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Pharmacology, Toxicology and Environmental Health Commons™

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Chulalongkorn University

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Articles 271 - 300 of 1538

Full-Text Articles in Pharmacology, Toxicology and Environmental Health

Effect Of Different Production Variables On The Physical Properties Of Pellets Prepared By Extrusion-Spheronization Using A Multivariate Analysis, John Rojas Jan 2017

Effect Of Different Production Variables On The Physical Properties Of Pellets Prepared By Extrusion-Spheronization Using A Multivariate Analysis, John Rojas

The Thai Journal of Pharmaceutical Sciences

The spheronization process has been widely used in recent years in multiparticulate oral formulations because it is a simple and rapid technology. It offers advantages over other dosage forms such as tablets due to the more uniform and predictable transp.


Docking, Synthesis, And Cytotoxic Activity Of N-4-Methoxybenzoyl-N’-(4-Fluorophenyl)Thiourea On Hela Cell Line, Anindi Lupita Nasyanka Jan 2017

Docking, Synthesis, And Cytotoxic Activity Of N-4-Methoxybenzoyl-N’-(4-Fluorophenyl)Thiourea On Hela Cell Line, Anindi Lupita Nasyanka

The Thai Journal of Pharmaceutical Sciences

Tiourea derivatives such as phenylthiourea, benzoyltiourea, tenovin, and many more have been reported as anticancer agent. In this study, we have done some initial step (docking, synthesis, and cytotoxic assay) to develop one of thiourea derivatives, N-4.


Enhancement Of Solubility And Dissolution Rate Of Quercetin With Solid Dispersion System Formation Using Hpmc Matrix, Dwi Setyawan Jan 2017

Enhancement Of Solubility And Dissolution Rate Of Quercetin With Solid Dispersion System Formation Using Hpmc Matrix, Dwi Setyawan

The Thai Journal of Pharmaceutical Sciences

Purpose : The aim of the present study was to obtain raw quercetin materials using solid dispersion system with better solubility and dissolution rate than pure quercetin. Methods: The solid dispersion of Quercetin-HPMC was prepared by solvent method. Su.


Gold Nanoparticle-Colocasia Gigantean Conjugates For Enhancing Cytotoxic Effect Against A375 Melanoma Cell Line, Amornpun Sereemaspun Jan 2017

Gold Nanoparticle-Colocasia Gigantean Conjugates For Enhancing Cytotoxic Effect Against A375 Melanoma Cell Line, Amornpun Sereemaspun

The Thai Journal of Pharmaceutical Sciences

Herbs are a prototype of traditional medicine for primary health care. Their knowledge is the basis of many modern medicinal discoveries. With the new invention of nanomaterials for biomedical applications, gold nanoparticles (AuNPs) have been proven to .


Determination Of Ethionamide In Pharmaceutical By Spectrophotometry Via Oxidation Reaction With Potassium Iodate, Nagib A.S. Qarah, Kanakapura Basavaiah Jan 2017

Determination Of Ethionamide In Pharmaceutical By Spectrophotometry Via Oxidation Reaction With Potassium Iodate, Nagib A.S. Qarah, Kanakapura Basavaiah

The Thai Journal of Pharmaceutical Sciences

Two new spectrophotometric methods are described for the determination of ethionamide (ETM) in pure and tablet forms. Method A is based on the oxidation of ETM by KIO3 in H2SO4 medium, and the in situ generated iodine is extracted into chloroform and mea.


In Vitro Antimicrobial Activity Of Antidesma Bunius Extracts On Oral Pathogenic Bacteria, Panicha Pongnaratorn, Prakasit Kuacharan, Vayura Kotsuno, Naruwat Pakdee, Pranee Sriraj, Jintana Sattayasai Jan 2017

In Vitro Antimicrobial Activity Of Antidesma Bunius Extracts On Oral Pathogenic Bacteria, Panicha Pongnaratorn, Prakasit Kuacharan, Vayura Kotsuno, Naruwat Pakdee, Pranee Sriraj, Jintana Sattayasai

The Thai Journal of Pharmaceutical Sciences

High antioxidant content of Antidesma bunius may lead to many beneficial pharmaceutical properties such as an anti-bacterial, anti-inflammatory and somatic cell decelerations, as well as cancer prevention. This study aimed at quantifying total phenolic c.


