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Accumetrics anuncia a publicação dos primeiros resultados do GRAVITAS no JAMA
  • Latin America - español

Avaliação de estratégias de tratamento alternativo incorporando o teste recomendado de função plaquetária


News provided by

Accumetrics, Inc.

Mar 16, 2011, 03:13 ET

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SAN DIEGO, 16 de março de 2011 /PRNewswire/ -- A Accumetrics, Inc., desenvolvedora do Sistema VerifyNow®, o primeiro sistema de ponto de cuidado rápido e fácil de usar para medir a reatividade de plaquetas aos múltiplos agentes antiplaquetários, anunciaram hoje que os primeiros resultados do teste sobre o GRAVITAS foram publicados no The Journal of the American Medical Association (1).

Inicialmente apresentados nas Sessões Científicas do Encontro Anual da Associação Cardiológica Americana em novembro de 2010, os resultados refutam a estratégia de "um tamanho em que cabe tudo" de modo uniforme com a duplicação da dose do clopidogrel (Plavix®) por mais de seis meses para pacientes com alta reatividade plaquetária ao tratamento (baixa resposta) depois de tomar uma dose padrão dos medicamentos antiplaquetários comumente prescritos.

Embora tenha havido uma modesta redução na reatividade plaquetária nos pacientes que usaram GRAVITAS em comparação aos pacientes que estavam recebendo uma dose dupla de Plavix® durante 6 meses em relação à dose padrão, isto não foi suficiente para impactar os resultados gerais, levando os autores a sugerir que um inibidor mais potente das placas poderia ser benéfico.

Além do mais, e consistentemente com vários estudos anteriores, o teste demonstrou uma associação entre a alta reatividade plaquetária ao tratamento e a ocorrência de eventos cardíacos adversos, tais como morte, ataque cardíaco e trombose.

"As descobertas do GRAVITAS não suportam uma estratégia de tratamento uniforme para pacientes com alta reatividade plaquetária", disse o médico Matthew J. Price, do Instituto de Ciências Translacional Scripps e da Clínica Scripps em La Jolla, Califórnia, principal autor do artigo e principal pesquisador do teste do GRAVITAS. "Em vez de prescrever uma dose mais alta fixa de clopidogrel, baseado num único teste de função plaquetária pós-PCI, precisamos considerar as estratégias de tratamentos alternativos que incorporam teste de função plaquetária, tais como o uso de mais agentes potentes antiplaquetários ou a repetição de testes para um alvo específico de reatividade."

O artigo divulga que 41% dos pacientes no teste do GRAVITAS possuíam alta reatividade plaquetária ao tratamento depois de receber o Plavix®. Isto é consistente com estudos anteriores que mostraram que entre 1 em 3 pacientes podem não estar respondendo adequadamente às suas terapias antiplaquetárias. Diversos fatores estão associados à baixa resposta plaquetária, inclusive com condições pré-existentes de saúde, tais como diabetes, interferência de outros medicamentos, não conformidade e genética.

"O GRAVITAS sublinha a necessidade de desenvolver mais estratégias de tratamentos individualizados para pacientes cardiovasculares", disse Timothy I. Still, presidente e CEO da Accumetrics. "Quanto mais opções de tratamento antiplaquetárias se tornarem disponíveis, o Sistema VerifyNow continua a ajudar os médicos a providenciar uma melhor resposta à terapia do paciente."

O Sistema VerifyNow é amplamente usado em várias clínicas onde medicamentos antiplaquetários são prescritos para reduzir a ocorrência de futuros eventos trombóticos como ataque cardíaco e derrame.

(1)  Price MJ, Berger PB, Teirstein PS, et al. Padrão - x Alta Dose de Clopidogrel Baseado no Teste de Função Plaquetária Depois de Intervenção Coronária Percutânea. JAMA.2011;305[11]1097-1105.

Sobre a Accumetrics

A Accumetrics está comprometida com o avanço da compreensão médica da função plaquetária e com a melhoria da qualidade no cuidado para pacientes que recebem terapia antiplaquetária, fornecendo testes de diagnóstico líderes do setor e amplamente acessíveis para uma rápida avaliação da função plaquetária.

O Sistema VerifyNow da Accumetrics é a primeira plataforma rápida e fácil de usar para ajudar os médicos a determinar uma resposta do indivíduo aos múltiplos agentes antiplaquetários. Enfrentar todas principais drogas antiplaquetárias, incluindo produtos liberados pela FDA para a aspirina, inibidores P2Y12 (por exemplo, prasugrel (Effient®) e clopidogrel (Plavix®), e inibidores GP IIb/IIIa (por exemplo ReoPro® e Integrilin®), o Sistema VerifyNow fornece informações valiosas para ajudar os médicos nas decisões de tratamento bem informadas. Para mais informações, sobre a Companhia e seus produtos, visite www.accumetrics.com.

O logotipo Accumetrics e VerifyNow são marcas registradas da Accumetrics, Inc. ReoPro é marca registrada da Centocor, Inc. Integrilin é marca registrada da Millennium Pharmaceuticals. Plavix é marca registrada da sanofi-aventis. Effient é marca registrada da Eli Lilly e Company.

CONTATO:

Jakob Jakobsen

310-309-1003

[email protected]



Timothy I. Still

Presidente e CEO da Accumetrics

858-404-8260

[email protected]


FONTE  Accumetrics, Inc.

FONTE Accumetrics, Inc.

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