[HTML][HTML] Intravitreal hydrogels for sustained release of therapeutic proteins

BC Ilochonwu, A Urtti, WE Hennink… - Journal of Controlled …, 2020 - Elsevier
This review highlights how hydrogel formulations can improve intravitreal protein delivery to
the posterior segment of the eye in order to increase therapeutic outcome and patient …

In situ gelling systems: a strategy to improve the bioavailability of ophthalmic pharmaceutical formulations

H Almeida, MH Amaral, P Lobão, JMS Lobo - Drug discovery today, 2014 - Elsevier
The low therapeutic efficacy exhibited by conventional ophthalmic solutions owing to
precorneal elimination of the drug, drainage by gravity, nasolacrimal drainage, conjunctival …

In situ gelling systems based on Pluronic F127/Pluronic F68 formulations for ocular drug delivery

K Al Khateb, EK Ozhmukhametova, MN Mussin… - International journal of …, 2016 - Elsevier
This study evaluated the use of Pluronic F127 and Pluronic F68 as excipients for formulating
in situ gelling systems for ocular drug delivery. Thermal transitions have been studied in …

Chitosan-based in situ gels for ocular delivery of therapeutics: a state-of-the-art review

T Irimia, CE Dinu-Pîrvu, MV Ghica, D Lupuleasa… - Marine drugs, 2018 - mdpi.com
Ocular in situ gels are a promising alternative to overcome drawbacks of conventional eye
drops because they associate the advantages of solutions such as accuracy and …

Optimizing the chitosan-cellulose based drug delivery system for controlling the ciprofloxacin release versus organic/inorganic crosslinker, characterization and kinetic …

VF Lotfy, AH Basta - International Journal of Biological Macromolecules, 2020 - Elsevier
This work was done to optimize the drug delivery system based on N-trimethyl chitosan
(TMC) and carboxylate-containing cellulose derivatives, as well as assessment the effective …

Lipid nanoparticles (SLN, NLC): Overcoming the anatomical and physiological barriers of the eye–Part I–Barriers and determining factors in ocular delivery

E Sánchez-López, M Espina, S Doktorovova… - European Journal of …, 2017 - Elsevier
Ocular drug delivery is still a challenge for researchers in the field of pharmaceutical
technology due to anatomical and physiological eye characteristics. The tissue barriers …

In situ gel systems as 'smart' carriers for sustained ocular drug delivery

AK Agrawal, M Das, S Jain - Expert opinion on drug delivery, 2012 - Taylor & Francis
Introduction: In situ gel systems refer to a class of novel delivery vehicles, composed of
natural, semisynthetic or synthetic polymers, which present the unique property of sol–gel …

Applications of poloxamers in ophthalmic pharmaceutical formulations: an overview

H Almeida, MH Amaral, P Lobão… - Expert opinion on drug …, 2013 - Taylor & Francis
Introduction: An ideal ophthalmic formulation is one that not only prolongs the contact time of
the vehicle on the ocular surface but also slows down the drug elimination. The poor …

Preparation and characterization of novel carbopol based bigels for topical delivery of metronidazole for the treatment of bacterial vaginosis

VK Singh, A Anis, I Banerjee, K Pramanik… - Materials Science and …, 2014 - Elsevier
The current study reports the development of bigels using sorbitan monostearate-sesame oil
organogel and carbopol 934 hydrogel. The microstructures and physicochemical properties …

Lamotrigine-loaded poloxamer-based thermo-responsive sol–gel: formulation, in vitro assessment, ex vivo permeation, and toxicology study

M Riaz, M Zaman, H Hameed, HS Sarwar, MA Khan… - Gels, 2023 - mdpi.com
The present study aimed to prepare, characterize, and evaluate a thermo-responsive sol–
gel for intranasal delivery of lamotrigine (LTG), which was designed for sustained drug …