Analytical Method Development And Validation For Iron And Ascorbic Acid In Ferrous Bisglyciante Effervescent Tablets By Colorimetry And Rp-Hplc., Vasantharaju Sg Jan 2017

Analytical Method Development And Validation For Iron And Ascorbic Acid In Ferrous Bisglyciante Effervescent Tablets By Colorimetry And Rp-Hplc., Vasantharaju Sg

The Thai Journal of Pharmaceutical Sciences

A sensitive colorimetric and reverse phase high performance liquid chromatographic method was developed for estimation of total iron and ascorbic acid in ferrous bisglycinate effervescent tablets. A colorimetric method was developed for total iron us...


The Reform Of Drug Patent System In Thailand, Wanna Sriviriyanupap Jan 2017

The Reform Of Drug Patent System In Thailand, Wanna Sriviriyanupap

The Thai Journal of Pharmaceutical Sciences

Drug patent system has a direct impact on the health care cost and the access of the drugs of people. Previously, the drug patent system in Thailand encounters the problems both efficiency and quality of patent approval. This study aims to analyze the pr.


Effects Of The Standardized Extract Of Centella Asiatica Eca233 On Hepatic Phase Ii Drug-Metabolizing Enzymes In Rats, Pitchayapa Seeka, Nuansri Niwattisaiwong, Mayuree H. Tantisira, Songpol Chevapat, Kridsada Anuntawuttikul, Khemchat Apipalakul, Somsong Lawanprasert Jan 2017

Effects Of The Standardized Extract Of Centella Asiatica Eca233 On Hepatic Phase Ii Drug-Metabolizing Enzymes In Rats, Pitchayapa Seeka, Nuansri Niwattisaiwong, Mayuree H. Tantisira, Songpol Chevapat, Kridsada Anuntawuttikul, Khemchat Apipalakul, Somsong Lawanprasert

The Thai Journal of Pharmaceutical Sciences

The standardized extract of C. asiatica ECa233 (ECa 233) was shown to possess neuroprotective and wound healing effects. The purpose of this study was to investigate effects ECa 233 on the activities of phase II drug metabolizing enzymes including UDP-gl.


Application Of Ion-Pair Complexation Reaction For The Spectrophotometric Determination Of Clarithromycin In Pharmaceutical Formulations, Sameer A. M. Abdulrahman Jan 2017

Application Of Ion-Pair Complexation Reaction For The Spectrophotometric Determination Of Clarithromycin In Pharmaceutical Formulations, Sameer A. M. Abdulrahman

The Thai Journal of Pharmaceutical Sciences

Two simple, rapid, sensitive, selective and extraction-free spectrophotometric methods have been developed for the determination of clarithromycin (CLR) both in pure form and in pharmaceutical formulations. The developed methods are based on ion-pair com.


High-Performance Thin-Layer Chromatography Analysis Of (E)-4-(3?,4?-Dimethoxyphenyl)But-3-En-1-Ol (Compound D) In Zingiber Cassumunar Roxb Rhizome Extract: An Application On Genetic Differentiation, Prasan Tangyuenyongwatana, Piyarat Parinyapong Chareonsap, Wandee Gritsanapan Jan 2017

High-Performance Thin-Layer Chromatography Analysis Of (E)-4-(3?,4?-Dimethoxyphenyl)But-3-En-1-Ol (Compound D) In Zingiber Cassumunar Roxb Rhizome Extract: An Application On Genetic Differentiation, Prasan Tangyuenyongwatana, Piyarat Parinyapong Chareonsap, Wandee Gritsanapan

The Thai Journal of Pharmaceutical Sciences

Objectives: This study focused on developing high performance thin-layer chromatography (HPTLC) quantitative analysis method for compound D, a major anti-inflammatory compound in Zingiber cassumunar extract. In addition, the amplified fragment length pol.


Hepatoprotective And Hepatoregenerative Therapeutic Effects Of Polyherbal Medicine Heparmin Tm On Rattus Norvegicus Wistar With Liver Fibrosis, Diana Lyrawati, Amalia Ghassani Muslimah, Dewi Laksmita, Dian Indrawati Santoso, Erlien Lindawati Poernomo, Karina Larasati, Lina Zahrotus Sajidah, Oktavia Rahayu Adianingsih, Rosida Dewi Agusningtyas, Mudjiwijono Handaru Eko, Bogi Pratomo Wibowo Jan 2017

Hepatoprotective And Hepatoregenerative Therapeutic Effects Of Polyherbal Medicine Heparmin Tm On Rattus Norvegicus Wistar With Liver Fibrosis, Diana Lyrawati, Amalia Ghassani Muslimah, Dewi Laksmita, Dian Indrawati Santoso, Erlien Lindawati Poernomo, Karina Larasati, Lina Zahrotus Sajidah, Oktavia Rahayu Adianingsih, Rosida Dewi Agusningtyas, Mudjiwijono Handaru Eko, Bogi Pratomo Wibowo

The Thai Journal of Pharmaceutical Sciences

Chronic injury severely impairs liver regeneration through excess inflammation, scarring and epithelial abnormalities, since injured cells may shift response from pro-regeneration into pro-fibrosis which leads to cirrhosis and total liver failure. An Ind.


