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161 articles for “Sustain Release”
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Fabrication and Characterization of Sustained Release Beads of Carbamazepine by Extrusion – Spheronization Containing Carbopol®974
Abstract: The erratic absorption of Carbamazepine, BCS Class II drug, due to low water solubility and anticholinergic properties can be minimized by developing sustained release beads. Sustained release beads of Carbamazepine were prepared using axial single screw extruder and a chequered plate spheronizer. Beads offer therapeutic advantages such as easy dispersion in the gastro-intestinal tract, lower risk of dose dumping, reduce peak plasma fluctuations and drug release is independent of gastric …
Published in Research and Reviews: A Journal of Pharmaceutical Science · Vol. 2, Issue 2, 2011 · pp. 11–21 Read article
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Formulation and Evaluation of Diltiazem Hydrochloride Sustained Release Matrix Tablets
Abstract: Tablets are the most popular and versatile formulations with wide acceptance when compared to other dosage forms due to ease of administration, storage and transport. Diltiazem HCl is a calcium channel blocker widely used for its peripheral and vasodilator properties in the treatment of hypertension and angina. The objective of the present study is to prepare and characterize novel sustained release tablets of freely water soluble drug Diltiazem HCl using …
Published in Research and Reviews: A Journal of Pharmaceutical Science · Vol. 6, Issue 2, 2015 · pp. 17–27 Read article
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Polymer Chemistry in Sustained-Release Herbal Composites: Designing a Stable Euphorbia tithymaloides Topical System with Phospholipid and Polymer Matrices
Abstract: Polymer chemistry enables the stabilization and sustained release of herbal actives, critical for topical therapeutic applications. This study explores a novel process for preparing a stable, sustained-release topical composition of Euphorbia tithymaloides, leveraging polymer-based systems. Ethanolic extract (50 mg) of the plant, rich in unstable sugar moieties (e.g., D-ribose) and sterols (e.g., stigmasterol), is encapsulated within a phospholipid matrix of phosphatidylcholine (50–100 mg) and cholesterol (50–100 mg). This lipid-polymer complex, …
Published in Journal of Polymer & Composites · Vol. 13, Issue 6, 2025 · pp. 165–171 Read article
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Development of Biodegradable Poly (Lactic-Co-Glycolic Acid) (PLGA) Nanoparticles for Sustained Release of Insulin
Abstract: This research outlines the creation of biodegradable composite nanoparticles made from poly (lactic-co-glycolic acid) (PLGA) designed for the sustained release of insulin. The emphasis is on the interactions between the polymer and the drug at the interface, along with the dynamics of the release matrix. The in vitro release kinetics, surface morphology, encapsulation efficiency, particle size, and polydispersity of insulin-loaded PLGA nanoparticles were analyzed following their production via a double …
Published in Journal of Polymer & Composites · Vol. 14, Issue 1, 2026 · pp. 1690–1699 Read article
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Design and Development of Sustained Release Tablets using Solid Dispersion of Beclomethasone Dipropionate
Abstract: In present study an attempt was made to enhance the solubility of beclomethasone dipropionate by solid dispersion method followed by formulating sustained release matrix tablet of beclomethasone dipropionate to improve the patient compliance. Beclomethasone dipropionate has poor water solubility and short elimination half-life hence solid dispersion of beclomethasone dipropionate were prepared with β-cyclodextrin and PEG 6000 as carrier by using physical mixture, solvent evaporation and kneading method. The prepared solid …
Published in Research & Reviews: A Journal of Drug Formulation, Development and Production · Vol. 2, Issue 3, 2015 · pp. 30–41 Read article
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Formulation And Evaluation Of Captopril Sustained Release Tablet By Qbd Approach.
Abstract: The purpose of present study was to formulation and evaluation of Captopril sustained release tablet by QbD approach using size expanding polymer and cross linker. Captopril is a ACE inhibitor use in treatment of mild to moderate hypertension. Captopril having biological half-life of 2 hrs. The drugs gets degrade as its goes to higher pH, so we selected size expanding GRDDS. In formulation development study by using QbD, we found …
Published in Research & Reviews: A Journal of Drug Formulation, Development and Production · Vol. 10, Issue 1, 2023 · pp. 64–73 Read article
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Review on Sustained Released Matrix Tablet
Abstract: Pharmaceuticals often use sustained release dose forms to prolong the therapeutic agent’s presence in the bloodstream and maintain a consistent plasma profile. The matrix governs the drug’s release rate. Hydroxypropyl methyl cellulose, a release retardant, is a key excipient in formulations due to its ability to promote sustained release. Techniques that include wet granulation, direct compression, or the dispersion of solid particles within a porous matrix, integrating polymers, like polymethyl …
Published in Trends in Drug Delivery · Vol. 12, Issue 2, 2025 · pp. 60–69 Read article
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DESIGN AND EVALUATION OF SANDWICH TABLET FOR SUSTAINED RELEASE DRUG DELIVERY OF DICLOFENAC SODIUM.
