background of colorful pills with hydroxychloroquine in center, health and medication, covid-19 treatment concept

addiction antibiotic antiviral azithromycin background big capsules care chemichal chemistry china chloroquine clinical colorful condition coronavirus covid19 cure disease doctor drug drugs epidemic fever health hydroxychloroquine illness italy malaria medication medicine pandemic pharmaceutical pharmacy pill pills pneumonia prescription research sars science sick sickness tablets therapy treatment trial usa virus vitamins