Pharmacia

<p><b>Pharmacia</b> is a peer-reviewed multidisciplinary medical journal devoted to pharmaceutical and allied sciences. Topics covered are: analytics, biochemistry, biopharmaceutics, biotechnology, cell cultures, clinical pharmacy, drug delivery, drug design, drug disposition, drug stability, medicinal chemistry, metabolism, molecular modelling, basic and clinical pharmacology, pharmacognosy, pharmacodynamics and pharmacokinetics, social pharmacy, radiopharmaceuticals, toxicology.</p> <p>The journal is published by the Bulgarian Pharmaceutical Science Society since 1954. Since 2019, it is published in a collaboration with the ARPHA platform of Pensoft Publishers. The journal archive is available online since 2007.</p>

List of Papers (Total 1,014)

Cost analysis of neonates after prenatal corticosteroid prophylaxis of Respiratory Distress Syndrome

Preterm birth is a vital global health-economic problem. Health disorders provoked by it generate a high neonatal mortality rate. Prenatal corticosteroid prevention aims to reduce postnatal complications in premature infants. This survey covered two basic baby groups: work group of 89 premature infants that had been subjected to prenatal corticosteroid prophylaxis and a control...

Determination of social and economic accessibility of drugs for treatment of Parkinson’s disease on the basis of modern approaches

In the context of the economic crisis, the availability of medicines for the population is one of the key issues facing pharmaceutical sector of healthcare system. Due to the fact of that, the purpose of the work was to study the social and economic accessibility of medicines, since such studies in the future may provide an opportunity for effective input of medicines costs...

Immunomodulatory effect of melatonin supplementation in experimental diabetes

Aim: To investigate the effect of melatonin on the immunomodulatory response in experimental type 1 and 2 diabetes mellitus. Methods: Experiments were performed on male rats (180–200 g), purchased from the Experimental Animal Holding,. Animals were maintained in standard diet conditions. Two pathological states were simulated on male rats: experimental type 1 and type 2 diabetes...

HPLC determination of phenolic compounds content in Parmelia sulcata and Parmelia vagans thalli

The species of Parmelia genus have long been used in Indian folk medicine for the treatment of bronchitis, ulcers, furunculosis, cardiovascular diseases, urolithiasis, amenorrhea, and also at infectious and inflammatory diseases. In Ukraine, the most common lichens of the Parmelia genus are Parmelia sulcata Tailor and Parmelia vagans Nyl. At the same time, thalli of Parmelia...

Analysis of primary outpatient data for off-label use of medicines in neurology

Introduction: The off-label use of medicines is a common practice that covers a wide range of therapeutic areas in both, adults and children. So far, the extent of off-label use among neurology patients in Bulgaria has not been studied. The aim of this study is to provide data on the off-label use in neurology patients in Bulgaria and to contribute to planning actions by the...

Antioxidant properties of some novel derivatives thiazolo[4,5-b] pyridine

The synthesis and determination of the antioxidant activity of some novel (5,7-dimethyl-2-oxo-thiazolo[4,5-b]pyridine-3-yl)-acetic acid hydrazide derivatives are described in this article. The transformation of the base heterocycle was carried out via the reactions of acylation, [2+3]cyclocondensation, Knoevenagel condencation and alkylation for the purpose to obtain substances...

Search for angiotensin II receptor antagonists among 4-aryl-n-(aryl)-3-(prop-2-en-1-yl)-2,3-dihydro-1,3-thiazol-2-imine derivatives

The aim of study was to find potential antihypertensive and cardiotropic drugs among new 4-aryl-N-(aryl)-3-(prop-2-en-1-yl)-2,3-dihydro-1,3-thiazol-2-imines. Materials and methods: The target compounds were synthesized by condensation asymmetrical substituted thioureas with α-bromo-4-R1-acetophenones in ethanol medium. The structure and purity of the compounds synthesized were...