Abstract: The objective of this experiment was to create bilayer sandwich pills using the model medication diclofenac. A lengthy duration of action is provided by the combination of an immediate and sustained release layer, which lengthens the effect in the body. Diclofenac sodium has excellent antipyretic, analgesic and anti-inflammatory effects. A super disintegrating carboxyl agent, such as methyl cellulose, is used for the quick release layer of a bilayer sandwich tablet …
Published in Research & Reviews: A Journal of Drug Design & Discovery · Vol. 10, Issue 2, 2023 · pp. 1–8 Read article
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Formulation and Development of Ibuprofen Floating Tablet
Abstract: The investigation focused on optimizing a gastric floating drug delivery system (GFDDS) for Ibuprofen tablets. It employed polymers like HPMC K4M and Carbopol 940 to improve Ibuprofen's bioavailability and therapeutic effectiveness. GFDDS, with lower bulk density than gastric fluids, remains buoyant in the stomach, extending gastric residence time. Compatibility assessments, via DSC analysis, indicated harmony between the polymers used, with no observed interaction between the polymer and the drug. The …
Published in Research & Reviews: A Journal of Drug Design & Discovery · Vol. 10, Issue 3, 2023 · pp. 24–29 Read article
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Polysaccharide-Based Hydrogels for Sustained Drug Release in Pharmacology
Abstract: Polysaccharide-based hydrogels have showed great potential in medicine as materials for long-lasting, under control medication delivery systems. Natural polysaccharides include chitosan; alginate, agarose, and cellulose form these hydrogels. Among its many advantages are biocompatibility, biodegradability, and customising ability for various drug release rates. Reacting to pH, temperature, and ionic strength changes in the surroundings, polysaccharide-based hydrogels may swell. For usage requiring the release of therapeutic substances over an extended period …
Published in Journal of Polymer & Composites · Vol. 13, Issue 4, 2025 · pp. 300–312 Read article
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Design and Evaluation of Extended-Release Tablet Compositions Containing Oxaprozin: Integrating Concepts from Bioinformatics
Abstract: The procured sample of Oxaprozin was tested for its identification. The manufacturer also was confirmed of quality and purity of sample. The sustained release tablets of Oxaprozin were prepared by wet granulation method, They were evaluated for weight variation, drug content, friability, hardness, and thickness for all batches (T-1 – T-10). The release of Oxaprozin from sustained release tablet of various formulations varied according to the ratio and degree of …
Published in Research & Reviews: A Journal of Bioinformatics · Vol. 11, Issue 1, 2024 · pp. 39–45 Read article
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Design and Evaluation of Extended-Release Tablet Compositions Containing Oxaprozin: Integrating Concepts from Bioinformatics
Abstract: The procured sample of Oxaprozin was tested for its identification. The manufacturer also was confirmed of quality and purity of sample. The sustained release tablets of Oxaprozin were prepared by wet granulation method, They were evaluated for weight variation, drug content, friability, hardness, and thickness for all batches (T-1 – T-10). The release of Oxaprozin from sustained release tablet of various formulations varied according to the ratio and degree of …
Published in Research and Reviews: A Journal of Toxicology · Vol. 11, Issue 1, 2024 · pp. 39–45 Read article
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Patents on Gastroretentive Drug Delivery System: An Overview
Abstract: Background: Conventional oral dosage forms have poor bioavailability and recurrent dosing of the drug is needed to maintain the effective therapeutic concentration in the body. It may lead to poor patient compliance and fluctuations in the plasma level of drug especially in the chronic diseases and disorders. Origin: In outlook of this, to enhance the efficiency and bioavailability of the drug, gastroretentive drug delivery system is developed which can prolong …
Published in Trends in Drug Delivery · Vol. 8, Issue 1, 2023 · pp. 22–30 Read article
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Evaluation of Polysaccharide-Based Membranes for Transdermal Drug Delivery in Chronic Pain Management
Abstract: In order to improve treatment effectiveness and patient compliance, chronic pain management is still a major challenge in modern healthcare, requiring creative medication delivery methods. The potential of polysaccharide-based membranes for transdermal drug delivery is assessed in this work, with particular attention to chitosan, alginate, and hydroxypropyl methylcellulose (HPMC). Fourier-transform infrared spectroscopy (FTIR) and scanning electron microscopy (SEM) were two characterization techniques used to assess the membranes' physical and chemical …