Simple And Rapid Spectrophotometric Method For Quality Determination Of Roselle (Hibiscus Sabdariffa), Tasamaporn Sukwattanasinit, Jankana Burana-Osot, Uthai Sotanaphun Jan 2016

Simple And Rapid Spectrophotometric Method For Quality Determination Of Roselle (Hibiscus Sabdariffa), Tasamaporn Sukwattanasinit, Jankana Burana-Osot, Uthai Sotanaphun

The Thai Journal of Pharmaceutical Sciences

A simple and rapid spectrophotometric method has been developed to determine the quality of roselle (Hibiscus sabdariffa). The absorbance at 530 nm (coloring intensity) and the ratio between the absorbances at 380 and 530 nm (degradation index) of its 5...


Molecular Docking Study Of Tyrosinase Inhibitors Using Arguslab 4.0.1 : A Comparative Study, Prasan Tangyuenyongwatana, Nathjanan Jongkon Jan 2016

Molecular Docking Study Of Tyrosinase Inhibitors Using Arguslab 4.0.1 : A Comparative Study, Prasan Tangyuenyongwatana, Nathjanan Jongkon

The Thai Journal of Pharmaceutical Sciences

We conducted a docking study with ArgusLab 4.0.1, a free molecular docking software, on tyrosinase inhibitors comparing with AutoDock 4 and AutoDock VINA. In this study, hydroxyl substituted 2-phenyl-naphthalenes (a group of modified structure based on o...


Tlc-Densitometric Method For Quantitation Of Lurasidone Hydrochloride In Nanoemulsion, Microemulsion, For Equilibrium Solubility And Ex Vivo Diffusion Studies., Rashmin B. Patel, Khyati B. Vekaria, Mrunali R. Patel Jan 2016

Tlc-Densitometric Method For Quantitation Of Lurasidone Hydrochloride In Nanoemulsion, Microemulsion, For Equilibrium Solubility And Ex Vivo Diffusion Studies., Rashmin B. Patel, Khyati B. Vekaria, Mrunali R. Patel

The Thai Journal of Pharmaceutical Sciences

A new TLC-densitometric method has been successfully developed for quantitation of Lurasidone hydrochloride (LURHA) in pharmaceutical formulations. LURHA was well separated from sample matrix and degradation product using TLC plate; precoated with silica...


Mucus Secretion Stimulation: A Mechanism In Gastroprotective Effect Of Zingiber Officinale, Gaewbpragaan Chantharangsikul, Worawan Kitpati, Noppamas Soonthornchareonnon, Achariya Sailasuta, Arunporn Itharat, Wisuda Suvitayavat Jan 2016

Mucus Secretion Stimulation: A Mechanism In Gastroprotective Effect Of Zingiber Officinale, Gaewbpragaan Chantharangsikul, Worawan Kitpati, Noppamas Soonthornchareonnon, Achariya Sailasuta, Arunporn Itharat, Wisuda Suvitayavat

The Thai Journal of Pharmaceutical Sciences

There are several studies on the gastroprotective effect of Z. officinale, however, the nature of this effect has not been fully elucidated. The present study investigated the gastroprotective activity and underlying mechanism of the 95% ethanolic extrac...


Validation Of An Rp-Hplc Method For Quantitative Analysis Of Phikud Navakot Extract Using The Standard Addition Method, Pavena Kumnerdnon, Pornchai Rojsitthisak, Nuansri Niwattisaiwong, Uthai Sotanaphun, Jittima Chatchawalsaisin, Narueporn Sutanthavibul Jan 2016

Validation Of An Rp-Hplc Method For Quantitative Analysis Of Phikud Navakot Extract Using The Standard Addition Method, Pavena Kumnerdnon, Pornchai Rojsitthisak, Nuansri Niwattisaiwong, Uthai Sotanaphun, Jittima Chatchawalsaisin, Narueporn Sutanthavibul

The Thai Journal of Pharmaceutical Sciences

The aim of the study was to develop a reversed phase-high performance liquid chromatography (RP-HPLC) analytical method for monitoring three analytical markers, gallic acid, vanillic acid and ferulic acid, in Phikud Navakot extract (NVK-E), using the sta...


