Four more state pharmacy boards have followed Ohio's lead and taken steps to block pharmacists from excessively dispensing two drugs touted as possible COVID-19 treatments, as both drugs are already in shortage. Utah, Idaho, Texas and Nevada have all moved to block unnecessary prescriptions of chloroquine and hydroxychloroquine, both designed to treat malaria but commonly used to treat autoimmune diseases such as lupus and rheumatoid arthritis. Both drugs have been shown to be effective in slowing the effects of COVID-19 in preliminary trials, but there is no evidence they treat the virus. Physicians were found to be writing prescriptions for...