Published in International Journal of Membranes · Vol. 1, Issue 2, 2024 · pp. 28–38 Read article
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Ocular Films as a Drug Delivery System Against Fungal Infections: Current Insights and Future Directions
Abstract: Fungal infections of the eye, including keratitis, endophthalmitis, and blepharitis, represent a challenging class of ocular diseases due to their potential for vision loss and the limited efficacy of existing treatments. These infections are caused by a range of pathogenic fungi, such as Aspergillus, Candida, and Fusarium species, and often require long-term therapeutic intervention. Conventional topical antifungal therapies, such as eye drops and ointments, suffer from poor ocular bioavailability due …
Published in Trends in Drug Delivery · Vol. 12, Issue 2, 2025 · pp. 101–109 Read article
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Polymer-Based Film Coatings for Enhancing Drug Stability and Shelf-Life
Abstract: Pharmaceutical stability is a crucial factor in ensuring drug efficacy and safety throughout its shelf-life. Polymer-based film coatings have emerged as an effective strategy to enhance drug stability by protecting active pharmaceutical ingredients (APIs) from environmental stressors such as moisture, oxygen, temperature fluctuations, and light exposure. These coatings act as physical barriers that prevent degradation, improve mechanical integrity, and enable controlled drug release. Various types of polymers are employed for …
Published in Journal of Polymer & Composites · Vol. 13, Issue 4, 2025 · pp. 558–570 Read article
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Formulation Challenges in Long-acting Injectable Small Molecules: Emerging Strategies and Perspectives
Abstract: Long-acting injectable (LAI) formulations represent a transformative approach in pharmacotherapy, particularly for conditions demanding sustained drug exposure over weeks to months. Although biologics have dominated this space historically, the adaptation of LAI technology to small molecules presents a distinct and complex set of challenges rooted in physicochemical properties, manufacturing scalability, and regulatory expectations. This review systematically addresses the principal formulation barriers encountered in developing LAI small-molecule products, including aqueous solubility …
Published in Research & Reviews: A Journal of Drug Design & Discovery · Vol. 13, Issue 2, 2026 · pp. 15–26 Read article
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Formulation Development of Otic In Situ Gel containing Lomefloxacin Hydrochloride
Abstract: The present study was aimed at formulation development of a sustained release otic in situ gel of lomefloxacin hydrochloride for the treatment of chronic suppurative otitis media. Poloxamer 407 was used as the thermoreversible gelling agent. Poloxamer concentration in the range of 15–20% w/v was tried. Poloxamer 407 at 16% w/v gave satisfactory in situ gel forming formulations as it gelled near physiological temperature. Poloxamer 407 with various viscosity enhancing …
Published in Research & Reviews: A Journal of Drug Formulation, Development and Production · Vol. 3, Issue 1, 2016 · pp. 20–29 Read article
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3D-Printed Polymeric Drug Delivery Systems for Personalized Medicine
Abstract: Personalized medicine has revolutionized healthcare by tailoring treatments to individual patient needs. Among the emerging technologies, 3D printing has demonstrated immense potential in fabricating polymeric drug delivery systems with precise control over drug release, dosage, and bioavailability. These systems offer customized therapeutic solutions, improving efficacy while reducing adverse effects. This paper provides an overview of 3D-printed polymeric drug delivery systems, discussing the types of polymers used, fabrication techniques, applications in …
Published in Journal of Polymer & Composites · Vol. 13, Issue 4, 2025 · pp. 313–325 Read article
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Biodegradable and Natural Fiber-Reinforced Polymer Composites for Co-Delivery of Multiple Therapeutic Agents
Abstract: The co-delivery of multiple drugs using advanced nanocarriers has revolutionized targeted therapy in various diseases, particularly in cancer, infectious diseases, and neurological disorders. Multi-layered polymeric nanocarriers (MLPNs) offer a sophisticated platform to encapsulate multiple therapeutic agents with precise control over drug release, bioavailability, and synergistic effects. These nanocarriers are designed with distinct polymer layers that enable sequential or simultaneous drug release based on stimuli-responsive mechanisms such as pH, temperature, and …
Published in Journal of Polymer & Composites · Vol. 13, Issue 6, 2025 · pp. 406–419 Read article