Helena Miyoco Yano
Instituto Adolfo Lutz
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Featured researches published by Helena Miyoco Yano.
Acta Paulista De Enfermagem | 2011
Mariangela Tirico Auricchio; Helena Miyoco Yano; Ana Paula Santos; Adriana Bugno
Objective: To evaluate whether the content of Atenolol on fragments of tablets in dosages of 100 mg, 50 mg and 25 mg broken into four parts with the aid of homemade knife and cutter unit tablets is different, depending on how the division is performed. Methods: The intact tablets were divided with a knife and with a homemade pill cutter device, and the concentrations of Atenolol were determined in all fragments. Results: No significant difference existed between the levels of Atenolol obtained after splitting the tablets with the homemade knife or the pill cutter device, although the division led to severe levels of dispersal among fragments. When divided in half, the dispersion of results was between 7% and 12.1%, and when divided into four parts, it was between 9.2% and 21.1%, indicating the possibility of compromising the effectiveness of treating patients regardless of how the division was made. Conclusion: The results indicated a greater dispersion than would be acceptable to guarantee a uniform dose received at each drug administration, regardless of the way the division was performed, either by phone or homemade knife cutter pills.Objective: To evaluate whether the content of Atenolol on fragments of tablets in dosages of 100 mg, 50 mg and 25 mg broken into four parts with the aid of homemade knife and cutter unit tablets is different, depending on how the division is performed. Methods: The intact tablets were divided with a knife and with a homemade pill cutter device, and the concentrations of Atenolol were determined in all fragments. Results: No significant difference existed between the levels of Atenolol obtained after splitting the tablets with the homemade knife or the pill cutter device, although the division led to severe levels of dispersal among fragments. When divided in half, the dispersion of results was between 7% and 12.1%, and when divided into four parts, it was between 9.2% and 21.1%, indicating the possibility of compromising the effectiveness of treating patients regardless of how the division was made. Conclusion: The results indicated a greater dispersion than would be acceptable to guarantee a uniform dose received at each drug administration, regardless of the way the division was performed, either by phone or homemade knife cutter pills.
Acta Paulista De Enfermagem | 2011
Mariangela Tirico Auricchio; Helena Miyoco Yano; Ana Paula Santos; Adriana Bugno
Objective: To evaluate whether the content of Atenolol on fragments of tablets in dosages of 100 mg, 50 mg and 25 mg broken into four parts with the aid of homemade knife and cutter unit tablets is different, depending on how the division is performed. Methods: The intact tablets were divided with a knife and with a homemade pill cutter device, and the concentrations of Atenolol were determined in all fragments. Results: No significant difference existed between the levels of Atenolol obtained after splitting the tablets with the homemade knife or the pill cutter device, although the division led to severe levels of dispersal among fragments. When divided in half, the dispersion of results was between 7% and 12.1%, and when divided into four parts, it was between 9.2% and 21.1%, indicating the possibility of compromising the effectiveness of treating patients regardless of how the division was made. Conclusion: The results indicated a greater dispersion than would be acceptable to guarantee a uniform dose received at each drug administration, regardless of the way the division was performed, either by phone or homemade knife cutter pills.Objective: To evaluate whether the content of Atenolol on fragments of tablets in dosages of 100 mg, 50 mg and 25 mg broken into four parts with the aid of homemade knife and cutter unit tablets is different, depending on how the division is performed. Methods: The intact tablets were divided with a knife and with a homemade pill cutter device, and the concentrations of Atenolol were determined in all fragments. Results: No significant difference existed between the levels of Atenolol obtained after splitting the tablets with the homemade knife or the pill cutter device, although the division led to severe levels of dispersal among fragments. When divided in half, the dispersion of results was between 7% and 12.1%, and when divided into four parts, it was between 9.2% and 21.1%, indicating the possibility of compromising the effectiveness of treating patients regardless of how the division was made. Conclusion: The results indicated a greater dispersion than would be acceptable to guarantee a uniform dose received at each drug administration, regardless of the way the division was performed, either by phone or homemade knife cutter pills.
Acta Paulista De Enfermagem | 2011
Mariangela Tirico Auricchio; Helena Miyoco Yano; Ana Paula Santos; Adriana Bugno
Objective: To evaluate whether the content of Atenolol on fragments of tablets in dosages of 100 mg, 50 mg and 25 mg broken into four parts with the aid of homemade knife and cutter unit tablets is different, depending on how the division is performed. Methods: The intact tablets were divided with a knife and with a homemade pill cutter device, and the concentrations of Atenolol were determined in all fragments. Results: No significant difference existed between the levels of Atenolol obtained after splitting the tablets with the homemade knife or the pill cutter device, although the division led to severe levels of dispersal among fragments. When divided in half, the dispersion of results was between 7% and 12.1%, and when divided into four parts, it was between 9.2% and 21.1%, indicating the possibility of compromising the effectiveness of treating patients regardless of how the division was made. Conclusion: The results indicated a greater dispersion than would be acceptable to guarantee a uniform dose received at each drug administration, regardless of the way the division was performed, either by phone or homemade knife cutter pills.Objective: To evaluate whether the content of Atenolol on fragments of tablets in dosages of 100 mg, 50 mg and 25 mg broken into four parts with the aid of homemade knife and cutter unit tablets is different, depending on how the division is performed. Methods: The intact tablets were divided with a knife and with a homemade pill cutter device, and the concentrations of Atenolol were determined in all fragments. Results: No significant difference existed between the levels of Atenolol obtained after splitting the tablets with the homemade knife or the pill cutter device, although the division led to severe levels of dispersal among fragments. When divided in half, the dispersion of results was between 7% and 12.1%, and when divided into four parts, it was between 9.2% and 21.1%, indicating the possibility of compromising the effectiveness of treating patients regardless of how the division was made. Conclusion: The results indicated a greater dispersion than would be acceptable to guarantee a uniform dose received at each drug administration, regardless of the way the division was performed, either by phone or homemade knife cutter pills.
Journal of AOAC International | 2008
Anil Kumar Singh; Pedro López García; Fabio Pereira Gomes; Helena Miyoco Yano; Mariangela Tirico Auricchio; Erika Rosa Maria Kedor-Hackmann; Maria Inês Rocha Miritello Santoro
Revista do Instituto Adolfo Lutz (Impresso) | 2012
Helena Miyoco Yano; Fernanda Fernandes Farias; Marcelo Beiriz Del Bianco; Pedro López García
Revista do Instituto Adolfo Lutz (Impresso) | 2005
Helena Miyoco Yano; Mariangela Tirico Auricchio
Latin American Journal of Pharmacy | 2011
Roberto De Lucia; Lia S.S. Hayashi; Elfriede Marianne Bacchi; Helena Miyoco Yano
BEPA. Boletim Epidemiológico Paulista (Online) | 2011
Helena Miyoco Yano; Rita Cristina Agostinho Guardia; Fernanda Fernandes Farias; Marcelo Beiriz Del Bianco; Mariangela Tirico Auricchi
Revista do Instituto Adolfo Lutz (Impresso) | 2008
Helena Miyoco Yano; Adriana Bugno; Mariangela Tirico Auricchio
Revista do Instituto Adolfo Lutz (Impresso) | 2005
Blanca Elena Ortega Markman; Maria Regina Walter Koschtschak; Helena Miyoco Yano