroz AC,Praça FSG,Eloy JO,Bentley MVLB,Medina WSG

更新日期：2017-10-01 00:00:00

abstract：:The aim of this work was the formulation and characterization of alginate (ALG)-doxycycline (DOX) hydrogel microparticles (MPs) embedded into Pluronic F127 thermogel for DOX intradermal sustained delivery. ALG-DOX MPs were formed by adding a solution of the drug into a 1.5% polymer solution while stirring. The MPs wer...

journal_title：AAPS PharmSciTech

authors： Giovagnoli S,Tsai T,DeLuca PP

更新日期：2010-03-01 00:00:00

abstract：:In the spectrophotometric assay of multicomponent systems involved in drug degradation studies, some minor or unknown degradation products may be present. These products may interfere in the assay and thus invalidate the results due to their absorption in the range of analytical wavelengths. This interference may be e...

journal_title：AAPS PharmSciTech

authors： Ahmad I,Qadeer K,Iqbal K,Ahmed S,Sheraz MA,Ali SA,Mirza T,Hafeez A

更新日期：2013-09-01 00:00:00

abstract：:A transmission near infrared (NIR) spectroscopic method has been developed for the nondestructive determination of drug content in tablets with less than 1% weight of active ingredient per weight of formulation (m/m) drug content. Tablets were manufactured with drug concentrations of approximately 0.5%, 0.7%, and 1.0%...

journal_title：AAPS PharmSciTech

authors： Meza CP,Santos MA,Romañach RJ

更新日期：2006-03-24 00:00:00

abstract：:The aim of the present study was to develop and evaluate a buccal adhesive tablet containing ondansetron hydrochloride (OH). Special punches and dies were fabricated and used while preparing buccal adhesive tablets. The tablets were prepared using carbopol (CP 934), sodium alginate, sodium carboxymethylcellulose low v...

journal_title：AAPS PharmSciTech

authors： Hassan N,Khar RK,Ali M,Ali J

更新日期：2009-01-01 00:00:00

abstract：:High inter- and intra-individual variability in the pH of fluids in the human gastrointestinal (GI) tract has been described in the literature. The aim of this study was to assess the influence of physiological variability in fasted pH profiles of media along the GI tract on diclofenac sodium (DF-Na) dissolution from ...

journal_title：AAPS PharmSciTech

authors： Felicijan T,Pišlar M,Vene K,Bogataj M

更新日期：2018-10-01 00:00:00

abstract：:Transdermal drug delivery is an emerging field in the pharmaceutical remit compared with conventional methods (oral and parenteral). Microneedle (MN)-based devices have gained significant interest as a strategy to overcome the skin's formidable barrier: the stratum corneum. This approach provides a less invasive, more...

journal_title：AAPS PharmSciTech

authors： Ali R,Mehta P,Arshad MS,Kucuk I,Chang MW,Ahmad Z

更新日期：2019-12-05 00:00:00

abstract：:Hard capsules are made from gelatin, an organic polymer obtained through the hydrolysis of collagen present in animal tissues. Gelatin can be degraded by microorganisms and some strategies can be used to control contaminating micro-organisms. Gamma irradiation is considered as an effective sterilization method; howeve...

journal_title：AAPS PharmSciTech

authors： Rodrigues JT,Neto FNS,Ferreira MF,Naves PLF,Guilherme LR

更新日期：2019-05-20 00:00:00

abstract：:The objective of the present study is to investigate the effect of hydrocarbon chain length in 1,2-alkanediols on percutaneous absorption of metronidazole (MTZ). Twelve formulations (1,2-propanediol, 1,2-butanediol, 1,2-pentanediol, 1,2-hexanediol in 4% concentration, 1,2-hexanediol, and 1,2-heptanediol in 1% concentr...

journal_title：AAPS PharmSciTech

authors： Li N,Jia W,Zhang Y,Zhang MC,Tan F,Zhang J

更新日期：2014-04-01 00:00:00

abstract：:A novel polymer-drug conjugate, polyethylene glycol-N-(acetyl)-glucosamine-doxorubicin (PEG-NAG-DOX) was evaluated in this study for its in vivo potential for treatment of tumours demonstrating improved efficacy and reduced toxicity. The proposed polymer-drug conjugate comprised of polyethylene glycol-maleimide (mPEG-...

journal_title：AAPS PharmSciTech

authors： Pawar S,Mahajan K,Vavia P

更新日期：2017-11-01 00:00:00

abstract：:Particulate drug delivery systems (PDDS) have been broadly explored as platforms for delivery of drugs, enzymes, cells, and vaccines for pharmaceutical applications. Studies suggest that microspheres (MS) can stimulate innate immune cells even without a drug payload; however, less is known regarding how they impact ho...