Comparison Of Sedimentation Stability Of Ampicillin Trihydrate Suspensions Using Near Infrared Extinction Profiles, Padala Narasimha Murthy, Meduri Vimala Devi, Sudhir Kumar Sahoo, Anjan Kumar Mahapatra, Madhusmruti Khandai Jan 2016

Comparison Of Sedimentation Stability Of Ampicillin Trihydrate Suspensions Using Near Infrared Extinction Profiles, Padala Narasimha Murthy, Meduri Vimala Devi, Sudhir Kumar Sahoo, Anjan Kumar Mahapatra, Madhusmruti Khandai

The Thai Journal of Pharmaceutical Sciences

Suspensions are one of the most important and popular dosage forms. A large number of drugs are formulated in the form of suspensions and are available commercially. Stability studies of suspensions are very important to enable the patient to receive t...


Herbs Used As A Cure For Rheumatiod Arthritis: A Review, Santhosh Aruna Mamidi Jan 2016

Herbs Used As A Cure For Rheumatiod Arthritis: A Review, Santhosh Aruna Mamidi

The Thai Journal of Pharmaceutical Sciences

Rheumatoid arthritis is chronic, progressive, disabling autoimmune disease characterized by systemic inflammation of joints, damaging cartilage and bone around the joints. It is a systemic disease which means that it can affect the whole body and interna...


Effects Of Continuous Exposure To Bisphenol A On Male And Female Mice From Prenatally To Adulthood, Kannikar Chatsantiprapa, Tip-Arpa Sophon, Jintana Sattayasai Jan 2016

Effects Of Continuous Exposure To Bisphenol A On Male And Female Mice From Prenatally To Adulthood, Kannikar Chatsantiprapa, Tip-Arpa Sophon, Jintana Sattayasai

The Thai Journal of Pharmaceutical Sciences

BisphenolA (BPA), a monomer estrogenic chemical of many plastic products has controversial biological effects. This study assessed the effects at 0.05 mg/kg BW/day (Tolerable Daily Intake, TDI) and 0.5 mg/kg BW/day (10TDI), in male and female mice contin...


Outcomes Of Pharmaceutical Care Services In Promoting Rational Drug Use, Wanna Sriviriyanupap, Roungtiva Muenpa Jan 2016

Outcomes Of Pharmaceutical Care Services In Promoting Rational Drug Use, Wanna Sriviriyanupap, Roungtiva Muenpa

The Thai Journal of Pharmaceutical Sciences

Pharmacists provide pharmaceutical care service in order to support rational drug use. However, still lack of evidence to show its outcomes. Therefore, this cross-sectional descriptive study and qualitative study were conducted to evaluate the outcomes o...


Calotropis Procera: A Phytochemical And Pharmacological Review, Neelam Balekar Jan 2016

Calotropis Procera: A Phytochemical And Pharmacological Review, Neelam Balekar

The Thai Journal of Pharmaceutical Sciences

Medicinal plants are used from the ancient time as the major sources of drugs.The fact is that we can obtain many of the presently available drugs, either directly in the extract form or in the modified synthetic form. Naturally, plants have ability to s...


Effect Of Fat Content On Characteristics Of Ice Cream Fortified With Calcium And Vitamin D3, Rossarin Tansawat Jan 2016

Effect Of Fat Content On Characteristics Of Ice Cream Fortified With Calcium And Vitamin D3, Rossarin Tansawat

The Thai Journal of Pharmaceutical Sciences

Calcium and vitamin D play important roles in bone homeostasis. Several studies reported inadequate intakes of these two nutrients in many population groups. Food fortification is one way to solve the problem. The objective of this study was to develop...


Exploring Knowledge Acquisition Technique For New Start-Up Community Food Enterprises, Wattanapong Luechoowong, Ruangthip Tantipidoke, Rungpetch Sakulbumrungsil Jan 2016

Exploring Knowledge Acquisition Technique For New Start-Up Community Food Enterprises, Wattanapong Luechoowong, Ruangthip Tantipidoke, Rungpetch Sakulbumrungsil

The Thai Journal of Pharmaceutical Sciences

Objective: This qualitative study is conducted to explore the knowledge acquisition techniques from five successful food enterprises at the new entry of community business. Methods: Five successful community food producers were purposively selected unde...


