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Chulalongkorn University

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Articles 541 - 570 of 1538

Full-Text Articles in Pharmacology, Toxicology and Environmental Health

Use Of Bromate - Bromide Mixture As A Reagent For The Determination Of Dothiepin Hydrochloride In Pharmaceuticals, Sameer A.M. Abdulrahman, Kanakapura Basavaiah Jan 2011

Use Of Bromate - Bromide Mixture As A Reagent For The Determination Of Dothiepin Hydrochloride In Pharmaceuticals, Sameer A.M. Abdulrahman, Kanakapura Basavaiah

The Thai Journal of Pharmaceutical Sciences

The present study describes one titrimetric and two spectrophotometric methods for the determination of dothiepin hydrochloride (DOTH) in bulk drug and in tablets. The methods employed bromate-bromide mixture in acid medium as an oxidimetric as well as b...


Antioxidant Properties Of Squeezed Mangosteen Juice, Monrudee Sukma, Tanasait Ngawhirunpat, Praneet Opanasopit, Pongpun Siripong Jan 2011

Antioxidant Properties Of Squeezed Mangosteen Juice, Monrudee Sukma, Tanasait Ngawhirunpat, Praneet Opanasopit, Pongpun Siripong

The Thai Journal of Pharmaceutical Sciences

The aim of this study was to investigate antioxidant effects of squeezed mangosteen (Garcinia mangostana) juice as preferable diet for human consumption. Mangosteen juice was prepared from the aril part. Antioxidant properties were evaluated by total ant...


Author Index, Keyword Index, N/A Jan 2011

Author Index, Keyword Index, N/A

The Thai Journal of Pharmaceutical Sciences

No abstract provided.


Synthesis And Antihepatotoxic Activity Of Some New Xanthones Containing 1,4-Dioxane Ring System, Shah Alam Khan, Bahar Ahmed Jan 2011

Synthesis And Antihepatotoxic Activity Of Some New Xanthones Containing 1,4-Dioxane Ring System, Shah Alam Khan, Bahar Ahmed

The Thai Journal of Pharmaceutical Sciences

This study was aimed at the synthesis of few xanthone derivatives containing 1,4-dioxane ring system. The reaction of 3,4-dihydroxy xanthone derivatives (3a-c) with ethylene dibromide and epichlorohydrin under approriate reaction conditions afforded xant...


Effect Of Ocimum Sanctum Extract On Sodium Nitrite - Induced Experimental Amnesia In Mice, Manoj Dokania, Kamal Kishore, P.K. Sharma Jan 2011

Effect Of Ocimum Sanctum Extract On Sodium Nitrite - Induced Experimental Amnesia In Mice, Manoj Dokania, Kamal Kishore, P.K. Sharma

The Thai Journal of Pharmaceutical Sciences

The present study investigated the antiamnesic effect of the extract of Ocimum sanctum (OS) on time induced amnesia and sodium nitrite-induced amnesia in mice by using two different rodent models of memory. The aqueous extract of OS was administered to m...


Feedback From Malaysian Pharmacists Who Underwent A 3-Year Period Of Compulsory Service With The Government, Ong Aik Liang, Thomas Paraidathathu Jan 2011

Feedback From Malaysian Pharmacists Who Underwent A 3-Year Period Of Compulsory Service With The Government, Ong Aik Liang, Thomas Paraidathathu

The Thai Journal of Pharmaceutical Sciences

Since 2004, it is mandatory for all new pharmacy graduates in Malaysia to serve the government for a period of 4 years, before they are free to work as registered pharmacists in a sector of their choice, either public or private. With the enactment of th...


Sensitive, Selective And Extraction-Free Spectrophotometric Determination Of Lamotrigine In Pharmaceuticals Using Two Sulphonthalein Dyes, K. B. Vinay, H. O., N. Rajendraprasad, K. Basavaiah Jan 2011

Sensitive, Selective And Extraction-Free Spectrophotometric Determination Of Lamotrigine In Pharmaceuticals Using Two Sulphonthalein Dyes, K. B. Vinay, H. O., N. Rajendraprasad, K. Basavaiah

The Thai Journal of Pharmaceutical Sciences

Two direct, simple, sensitive and rapid extraction-free spectrophotometric methods have been developed for the determination of lamotrigine (LMT) in pure form and in its dosage forms. The methods are based on formation of ion-pair complex between the dru...