journal_title：AAPS PharmSciTech

authors： Vaghasiya K,Eram A,Sharma A,Ray E,Adlakha S,Verma RK

更新日期：2019-06-27 00:00:00

abstract：:In our previously studies, we confirmed that ergosterol could ameliorate diabetic nephropathy by suppressing the proliferation of mesangial cells and the accumulation of extracellular matrix (ECM). However, the therapeutic application of ergosterol may be confined due to poor aqueous solubility and low oral bioavailab...

journal_title：AAPS PharmSciTech

authors： Dong Z,Iqbal S,Zhao Z

更新日期：2020-01-13 00:00:00

abstract：:The aim of this work was to assess the effect of formulation parameters of a mucoadhesive vaginal gel based on chitosan and lactic acid, and to highlight its release mechanisms. Two molecular weight chitosans were used to prepare gels with 2 lactic acid concentrations. Both chitosan molecular weight and lactic acid co...

journal_title：AAPS PharmSciTech

authors： Bonferoni MC,Giunchedi P,Scalia S,Rossi S,Sandri G,Caramella C

更新日期：2006-01-01 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：:The aim of this research was to design and evaluate a hydrophilic matrix system for sustained release of glipizide, a weakly acidic poor soluble drug. A combination of inclusion complexation and microenvironmental pH modification techniques was utilized to improve the dissolution and pH-independent release of glipizid...

journal_title：AAPS PharmSciTech

authors： Huang J,Lin H,Peng B,Huang Q,Shuai F,Xie Y

更新日期：2018-07-01 00:00:00

abstract：:Pharmaceutical excipients contain reactive groups and impurities due to manufacturing processes that can cause decomposition of active drug compounds. The aim of this investigation was to determine if commercially available oral disintegrating tablet (ODT) platforms induce active pharmaceutical ingredient (API) degrad...

journal_title：AAPS PharmSciTech

authors： Köllmer M,Popescu C,Manda P,Zhou L,Gemeinhart RA

更新日期：2013-12-01 00:00:00

abstract：:Pneumocystis carinii pneumonia (PCP) is a major opportunistic infection that affects patients with human immunodeficiency virus. Although orally administered dapsone leads to high hepatic metabolism, decreasing the therapeutic index and causing severe side effects, this drug is an effective alternative for the treatme...

journal_title：AAPS PharmSciTech

authors： Ortiz M,Jornada DS,Pohlmann AR,Guterres SS

更新日期：2015-10-01 00:00:00

abstract：:The exudates from the incised trunk of Terminalia randii has been evaluated as controlled release excipient in comparison with xanthan gum and hydroxypropylmethylcellulose (HPMC) using carvedilol (water insoluble) and theophylline (water soluble) as model drugs. Matrix tablets were prepared by direct compression and t...

journal_title：AAPS PharmSciTech

authors： Bamiro OA,Odeku OA,Sinha VR,Kumar R

更新日期：2012-03-01 00:00:00

abstract：:The aim of the present work was the investigation of robustness and reliability of drug release from 50 to 400 mg quetiapine extended release HPMC matrix tablets towards mechanical stresses of biorelevant intensity. The tests were performed under standard conditions (USP apparatus II) as well as under simulated gastro...

journal_title：AAPS PharmSciTech

authors： Garbacz G,Kandzi A,Koziolek M,Mazgalski J,Weitschies W

更新日期：2014-02-01 00:00:00

abstract：:Two different types of derivatives of theophylline (Th-H) incorporating ethyleneoxy groups into the promoiety have been synthesized. One is a soft alkyl type where N-methyl-N-methoxyethyleneoxycarbonylaminomethyl chlorides have been used to alkylate Th-H in the 7 position. The other is in an acyl type where methoxyeth...

journal_title：AAPS PharmSciTech

authors： Majumdar S,Mueller-Spaeth M,Sloan KB

更新日期：2012-09-01 00:00:00

abstract：:The aim of this study was to prepare bi-layer tablet of Metoclopramide Hydrochloride (MTH) and Ibuprofen (IB) for the effective treatment of migraine. MTH and IB were formulated as immediate and sustained release layer respectively. MTH was formulated as immediate release layer by using various disintegrants like Ac-D...

journal_title：AAPS PharmSciTech

authors： Shiyani B,Gattani S,Surana S

更新日期：2008-01-01 00:00:00

abstract：:This study was conducted to formulate buccal films consisting of polyvinyl alcohol (PVA) and poly-N-hydroxyethyl-aspartamide (PHEA), to improve the dissolution of the drug through the oral mucosa. Ibuprofen sodium salt was used as a model drug, and the buccal film was expected to enhance its dissolution rate. Two diff...

journal_title：AAPS PharmSciTech

authors： Al-Sahaf Z,Raimi-Abraham B,Licciardi M,de Mohac LM

更新日期：2020-10-02 00:00:00