Study of rheological behaviour of hydroxyethyl cellulose gels in the development of the composition and technology of the medicine with anti-inflammatory activity

The aim of the research was to investigate the rheological behaviour of hydroxyethyl cellulose gels, which are used in the development of the composition and technology of the medicine with anti-inflammatory activity. The objects of research were hydroxyethyl cellulose gels in the concentration of 1.0%; 1.5%; 2.0%; 2.5% and 3.0%. Investigation of the rheological behavior of HEC...

Clinical pharmacy in Ukraine according to the healthcare professionals’ assessment

An anonymous questionnaire survey among healthcare professionals in Ukraine (n = 10737) showed contradictions in the attitude to the peculiarities of clinical pharmacy compared to a general pharmacy, the relation to the specialists who provide clinical pharmacy services, and the healthcare settings for them. The respondents considered the activity of clinical pharmacist necessary...

Fatty acid composition of vegetable marrows and zucchini leaves

The qualitative composition and quantitative content of fatty acids in leaves of vegetable marrows (Cucurbita pepo L. var. giromontina Alef.), zucchini (Cucurbita pepo L. var. cylindrica Paris) yellow- and green-fruits varieties were determined by using GC/MS. 14 fatty acids were identified as the result of the experiment. Unsaturated fatty acids were found to be dominated in the...

Application of the Folin-Ciocalteu method to the evaluation of Salvia sclarea extracts

Polyphenols are valuable group of phytoconstituents due to their high antioxidant activity and healing properties. Antioxidant properties of sages are attributed mainly to a high level of phenolic compounds. The aim of the present study was to elaborate an analytical procedure for the evaluation of the content of secondary metabolites of the polyphenol nature in the herb of Clary...

The knowledge and experience with the off-label use – results of a survey

Introduction: The aim of this survey is to assess the current knowledge and experience of medical doctors in regard to off-label use and to determine whether it is legal, according to them, as the local current legislation on medicinal products does neither prohibit nor explicitly permit such use. Materials and methods: One hundred medical doctors from inpatient and outpatient...

Caffeic acid phenethyl ester (CAPE): cornerstone pharmacological studies and drug delivery systems

Propolis is a natural product with a plethora of biological effects, utilized by traditional medicine since antiquity. However, its application as a pharmaceutical is hindered by its variable composition and difficult standardization. CAPE has been shown to be a major component of propolis, with a large contribution to its pharmacological effects, among which the anti...

Neuroprotective and antioxidant activities of saponins’ mixture from Astragalus glycyphylloides in a model of 6-hydroxydopamine-induced oxidative stress on isolated rat brain synaptosomes

The aim of the study was to investigate the possible neuroprotective and antioxidant activity of purified saponins’mixture (PSM), isolated from Astragalus glycyphylloides (Fabaceae), in a model of 6-hydroxydipamine (6-OHDA)-induced oxidative stress on isolated rat brain synaptosomes. Synaptosomes were incubated with 3 different concentrations of PSM: 60 µg/mL; 6 µg/mL; 0.6 µg/mL...

Synthesis and anticonvulsant activity of 6-methyl-2-((2-oxo-2-arylethyl)thio)pyrimidin-4(3 H)-one derivatives and products of their cyclization

The alkylation of 6-methyl-2-thioxo-2,3-dihydro-1H-pyrimidine-4-one phenacyl bromides under different conditions was investigated. It was found that during the reaction in the medium of DMF/K2CO3 a mixture of 2-(2-aryl-2-oxoethyl)thio-6-methyl-pyrimidine-4(3H)-one and 3-hydroxy-3-aryl-7-methyl-2,3-dihydro-5H-thiazolo[3,2-a]pyrimidine-5-one was formed. The holding of the resulting...

Nanomaterials for cancer medication: from individual nanoparticles toward nanomachines and nanorobots

The nanomaterials for cancer medication are already reality providing a wide range of new tools and possibilities, from earlier diagnostics and improved imaging to better, more efficient, and more targeted anticancer therapies. The purpose of this critical review is to focus on the current use of clinically approved nanoparticles for cancer theranostic, nanovaccines and delivery...