Synthesis And Cytotoxicity Study Of Magnetoliposomes Loaded Doxorubicin, Surachai Ngamratanapaiboon, Issara Sramala, Wichet Leelamanit Jan 2011

Synthesis And Cytotoxicity Study Of Magnetoliposomes Loaded Doxorubicin, Surachai Ngamratanapaiboon, Issara Sramala, Wichet Leelamanit

The Thai Journal of Pharmaceutical Sciences

The limitation of clinical use of doxorubicin is its side effects especially a cumulative dose-dependent cardiotoxicity. To overcome this, doxorubicin can be targeted to accumulate on the site of action and limit dispersion in healthy tissue. Magnetic li...


Biopharmaceuticals: An Overview, Bhupinder Singh Sekhon Jan 2010

Biopharmaceuticals: An Overview, Bhupinder Singh Sekhon

The Thai Journal of Pharmaceutical Sciences

Biopharmaceuticals drugs structurally mimics compounds found within the body and are produced using biotechnologies. These have the potential to cure diseases rather than merely treat symptoms, and have fewer side effects because of their specificity, fo...


Conjugation Of Some Nsaids With 5-Phenyl-2-Aminothiazole For Reduced Ulcerogenicity, Abhilasha Verma, Nirupam Das, Meenakshi Dhanawat, Sushant K. Shrivastava Jan 2010

Conjugation Of Some Nsaids With 5-Phenyl-2-Aminothiazole For Reduced Ulcerogenicity, Abhilasha Verma, Nirupam Das, Meenakshi Dhanawat, Sushant K. Shrivastava

The Thai Journal of Pharmaceutical Sciences

Analgesic drugs containing free acidic group were reacted with N, N' carbonyldiimidazole to prepare the acylimidazole derivatives. They were further reacted with 5-phenyl-2-amino thiazole nucleus to obtain the corresponding amides. All the compounds were...


Anticonvulsant Activity Of Methanolic Extract Of Clerodendron Infortunatum Linn, In Swiss Albino Mice, Sudipta Das, Pallab K., Goutam Pramanik, Siva P. Panda, Samit Bera Jan 2010

Anticonvulsant Activity Of Methanolic Extract Of Clerodendron Infortunatum Linn, In Swiss Albino Mice, Sudipta Das, Pallab K., Goutam Pramanik, Siva P. Panda, Samit Bera

The Thai Journal of Pharmaceutical Sciences

The present study was designed to investigate the anticonvulsant and sleep potentiation effect of methanolic extract of C lerodendron info rtun atum Linn. (MECI) leaves in Swiss albino mice. The anticonvulsant effect of the MECI (250, 500 mg/kg body weig...


Use Of Charge Transfer Complexation Reaction For The Spectrophotometric Determination Of Bupropion In Pharmaceuticals And Spiked Human Urine, Kanakapura Basavaiah, Sameer A. M. Jan 2010

Use Of Charge Transfer Complexation Reaction For The Spectrophotometric Determination Of Bupropion In Pharmaceuticals And Spiked Human Urine, Kanakapura Basavaiah, Sameer A. M.

The Thai Journal of Pharmaceutical Sciences

This is the first report on use of two visible spectrophotometric methods for the determination of bupropion hydrochloride (BUPH) in pharmaceuticals and spiked human urine. Bupropion is a second-generation antidepressant agent which is also used in the m...


Inhibitory Effect Of 2,5-Bis(4-Hydroxy-3-Methoxybenzylidene) Cyclopentanone On Mast Cell Histamine Mediated-Rat Paw Edema, Agung Endro Nugroho, Sardjiman, Kazutaka Maeyama Jan 2010

Inhibitory Effect Of 2,5-Bis(4-Hydroxy-3-Methoxybenzylidene) Cyclopentanone On Mast Cell Histamine Mediated-Rat Paw Edema, Agung Endro Nugroho, Sardjiman, Kazutaka Maeyama

The Thai Journal of Pharmaceutical Sciences

2,5-Bis(4-hydroxy-3-methoxybenzylidene)cyclopentanone, known as pentagamavunon-0 (PGV-0), is a benzylidene cyclopentanone analog of curcumin. This compound posses stronger pharmacological activities such as anti-inflammatory, antioxidative and antibacter...


