Publications by authors named "Alfredo Guerreros"

Background: COVID-19 is associated with acute respiratory distress and cytokine release syndrome. The Janus kinase (JAK)1/JAK2 inhibitor ruxolitinib reduces inflammatory cytokine concentrations in disorders characterised by cytokine dysregulation, including graft-versus-host disease, myelofibrosis, and secondary hemophagocytic lymphohistiocytosis. We assessed whether treatment with the JAK1/JAK2 inhibitor ruxolitinib would be beneficial in patients with COVID-19 admitted to hospital.

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Perceptions of asthma triggers provide important guidance for patients' disease management. A psychometrically valid instrument, the Asthma Trigger Inventory (ATI), is available in English and German language versions, however, a version in Spanish as major world language has been missing. A Spanish-language version of the ATI was evaluated in 339 adult patients with asthma, 223 of these in Peru and 107 in the USA.

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The importance of surveilling the circulation of the influenza virus and timely vaccination of different populations in Peru was analyzed in three sessions by a group of clinical experts from different specialties. The Peruvian national influenza surveillance system has many selected establishments that have become currently ineffective in terms of a timely report. Most of the samples come from Lima.

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The aim of the study was to describe the clinical characteristics of patients with COPD receiving treatment at the pneumology units of specialized care centers in Lima and Callao. A cross-sectional study was performed on 196 patients, with a mean age of 69 years, interquartile range of 63-75 years. Of these patients, 31.

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Dose-related efficacy and safety of fevipiprant (QAW039), an oral DP (CRTh2) receptor antagonist, was assessed in patients with allergic asthma uncontrolled by low-dose inhaled corticosteroids (ICS).Adult patients were randomised to 12 weeks' treatment with once-daily (1, 3, 10, 30, 50, 75, 150, 300 or 450 mg ) or twice-daily (2, 25, 75 or 150 mg ) fevipiprant (n=782), montelukast 10 mg (n=139) or placebo (n=137). All patients received inhaled budesonide 200 μg Fevipiprant produced a statistically significant improvement in the primary end-point of change in pre-dose forced expiratory volume in 1 s at week 12 (p=0.

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