Clinical and economic estimation of children’s pharmacotherapy with meningococcial infections in Ukraine

A comprehensive study for assessment the appointments rationality for children with meningococcal infectious (MI) in Ukraine in real clinical practice has been conducted. The doctor’s appointment sheets from 184 inpatients medical cards have been processed by the integral ABC / VEN / frequency analysis. In average, children were in the hospital (14±7) bed-days, they were granted...

Development and validation of RP-HPLC method for stability evaluation of model hydrazone, containing a pyrrole ring

RP-HPLC method with UV detection was developed and validated for determination of the chemical stability and stability in close to physiological conditions of a model pyrrole hydrazone ethyl 5-(4-bromophenyl)-1-(1-(2-(4-hydroxy-3-methoxybenzylidene) hydrazineyl)-4-methyl-1-oxopentan-2-yl)-2-methyl-1H-pyrrole-3-carboxylate (D_5d), containing susceptible to hydrolysis hydrazone...

Public opinion study on the role of advertising in choice of non-prescription drugs for self-treatment

An assessment of the opinion of a certain cohort of the population on the role of drug advertising in the choice of non-prescription drugs for self-treatment was conducted. According to the questionnaire survey, it has been established that advertising affects the choice of drug for self-treatment 26.0% of the polled. Despite the fact that the majority of respondents indicate...

Toxicity of cyanobacteria. Organotropy of cyanotoxins and toxicodynamics of cyanotoxins by species

As a result of blooming, some cyanobacteria (Microcystis, Anabaena, Planktothrix, etc.) produce toxins at concentrations that are high enough to poison and even kill animals and humans. According to Annex II of the Framework Directive 2000/60/EC, transformed into the Bulgarian legislation, for the characterization of surface water, at this stage, there are no acceptable limit...

Synthesis and preliminary hepatotoxicity evaluation of new caffeine-8-(2-thio)-propanoic hydrazid-hydrazone derivatives

New series of caffeine-8-(2-thio)-propanoic hydrazid-hydrazone derivatives were designed and synthesized. The targed compounds were obtained in yields of 51 to 96% and their structures were elucidated by FTIR, 1H NMR, 13C NMR, MS and microanalyses. All of the compounds were found to be “drug-like” as they fulfill the criteria of drug-likeness, which includes the MDDR-like rule...

Caffeic acid phenethyl ester (CAPE): pharmacodynamics and potential for therapeutic application

Caffeic acid phenethyl ester (CAPE) is the major pharmacologically-active component of some propolis types, rich in polyphenols, such as poplar propolis types. CAPE has the potential to be applied as a pharmaceutical as it possesses most of the pharmacological activities of propolis, such as anti-proliferative, antioxidant, immunomodulatory, antidiabetic, anti-inflammatory and...

Analysis of good distribution practice inspection deficiency data of pharmaceutical wholesalers in Bulgaria

The current study analyses the regulatory inspection findings of the wholesalers in Bulgaria in 2017 and compares the results with the findings from some other EU member-states. In total, 48 GDP inspections were performed in 2017. 50% of the inspections were performed in relation with issuing an authorization for wholesale of medicines, the rest half were related to changes in...

Analysis of diosgenin and phenol compounds in Tribulus terrestris L.

Caltrop (Tribulus terrestris L.) is a weed plant widely growing in warm climate. The crude caltrop has multidirectional pharmacological action favorable for the development of drug preparations. As in European countries caltrop is a non-officinal plant, it seems feasible to develop raw material standardization parameters for creation of novel drugs. In the course of thin layer...

Process optimization of preparation of pentoxifylline – extended release tablets

The possibilities for correction of the rate of drug release by minimal changes in the technology process and by maintaining the quantitative and qualitative composition of the product pentoxifylline – extended release tablets were explored. Correction was made by addition of different quantity of HPMC (4000 cPs) to a granulating solution of PEG 6000. The main characteristics of...