Sensitive Ultraviolet Spectrophotometric Determination Of Quetiapine Fumarate In Pharmaceuticals, K. Basavaiah, N. Rajendraprasad, P.J. Ramesh, K.B. Vinay Jan 2010

Sensitive Ultraviolet Spectrophotometric Determination Of Quetiapine Fumarate In Pharmaceuticals, K. Basavaiah, N. Rajendraprasad, P.J. Ramesh, K.B. Vinay

The Thai Journal of Pharmaceutical Sciences

Quetiapine fumarate (QTF) is a psychotropic agent belonging to the chemical class of benzisoxazole derivatives indicated for the treatment of schizophrenia. It is a selective monoaminergic antagonist with high affinity for the serotonin type 2 (5HT2), an...


Improvement In The Dissolution Of Poorly Water Soluble Drug Using Media Milling Technique, Dhaval J. Patel, Jayvadan K., Vikram M. Pandya Jan 2010

Improvement In The Dissolution Of Poorly Water Soluble Drug Using Media Milling Technique, Dhaval J. Patel, Jayvadan K., Vikram M. Pandya

The Thai Journal of Pharmaceutical Sciences

The rate of dissolution is rapidly becoming the leading hurdle in formulation development of poorly water-soluble drugs. In the present work, media milling was employed to formulate nanoparticles of a poorly water-soluble anti-ulcer drug, famotidine (FAM...


Studies On Formulation Development Of Apoorly Water - Soluble Drug Through Solid Dispersion Technique, Sunita Dahiya Jan 2010

Studies On Formulation Development Of Apoorly Water - Soluble Drug Through Solid Dispersion Technique, Sunita Dahiya

The Thai Journal of Pharmaceutical Sciences

An attempt has been made to enhance dissolution of aceclofenac (AC) by solid dispersion technique using water soluble carriers PEG 6000 and β-cyclodextrin (β-CD). Solid dispersions of AC with PEG 6000 were prepared by melting solvent method and with β...


Author Index, Keyword Index, N/A Jan 2010

Author Index, Keyword Index, N/A

The Thai Journal of Pharmaceutical Sciences

No abstract provided.


Micelle Enhanced Spectrofluorimetric Method For The Determination Of Ofloxacin And Lomefloxacin In Human Urine And Serum, Kuldeep Kaur, Baldev Singh, Ashok Kumar Malik Jan 2010

Micelle Enhanced Spectrofluorimetric Method For The Determination Of Ofloxacin And Lomefloxacin In Human Urine And Serum, Kuldeep Kaur, Baldev Singh, Ashok Kumar Malik

The Thai Journal of Pharmaceutical Sciences

A spectrofluorimetric method for the determination of two fluoroquinolone drugs, ofloxacin and lomefloxacin in biological fluids has been developed. The method is based on native fluorescence of these drugs in micellar medium of sodium dodecyl sulfate (S...


Simultaneous Spectrophotometric Determination Of Iron (Ii) And Copper (Ii) In Tablets By Chemometric Methods, Melisew Tadele Alula, Abdel-Maaboud I., Adnan A. Bekhit Jan 2010

Simultaneous Spectrophotometric Determination Of Iron (Ii) And Copper (Ii) In Tablets By Chemometric Methods, Melisew Tadele Alula, Abdel-Maaboud I., Adnan A. Bekhit

The Thai Journal of Pharmaceutical Sciences

The significant spectral overlap (Di)0.5 = 0.5667 which is about 75.3% overlapping of the UV/Visible absorption spectra of iron (II) and copper (II) complexes necessitates chemometric assisted methods for simultaneous analysis of these ions in the pharma...


