Search Results - "Cuffini Silvia"

NMR Longitudinal Rotating Frame Relaxation Time (T1ρ) with a Weak Spin Locking Field as an Approach to Characterize Solid-State Active Pharmaceutical Ingredients: Proof of Concept by Almeida, Luisa Souza, Garcia, Rodrigo Henrique dos Santos, Ticona, Julian, Cuffini, Silvia L., deAzevedo, Eduardo Ribeiro, Colnago, Luiz Alberto

“…Nuclear magnetic resonance (NMR) longitudinal rotating frame relaxation time (T1ρ), rarely used in low-field NMR, can be more effective than conventional T1…”
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Drug Solubility Enhancement through the Preparation of Multicomponent Organic Materials: Eutectics of Lovastatin with Carboxylic Acids by Araya-Sibaja, Andrea Mariela, Vega-Baudrit, José Roberto, Guillén-Girón, Teodolito, Navarro-Hoyos, Mirtha, Cuffini, Silvia Lucia

“…Lovastatin (LOV) is a drug used to treat hypercholesterolemia. Recent studies have identified its antioxidant effects and potential use in the treatment of…”
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Eutectic mixtures containing the active pharmaceutical ingredient ezetimibe: Phase diagrams, solid state characterization and dissolution profiles by Yuri Gerônimo Kobata, Pedro, Ticona Chambi, Julian, Maria do Espirito Santo, Ana, Lucia Cuffini, Silvia

“…•Eutectic systems of Ezetimibe with Methylparaben, Salicylic Acid and Nicotinamide.•Phase and Tamman diagrams and structural analyses of Ezetimibe…”
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Quantitative analysis and evaluation of solid-state stability of mebendazole Forms A and C suspensions by powder X-ray diffraction using the Rietveld method by Ticona Chambi, Julian, Deris Prado, Livia, Ferreira de Carvalho Patricio, Beatriz, Ceballos, Marcelo, Bianco, Ismael, Fandaruff, Cinira, Antunes Rocha, Helvécio V, Kuznetsov, Alexei, Lucia Cuffini, Silvia

“…Mebendazole (MBZ) is a broad-spectrum active pharmaceutical ingredient (API) indicated for treating parasitosis, and it has three solid-state forms, A, B, and…”
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Eutectic mixtures of nevirapine: Phase diagrams, solid-state characterization, and dissolution studies by Nunes Costa, Rogeria, Kevin Carvalho, Nathan, Ticona Chambi, Julian, Chaves, Marcelo H.C., Vinícius Antunes Rocha, Helvécio, Maria do Espirito Santo, Ana, Lucia Cuffini, Silvia

“…•Phase diagram and structural analyses of the eutectic systems: nevirapine–caffeine and nevirapine–theophylline.•Construction and comparison of the phase…”
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Challenging identification of polymorphic mixture: Polymorphs I, II and III in olanzapine raw materials by Testa, Carla G., Prado, Livia D., Costa, Rogéria N., Costa, Michelle L., Linck, Yamila G., Monti, Gustavo A., Cuffini, Silvia L., Rocha, Helvécio V.A.

“…[Display omitted] Olanzapine (OLZ), a drug for the treatment of schizophrenia, presents in more than 60 crystal forms. Polymorphs I, II and III were reported,…”
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Polymorphism of Anti-HIV Drug Efavirenz: Investigations on Thermodynamic and Dissolution Properties by Fandaruff, Cinira, Rauber, Gabriela S, Araya-Sibaja, Andrea M, Pereira, Rafael N, de Campos, Carlos E. M, Rocha, Helvécio V. A, Monti, Gustavo A, Malaspina, Thaciana, Silva, Marcos A. S, Cuffini, Silvia L

“…Polymorphs, cocrystals, solvates, and hydrates have been reported for efavirenz (EFV), which is part of high activity antiretroviral therapy (HAART), and it is…”
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New Multicomponent Forms of the Antiretroviral Nevirapine with Improved Dissolution Performance by Costa, Rogeria N, Reviglio, Ana L, Siedler, Sana, Cardoso, Simone G, Linck, Yamila G, Monti, Gustavo A, Carvalho, Alexandre M. G, Resende, Jackson A. L. C, Chaves, Marcelo H. C, Rocha, Helvécio V. A, Choquesillo-Lazarte, Duane, Infantes, Lourdes, Cuffini, Silvia L

“…In the pharmaceutical area, some drugs exhibit physicochemical properties that adversely affect the formulation processes for bioavailability and…”
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The effect of solution environment and the electrostatic factor on the crystallisation of desmotropes of irbesartan by Araya-Sibaja, Andrea M, Urgellés, Mariola, Vásquez-Castro, Felipe, Vargas-Huertas, Felipe, Vega-Baudrit, José Roberto, Guillén-Girón, Teodolito, Navarro-Hoyos, Mirtha, Cuffini, Silvia L

“…The experimental conditions necessary for stabilising irbesartan (IBS) tautomers in solution and selectively obtaining the desmotropic crystal forms are…”
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Solid-state evaluation and polymorphic quantification of venlafaxine hydrochloride raw materials using the Rietveld method by Bernardi, Larissa S., Ferreira, Fábio F., Cuffini, Silvia L., Campos, Carlos E.M., Monti, Gustavo A., Kuminek, Gislaine, Oliveira, Paulo R., Cardoso, Simone G.

