Several authors of a large study that raised safety concerns about malaria drugs for coronavirus patients have retracted the report, saying independent reviewers were not able to verify information that’s been widely questioned by other scientists. Thursday’s retraction in the journal Lancet involved a May 22 report on hydroxychloroquine and chloroquine, drugs long used for preventing or treating malaria but whose safety and effectiveness for COVID-19 are unknown. The study leaders also retracted an earlier report that used the same company’s database on blood pressure drugs published by the New England Journal of Medicine. That …

NASA’s Near-Earth observatory (NEO) is monitoring an asteroid bigger than New York’s Empire State building that is expected to pass by the Earth Saturday.According to the NEO, the asteroid known as 2002 NN4 at its broadest section, has a diameter of 570 meters. The Empire State building is just more than 426 meters tall.  But scientists at the NEO say there is nothing to fear from the asteroid, as “near earth” is a relative term. They measure the distance to deep space objects in astronomical units, with one astronomical unit …

The temporary expansion of telehealth during the coronavirus pandemic would become permanent under a bill considered Thursday by a Senate committee. As passed by the House in March, the bill would allow reimbursement for medication-assisted treatment for substance use disorders conducted via telehealth. But an amendment before the Senate Health and Human Services Committee would also make permanent the provisions of Gov. Chris Sununu’s emergency order on telehealth, which allowed all health care providers to offer services via phone, video and other remote systems and required insurers to cover them. …

A report by the U.S. Centers for Disease Control and Prevention says emergency room visits for non-coronavirus illnesses plummeted in April at the peak of the pandemic.The agency released an analysis Wednesday that the declines were greatest among children 14 years old and younger, women and for people living in the U.S. northeast region.  The CDC noted a steep drop in the number of people seeking emergency care for chest pain, including heart attack, along with declines in children needing help for conditions like asthma.   FILE – A view of medical …