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European Journal of Dermatology

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The DRAGON study: biologic DRug survivAl in PortuGuese psOriasis patieNts Volume 28, issue 5, September-October 2018

Figures

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Authors
1 Serviço de Dermatologia, Centro Hospitalar e Universitário do Porto
2 Instituto de Ciências Biomédicas Abel Salazar, Universidade do Porto
3 Serviço de Dermatologia, Centro Hospitalar Lisboa Norte, Lisboa
4 Unidade de Investigação em Dermatologia do Instituto de Medicina Molecular, Universidade de Lisboa, Lisboa
5 Clínica Privada
6 Serviço de Dermatologia, Centro Hospitalar de Lisboa Central
7 Serviço de Dermatologia, Unidade Local de Saúde do Alto Minho
8 Serviço de Dermatologia, Unidade Local de Saúde de Matosinhos
9 Clínica Laser de Belém, Lisboa
10 Serviço de Dermatologia, Hospital Garcia de Orta, Almada
11 Hospital CUF – Descobertas, Lisboa, Portugal

Biologic treatment has provided a new paradigm in the treatment of psoriasis. Instead of rotational therapy, biologic therapy is used continuously until there is a loss of efficacy or side effects appear. The short-term efficacy and safety of biological therapies have been demonstrated in several randomized clinical trials [1], but these data may not reflect daily practice [2]. Moreover, open-label extension studies may overestimate long-term efficacy [3]. Drug survival (DS), defined as the time [...]