Antitumour Activities Of Some Schiff Bases Derived From Benzoin, Salicylaldéhyde, Amino Phenol And 2,4 Dinitrophenyl Hydrazine, M. Jesmin, M.M. Ali, J.A. Khanam Jan 2010

Antitumour Activities Of Some Schiff Bases Derived From Benzoin, Salicylaldéhyde, Amino Phenol And 2,4 Dinitrophenyl Hydrazine, M. Jesmin, M.M. Ali, J.A. Khanam

The Thai Journal of Pharmaceutical Sciences

Three schiff bases PDH [N-(1-phenyl-2-hydroxy-2phenyl ethyledine)-2', 4' dinitrophenyl hydrazine], PHP [N-(1 -phenyl, 2-hydroxy-2-phenyl ethylidine)-2' hydroxy phenyl imine] and HHP [N-(2-hydroxy benzylidine)-2' hydroxy phenyl imine] have been studied ag...


Antioxidant And Neuroprotective Effects Of Standardized Extracts Of Mangifera Indica Leaf, Kanistha Kawpoomhae, Monrudee Sukma, Tanasait Ngawhirunpat, Praneet Opanasopit, Areerut Sripattanaporn Jan 2010

Antioxidant And Neuroprotective Effects Of Standardized Extracts Of Mangifera Indica Leaf, Kanistha Kawpoomhae, Monrudee Sukma, Tanasait Ngawhirunpat, Praneet Opanasopit, Areerut Sripattanaporn

The Thai Journal of Pharmaceutical Sciences

Standardized methanol and aqueous extracts of Mangifera indica L. (mango) leaf were analyzed for antioxidant and neuroprotective activities. Antioxidant activities were evaluated by 2, 2-azinobis 3-ethylbenzothiazoline 6-sulfonate (ABTS), 1,1-diphenyl-2-...


Comparative Study Of Extraction, Purification And Estimation Of Bromelain From Stem And Fruit Of Pineapple Plant, S. S. Gautam, S. K., V. Dash, Amit K. Goyal, G. Rath Jan 2010

Comparative Study Of Extraction, Purification And Estimation Of Bromelain From Stem And Fruit Of Pineapple Plant, S. S. Gautam, S. K., V. Dash, Amit K. Goyal, G. Rath

The Thai Journal of Pharmaceutical Sciences

Bromelain is a major proteinase, isolated from pineapple (Ananas comosus). In the plant, bromelain is accumulated in the entire plant to different extent and properties depending on its source. The objective of present study was to compare the amount and...


Patients’ Opinion And Practice Toward Unused Medication Disposal In Malaysia : A Qualitative Study, Redhwan Ahmed Al-Naggar, Adel Alareefi Jan 2010

Patients’ Opinion And Practice Toward Unused Medication Disposal In Malaysia : A Qualitative Study, Redhwan Ahmed Al-Naggar, Adel Alareefi

The Thai Journal of Pharmaceutical Sciences

This study was conducted to explore the opinion and practice toward disposal of unused medication among patients in Malaysia. An in-depth interview conducted during the period from December 2009 until February 2010. A total of 28 patients participated in...


Biomaterial As Nanobiopharmaceuticals, Murugan Veerapandian, Mohana Marimuthu, Kyu-Sik Yun, Sanghyo Kim Jan 2009

Biomaterial As Nanobiopharmaceuticals, Murugan Veerapandian, Mohana Marimuthu, Kyu-Sik Yun, Sanghyo Kim

The Thai Journal of Pharmaceutical Sciences

The development of wide spectrum of drug delivery systems is fundamental importance to change the establishment of disease diagnosis, treatment and prevention. The fusion technologies of material science and nanomedicine have emerged as a new alternative...


Evaluation Of Antityrosinase And Antioxidant Activities Of Raphanus Sativus Root: Comparison Between Freeze-Dried Juice And Methanolic Extract, Rattanamanee Jakmatakul, Rutt Suttisri, Parkpoom Tengamnuay Jan 2009

Evaluation Of Antityrosinase And Antioxidant Activities Of Raphanus Sativus Root: Comparison Between Freeze-Dried Juice And Methanolic Extract, Rattanamanee Jakmatakul, Rutt Suttisri, Parkpoom Tengamnuay

The Thai Journal of Pharmaceutical Sciences

Two types of extracts (freeze-dried juice and methanolic extract) from the root of Thai radish (Raphanus sativus L.) were evaluated for antityrosinase and antioxidant activities to determine their potential as a skin-whitening and anti-aging agent in cos...


