The rates of symptomatic COVID19 infection, hospital admission among COVID19 cases and survival would be quantified in patiens chronically treated with antihistamines or amantadine, with the aim of determining the role of antihistamines and amantadine in the evolution of COVID19.
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AI-rewrites the medical criteria so a patient or caregiver can understand them. Always confirm with the trial site.
Hospital Admissions.
Timeframe: from march 2020.