“…Venlafaxine hydrochloride (VEN) is an antidepressant drug widely used for the treatment of depression. The purpose of this study was to carry out the…”
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Effect of ethylcellulose on the structure and stability of non-aqueous oil based propylene glycol emulsions by Ceballos, Marcelo R., Brailovsky, Valentina, Bierbrauer, Karina L., Cuffini, Silvia L., Beltramo, Dante M., Bianco, Ismael D.

“…The hydrophobic polymer ethylcellulose (EC) has been used to structure vegetable oils and as a stabilizer of oil/water (o/w) emulsions, among other non food…”
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Development and validation of an intrinsic dissolution method for nimodipine polymorphs by Riekes Manoela, Kuminek Gislaine, Rauber Gabriela, Cuffini Silvia, Stulzer Hellen

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Determination of Azithromycin by an Alternative FIA Amperometric Method for Different Pharmaceutical Applications by Pfaffen, Valeria, Faudone, Sonia N, Sperandeo, Norma R, Cuffini, Silvia L, Ortiz, Patricia I

“…This work presents a fast and reliable electroanalytical procedure for the quantification of azithromycin (AZ) in different systems that couples flow injection…”
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Dissolution properties, solid-state transformation and polymorphic crystallization: progesterone case study by Araya-Sibaja, Andrea Mariela, Paulino, Amarilis Scremin, Rauber, Gabriela Schneider, Campos, Carlos Eduardo Maduro, Cardoso, Simone Gonçalves, Monti, Gustavo Alberto, Heredia, Valeria, Bianco, Ismael, Beltrano, Dante, Cuffini, Silvia Lucia

“…Abstract Progesterone is a natural steroid hormone and a poor soluble drug which presents two polymorphs (forms 1 and 2). Different methods to obtain form 2…”
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Irbesartan desmotropes: Solid-state characterization, thermodynamic study and dissolution properties by Araya-Sibaja, Andrea Mariela, Maduro de Campos, Carlos Eduardo, Fandaruff, Cinira, Vega-Baudrit, José Roberto, Guillén-Girón, Teodolito, Navarro-Hoyos, Mirtha, Cuffini, Silvia Lucía

“…Irbesartan (IBS) is a tetrazole derivative and antihypertensive drug that has two interconvertible structures, 1H- and 2H-tautomers. The difference between…”
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Nuclear Quadrupole Resonance: A Technique to Control Hydration Processes in the Pharmaceutical Industry by Limandri, Silvina, Visñovezky, Claudia, Pérez, Silvina C, Schurrer, Clemar A, Wolfenson, Alberto E, Ferro, Maribel, Cuffini, Silvia L, Gonçalves de Souza, Joel, Aguiar, F. Armani, Masetto de Gaitani, C

“…Pharmaceuticals can exist in many solid forms, which can have different physical and chemical properties. These solid forms include polymorphs, solvates,…”
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The staling of bread: an X-ray diffraction study by RIBOTTA, Pablo D, CUFFINI, Silvia, LEON, Alberto E, ANON, Maria C

“…Bread crumb X-ray patterns were analysed by different methods, the objective being to provide more in-depth knowledge of the relationships among starch…”
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Morphology study of progesterone polymorphs prepared by polymer-induced heteronucleation (PIHn) by Araya-Sibaja, Andrea M. A., Fandaruff, Cinira, Campos, Carlos E. M., Soldi, Valdir, Cardoso, Simone G., Cuffini, Silvia L.

“…Summary In this article, morphology of progesterone polymorphs prepared by polymer‐induced heteronucleation (PIHn) technique was studied. Hydroxypropyl…”
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DETERMINATION OF DICLOFENAC SODIUM IN RABBIT PLASMA BY HPLC/UV: EVALUATION AND CHARACTERIZATION OF ITS CRYSTALLINE FORMS, ANHYDROUS AND HYDRATE, ON THE ANTIPYRETIC EFFECT by Aguiar, Fernando Armani, do Carmo Malvar, David, Kanashiro, Alexandre, Seoane, Maribel Ferro, Cuffini, Silvia L., Petto de Souza, Glória Emilia, de Gaitani, Cristiane Masetto

“…Diclofenac sodium (DS) is a non-steroidal anti-inflammatory drug that is widely prescribed for the treatment of rheumatoid arthritis and post-surgery…”
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Solid-state characterization and dissolution properties of Fluvastatin sodium salt hydrates by Borgmann, Silvia H. M., Bernardi, Larissa S., Rauber, Gabriela S., Oliveira, Paulo R., Campos, Carlos E. M., Monti, Gustavo, Cuffini, Silvia L., Cardoso, Simone G.

“…The present study reports the solid-state properties of Fluvastatin sodium salt crystallized from different solvents for comparison with crystalline forms of…”
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