COURTESY BY: https://www.hindustantimes.com/ Researchers have developed a new method to measure levels of the medication hydroxychloroquine in patients with the rheumatic disease systemic lupus erythematosus (SLE). The method developed by researchers at Uppsala University and Uppsala University Hospital in Sweden may also be useful in other areas, such as in the treatment of Covid-19. Hydroxychloroquine was originally used to treat malaria but has also proven effective with SLE and rheumatoid arthritis (RA), the researchers said. Today it is recommended to all SLE patients since it protects against flares of the…