Results 51 to 60 of about 1,345 (192)

Comparative analysis of TOC and conductivity analysers as applied to pharmaceutical water analysis [PDF]

open access: yes, 2012
Pharmaceutical grade water requires the measurement of bioburden, Total Organic Carbon and conductivity. Here we report a comparative analysis from two TOC analysers and two conductivity systems.
Dick, Lindsay   +4 more
core   +1 more source

Influence of Tropical Climate Conditions on the Quality of Antihypertensive Drugs from Rwandan Pharmacies [PDF]

open access: yes, 2009
The objective of this study was to assess the quality of antihypertensive drugs and to investigate the influence of tropical storage conditions. Drug content and in vitro dissolution tests were performed on 10 test formulations (from Rwanda) and 6 ...
Cosijns, An   +5 more
core   +2 more sources

Inexpensive and Easy-To-Use Alternative to the Die Holder for Pharmacopoeial Intrinsic Dissolution Tests [PDF]

open access: yes, 2023
The pharmacopoeial test method “Intrinsic Dissolution” (Ph.Eur. 2.9.29) is used to study the rate of dissolution for powders of active pharmaceutical ingredients normalized by the surface area.
Bauer-Brandl, Annette   +3 more
core   +1 more source

Exploring Linalool‐Based Phytotherapy for Excitatory/Inhibitory Imbalance in Alzheimer's Disease: A Review of Lavender and Cannabis Therapeutic Effects on Sleep, Seizures, and Cognition

open access: yesPhytotherapy Research, Volume 40, Issue 5, Page 2604-2631, May 2026.
Schematic overview of the proposed neuromodulatory actions of linalool in Alzheimer's disease. Through multi‐target effects on oxidative stress, amyloid aggregation, GABAergic and glutamatergic signaling, linalool may restore excitatory/inhibitory balance.
Ilaria Piccialli   +4 more
wiley   +1 more source

Chitosan‐based spray‐dried solid dispersions of apigenin in a 3D printable drug delivery system

open access: yesJournal of Applied Polymer Science, Volume 142, Issue 1, January 5, 2025.
Schematic representation of chitosan‐based apigenin spray‐dried solid dispersions (SDSDs) preparation. Abstract This study aims to develop chitosan‐based apigenin (AGN) spray‐dried solid dispersions (SDSDs) within a 3D pill. AGN SDSDs were prepared using 1:1 (AC1), 1:1.5 (AC2), and 1:2 (AC1) apigenin/chitosan weight ratios.
Amer S. Alali   +5 more
wiley   +1 more source

Comparative analysis of the full set of methylated β‐cyclodextrins as chiral selectors in capillary electrophoresis

open access: yesELECTROPHORESIS, Volume 40, Issue 21, Page 2789-2798, November 2019., 2019
Abstract The chiral separation ability of the full library of methylated‐β‐cyclodextrins towards pharmacologically significant racemic drugs including basic compounds was studied by chiral CE. The syntheses of all the methylated, single isomer β‐cyclodextrins were revised and optimized and the aqueous solubility of the derivatives was unambiguously ...
Erzsébet Varga   +6 more
wiley   +1 more source

Approaches to Assessing the Quality of Fatty Oils and Medicinal Products Formulated as Oily Solutions

open access: yesРегуляторные исследования и экспертиза лекарственных средств
INTRODUCTION. Vegetable fatty oils can comprise over 50% of a medicinal product formulated as an oily solution (in some cases, 100%). The quality of the vegetable fatty oil used and the processes occurring in this oil have a significant impact on the ...
A. A. Ponomarenko, L. I. Panova
doaj   +1 more source

Experimental Substantiation of Cultural Technologies Introduction into Manufacturing of Anti-Rabies Immunoglobulin

open access: yesПроблемы особо опасных инфекций, 2016
The review provides information on the major outcomes of research and development work, performed within the frames of the Federal Target Program “National system of chemical and biological safety” (2009-2014), aimed at elaboration and introduction of ...
E. G. Abramova   +5 more
doaj   +1 more source

Determination of the optimal extractant for the extraction of biologically active substances of Sophora Flower–buds [PDF]

open access: yes, 2020
Introduction.  According to the market products based on Sophora japonica L., extraction of biologically active substances, flavonoids in particular, is carried out with ethanol in a concentration 50–70%. However, in recent years, in literature data have
Bezruk, I, Konovalenko, I., Kriukova, A.
core   +2 more sources

Development and Comparative Evaluation of Two Polyherbal Nutraceuticals, BobyGuards A and B: Phytochemical Composition, Antioxidant Potential, and Nutritional Value

open access: yesJournal of Food Quality, Volume 2025, Issue 1, 2025.
Research in nutrigenomics highlights the ability of nutrients to modulate oxidative stress and reduce free radical production, playing a key role in chronic disease prevention and management, particularly cancer. Nutraceuticals, especially polyherbal blends, offer enhanced bioactivity due to synergistic interactions among phytochemical constituents ...
Borelle Mafogang   +7 more
wiley   +1 more source

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