Downstreaming And Purification Of Lovastatin From Monascus Purpureus Culture, Ajaz Ahmad, Bibhu Prasad, Shamshir Khan, Mohd. All, Saleem Javed Jan 2009

Downstreaming And Purification Of Lovastatin From Monascus Purpureus Culture, Ajaz Ahmad, Bibhu Prasad, Shamshir Khan, Mohd. All, Saleem Javed

The Thai Journal of Pharmaceutical Sciences

Lovastatin, an inhibitor of HMG-CoA reductase was produced using M onascus purpureus strain. A new extraction procedure was applied which yielded 737mg of lovastatin per liter of synthetic medium from in to to culture. Purification of extracted lovastati...


Pharmaceutically Equivalent Parenteral Depot Suspension Of Methyl Prednisolone Acetate, A. Alam, J. Ali, A. Ahuja, S. Baboota, S.K. Gidwani, Y.S. Bhide, F. Shakeel Jan 2009

Pharmaceutically Equivalent Parenteral Depot Suspension Of Methyl Prednisolone Acetate, A. Alam, J. Ali, A. Ahuja, S. Baboota, S.K. Gidwani, Y.S. Bhide, F. Shakeel

The Thai Journal of Pharmaceutical Sciences

The aim of the present study was to formulate and evaluate pharmaceutically equivalent injectable aqueous suspension for parenteral depot of methyl prednisolone acetate (MPA). Various aqueous suspensions were prepared by rapid stirring and colloid millin...


Glutathione S-Transferase Polymorphisms And Risk Of Bladder Cancer In Thais, Kannika Pradubkaew, Pornpen Pramyothin, Chanin Limwongse, Payiarat Suwannasri, Anunchai Assawamakin Jan 2009

Glutathione S-Transferase Polymorphisms And Risk Of Bladder Cancer In Thais, Kannika Pradubkaew, Pornpen Pramyothin, Chanin Limwongse, Payiarat Suwannasri, Anunchai Assawamakin

The Thai Journal of Pharmaceutical Sciences

In this study, we determine the association of glutathione S-transferase Mu-1 gene (G STM1), glutathione S-transferase Pi-1 gene (GSTP1) and glutathione S-transferase Theta-1 gene (GSTT1) polymorphisms and the risk of bladder cancer in Thais. One hundred...


Acute Oral Toxicity Studies Of Antipsoriatic Herbal Mixture Comprising Of Aqueous Extracts Of Calendula Officinalis, Momordica Charantia, Cassia Tora And Azadirachta Indica Seed Oil, Roopashree Ts, Raman Dang, Shobha Rani Rh, Narendra C Jan 2009

Acute Oral Toxicity Studies Of Antipsoriatic Herbal Mixture Comprising Of Aqueous Extracts Of Calendula Officinalis, Momordica Charantia, Cassia Tora And Azadirachta Indica Seed Oil, Roopashree Ts, Raman Dang, Shobha Rani Rh, Narendra C

The Thai Journal of Pharmaceutical Sciences

Aqueous extracts of Calendula officinalis, Momordica charantia, Cassia tora and A zadirachta indica seed oil have been used individually for treating skin diseases such as psoriasis in traditional system of medicine. Though the individual herbal extracts...


Effects Of The Standard Extract Of Centella Asiatica (Eca233) On Rat Hepatic Cytochrome P450, Kornphimol Kulthong, Mayuree H., Nuansri Niwattisaiwong, Khemchat Apipalakul, Songpol Chevapat, Somsong Lawanprasert Jan 2009

Effects Of The Standard Extract Of Centella Asiatica (Eca233) On Rat Hepatic Cytochrome P450, Kornphimol Kulthong, Mayuree H., Nuansri Niwattisaiwong, Khemchat Apipalakul, Songpol Chevapat, Somsong Lawanprasert

The Thai Journal of Pharmaceutical Sciences

Centella asiatica (L.) Urban (Umbelliferae) has been used traditionally in various diseases. The aim of this study was to examine subchronic effects of the standard extract of c. asiatica (ECa233) on hepatic xenobiotic/drug metabolizing enzymes, particul...