نتایج جستجو برای: sustained drug release

تعداد نتایج: 840673  

The clinical application of sirolimus (SRL) as an immunosuppressive agent is largely hampered by its narrow therapeutic range. This study focused on developing SRL tablets with a sustained release profile for better safety. SRL was highly water insoluble and its solubility has been efficiently enhanced by preparing self-microemulsifying drug delivery system (SMEDDS). The SRL-SMEDDS was physical...

Journal: :iranian journal of pharmaceutical research 0
mohammad abbasinazari shahid beheshti university of medical sciences yunes panahi chemical injuries research center, baqiyatallah university of medical sciences seyed alireza mortazavi shahid beheshti university of medical sciences fanak fahimi department of clinical pharmacy, shahid beheshti university of medical sciences, tehran, iran ghasem valizadegan chemical injuries research center, baqiyatallah university of medical sciences reza mohtashami chemical injuries research center, baqiyatallah university of medical sciences

previous studies have reported the efficacy of baclofen in the treatment of gastroesophageal reflux diseases (gerd). the objective of present study is to evaluate the effect of co-administration of omeprazole 20 mg/d plus sustained release baclofen (sr baclofen) vs omeprazole 20 mg/d plus placebo on alleviation of symptoms in patients with a diagnosis of gerd. a prospective, double blind, place...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه رازی - دانشکده علوم 1389

here, we report analysis of in vitro and in vivo drug release from an in situ formulation consisting of triamcinolone acetonide (tr) and poly(d,l-lactide-co-glycolide) (plga) and the additives glycofurol and hydroxyapatite nanoparticles (ha). we found that these additives enhanced drug release rate. we used the taguchi method to predict optimum formulation variables to minimise the initial burs...

Journal: Journal of Nanoanalysis 2016
Ali Beitollahi Amir Amani Mahmoudreza Jaafari Saeed Sarkar Seyed Mehdi Rezayat Zohreh Jomeh Farsangi

Cisplatin continues to be a first line chemotherapy agent alone or in combination with other cytotoxic agents orradiotherapy. Dose-limiting side effects, intrinsic and acquired resistance are the main reasons for inventing and developing new ways of delivering cisplatin. Biocompatible hollow porous materials offer high void volume, shell porosity, low density and controllable size which make th...

Journal: :nanomedicine journal 0
mitra amoli-diva department of chemistry, payam noor university (pnu), tehran, iran kamyar pourghazi department of novel medical technologies, darupakhsh pharmaceutical co., tehran, iran

objective(s): pharmaceutical industries are leading to improved medications that can target diseases more effectively and precisely. researchers have intended to reformulate drugs so that they may be more safely used in human body. the more targeted a drug is, the lower its chance of triggering drug resistance, a cautionary concern surrounding the use of broad-spectrum antibiotics. the aim of t...

AS Kiran BS Ashok Kumar D Sheshadri Shaker KV Satish N Narayana Swamy N Suresh,

      An oral suspension could a suitable dosage form for the geriatric patients. The calcium alginate coated ion exchange resinate of propranolol hydrochloride were prepared using Amberlite IR-120 by solvent evaporation. Microcapsules of propranolol hydrochloride resinate were prepared by solvent evaporation technique,the suspensions were prepared by using deionised water as the vehicle. Methy...

Berberine was loaded in yeast cells of Saccharomyces cerevisiaeas a novel pharmaceutical carrier to improve the treatment ofmany diseases. The yeast-encapsulated active materialsshowedhigh stability and bioavailability due to the enhanced solubility and sustained releasing. In this study, different characteristics of prepared berberine loaded yeast cells (loading capacity, release kinetic order...

Abbas Akhgari, Fatemeh Sadeghi, Hadi Afrasiabi Garekani Mohammad Reza Abbaspour Roshanak Dolatabadi,

Objective(s): This study evaluates the effect of substitution of microcrystalline cellulose (MCC) with ethylcellulose (EC) on mechanical and release characteristics of theophylline pellets. Materials and Methods: The effect of addition of EC was investigated on characteristics of pellets with varying drug content prepared by extrusion-spheronization. Also the effect of type of granulating liqui...

Abul Kalam Azad Mandal, Ravi Theaj Prakash Upputuri

Background: Green tea polyphenols (GTP) are known to have several health benefits. In spite of these benefits, its application as a therapeutic agent is limited due to some of its limitations such as stability, bioavailability, and biotransformation. To overcome these limitations, liposomal nanoparticles have been used as a carrier of the GTP. <spa...

Background: Sustained release delivery system can reduce the dosage frequency and maintain the therapeutic level of drugs for a longer time. Biodegradable, biocompatible and thermosensitive chitosan-beta-glycerophosphate (C-GP) solutions can solidify at body temperature and maintain their physical integrity for a longer duration. OBJECTIVES: To develop a novel delivery system based on the integ...

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