نتایج جستجو برای: drug dissolution

تعداد نتایج: 607130  

اکبری, جعفر, سعیدی, مجید, شاکریان, بابک, عنایتی فرد, رضا, مرتضی سمنانی, کتایون,

Background and purpose: Solubility behavior of a drug is one of the key determinants of its oral bioavailability. The bioavailability may be enhanced by increasing the solubility and dissolution rate of drug by combining the drug with a hydrophilic carrier. Naproxen is a poor water non-soluble analgesic and anti- inflammatory drug. A possible way of overcoming the naproxen low aqueous solubilit...

Journal: :pharmaceutical and biomedical research 0
syed faisal ali department of pharmaceutics, pharmacy college saifai, saifai, etawah, uttar pradesh, india monika joshi department of pharmaceutics, pharmacy college saifai, saifai, etawah, uttar pradesh, india nida akhtar department of pharmaceutics, pharmacy college saifai, saifai, etawah, uttar pradesh, india vijay sharma department of pharmaceutics, pharmacy college saifai, saifai, etawah, uttar pradesh, india kamla pathak department of pharmaceutics, pharmacy college saifai, saifai, etawah, uttar pradesh, india

the present investigation was focused to formulate semi-solid capsules (sscs) of hydrophobic drug telmisartan (tlms) by encapsulating semi-solid matrix of its solid dispersion (sd) in hpmc capsules. the combinational approach was used to reduce the lag time in drug release and improvise its dissolution. sds of tlms was prepared using hot fusion method by varying the combinations of pluronic-f68...

Journal: :the iranian journal of pharmaceutical research 0
majid saeedi department of pharmaceutics, faculty of pharmacy, mazandaran university of medical sciences, sari, iran. pharmaceutical sciences research center, mazandaran university of medical sciences, sari, iran. jafar akbari department of pharmaceutics, faculty of pharmacy, mazandaran university of medical sciences, sari, iran. katayoun morteza-semnani pharmaceutical sciences research center, mazandaran university of medical sciences, sari, iran. department of medicinal chemistry, faculty of pharmacy, mazandaran university of medical sciences, sari, iran. reza enayati-fard department of pharmaceutics, faculty of pharmacy, mazandaran university of medical sciences, sari, iran. shirin sar-reshteh-dar department of pharmaceutics, faculty of pharmacy, mazandaran university of medical sciences, sari, iran. ala soleymani department of pharmaceutics, faculty of pharmacy, mazandaran university of medical sciences, sari, iran.

the potential of liquisolid systems to improve the dissolution properties of a water-insoluble agent (indomethacin) was the purpose of this survey. in this study, different formulations of liquisolid tablets using different co-solvents (non-volatile solvents) were prepared and the effect of several amounts of them on the dissolution behaviour of indomethacin was investigated. it is worth mentio...

اکبری , جعفر, سررشته دار , شیرین, سعیدی , مجید, عنایتی فرد , رضا,

Background and purpose: The increasing effect of liquisolid systems on dissolution behavior of poor soluble drugs has been proved. In this research, the effect of glycerin, as a nonvolatile solvent, on release profile of indomethacin was evaluated. Materials and methods: The Avicel as carrier and silica as coating powder material in 20: 1 ratio were used. Indomethacin was dispersed in glyc...

    The solubility enhancement of poorly soluble compounds is an important task in pharmaceutical technology as it leads to better bioavailability and a more efficient application. Fused dispersions (FDs) of simvastatin (SIM) using PEO-PPO block copolymer were prepared which paved the way for the formation of an amorphous product with enhanced dissolution and bioavailability. The accumulative s...

    The solubility enhancement of poorly soluble compounds is an important task in pharmaceutical technology as it leads to better bioavailability and a more efficient application. Fused dispersions (FDs) of simvastatin (SIM) using PEO-PPO block copolymer were prepared which paved the way for the formation of an amorphous product with enhanced dissolution and bioavailability. The accumulative s...

Journal: :iranian journal of pharmaceutical research 0
ds ghodke pd nakhat pg yeole ns naikwade cs magdum rr shah

domperidone is a widely used antiemetic, poorly water soluble drug, erratically absorbed in stomach and possess several dissolution-related problems thus it has poor bioavailability. solubility of a drug plays a very important role in dissolution and hence absorption of drug which ultimately affects its bioavailability. hence, by considering the facts related to drug, attempts have been made to...

2013
Sree Lakshmi A. V. Badarinath

Dissolution testing of the drug formulation introduced in 1960 since then the importance of dissolution test has grown rapidly as have the number of tests and demands in quality control laboratories. Dissolution testing is an official test used by pharmacopeias for evaluating drug release of solid and semisolid dosage forms. The main applications of the dissolution testing include biopharmaceut...

Journal: :iranian journal of basic medical sciences 0
alireza homayouni department of pharmaceutics, school of pharmacy, mashhad university of medical sciences, mashhad, iran fatemeh sadeghi 1 department of pharmaceutics, school of pharmacy, mashhad university of medical sciences, mashhad, iran 2 targeted drug delivery research center, school of pharmacy, mashhad university of medical sciences, mashhad, iran ali nokhodchi chemistry and drug delivery group, medway school of pharmacy, university of kent, me4 4tb, kent, united kingdom jaleh varshosaz department of pharmaceutics, faculty of pharmacy and novel drug delivery system research center, isfahan university of medical sciences, isfahan, iran hadi afrasiabi garekani department of pharmaceutics, school of pharmacy, mashhad university of medical sciences, mashhad, iran,pharmaceutical research center, school of pharmacy, mashhad university of medical sciences, mashhad, iran

objective(s):solid dispersion formulation is the most promising strategy to improve oral bioavailability of poorly water soluble drugs. the aim of this study was to compare the effect of polyvinylpyrrolidone k30 (pvp) and poloxamer-188 (plx) as carrier in solid dispersion formulations of celecoxib (clx). materials and methods: solid dispersions of clx:pvp or clx:plx were prepared at different r...

2012
Hardik Patel M. M. Patel

Controlled porosity osmotic tablet of carvedilol phosphate prepared and evaluated in this study. Carvedilol phosphate is very low soluble drug. So it is difficult to formulate osmotic tablet of carvedilol phosphate which gives drug release up to 24 hr at zero order. To get desired dissolution profile various formulation parameters like osmogen concentration, level of weight gain and level of po...

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