Stilbenoids From The Stem Of Diospyros Collinsae, The First Evidence For The Production Of Stilbene Derivatives In Ebenaceous Plants, Buntita Bumroong, Witchuda Thanakijcharoenpath Jan 2016

Stilbenoids From The Stem Of Diospyros Collinsae, The First Evidence For The Production Of Stilbene Derivatives In Ebenaceous Plants, Buntita Bumroong, Witchuda Thanakijcharoenpath

The Thai Journal of Pharmaceutical Sciences

Two stilbenoids, diptoindonesin D (1) and diptoindonesin G (2), were isolated from the stem of Diospyros collinsae Craib (Ebenaceae), together with four triterpenoids, namely friedelin, lupeol, betulin and betulinic acid. Their structures were determined...


Exploring Key Factors Affecting The Competitiveness Of Thailand’S Cosmetic Industry, Neeranard Jinachai, Win Winit-Watjana, Puree Anantachoti Jan 2016

Exploring Key Factors Affecting The Competitiveness Of Thailand’S Cosmetic Industry, Neeranard Jinachai, Win Winit-Watjana, Puree Anantachoti

The Thai Journal of Pharmaceutical Sciences

The Thai cosmetic industry has continuously grown, but relevant factors impacting on the industry remained un-assessed. This study was intended to explore key factors affecting the country competitiveness. The Diamond model was adapted as the conceptual ...


Anaphylactic Shock Caused By A Selective Allergy To Ceftriaxone: A Case Report, Wichai Santimaleeworagun Jan 2016

Anaphylactic Shock Caused By A Selective Allergy To Ceftriaxone: A Case Report, Wichai Santimaleeworagun

The Thai Journal of Pharmaceutical Sciences

Ceftriaxone has been wildly used due to once daily dosing. However, case with anaphylaxis secondary to ceftriaxone has been documented and the other β-lactam might be caution. We reported an 89 year-old patient who had history of type I hypersensitivity...


Comparative Evaluation Of Neuroprotective Effect Of Three Varieties Of Allium Cepa In Chronic Constriction Injury Induced Neuropathic Pain, Amit Kumar, Kundan Singh Bora, Amteshwar Singh Jaggi, Richa Shri Jan 2016

Comparative Evaluation Of Neuroprotective Effect Of Three Varieties Of Allium Cepa In Chronic Constriction Injury Induced Neuropathic Pain, Amit Kumar, Kundan Singh Bora, Amteshwar Singh Jaggi, Richa Shri

The Thai Journal of Pharmaceutical Sciences

Objectives: Allium cepa has been used extensively for culinary purposes as well as in traditional system of medicine. A number of varieties of A. cepa are available commercially with varietal differences in phytoconstituents and biological activities. Ho...


Effect Of Time-Dependent Polymer On The Dissolution Rate Of Flurbiprofen: Formulation And Evaluation Of Colon-Specific Matrix Tablets, Sateesh Kumar Vemula, Selamu Kebamo, Balisa Mosisa, Biniam Paulos Jan 2016

Effect Of Time-Dependent Polymer On The Dissolution Rate Of Flurbiprofen: Formulation And Evaluation Of Colon-Specific Matrix Tablets, Sateesh Kumar Vemula, Selamu Kebamo, Balisa Mosisa, Biniam Paulos

The Thai Journal of Pharmaceutical Sciences

An effort was made in the present study to prepare flurbiprofen matrix tablets to improve the therapeutic efficacy by increasing therapeutic drug concentrations in lower intestine i.e., site-specific release to colon. The current experiment was aimed to ...


Qsar Study On Quinolinecarbaldehyde Derivatives As Potential Anti-Tubercular Agents, Ravichandran Veerasamy, Shalini Sivadasan, Venakteskumar Krishnamoorthi, Harish Rajak, Sureshkumar Krishnan Jan 2016

Qsar Study On Quinolinecarbaldehyde Derivatives As Potential Anti-Tubercular Agents, Ravichandran Veerasamy, Shalini Sivadasan, Venakteskumar Krishnamoorthi, Harish Rajak, Sureshkumar Krishnan

The Thai Journal of Pharmaceutical Sciences

This study investigated the quantitative structure–activity relationships (QSAR) for a range of substituted quinolinecarbaldehyde derivatives as anti-tubercular agent by multiple linear regression analysis. The derived QSAR models have been statistical...