(Reuters) – Oral antiviral pills from Merck & Co and Pfizer Inc/BioNTech SE have been shown to significantly blunt the worst outcomes of COVID-19 if taken early enough, but doctors warn vaccine...

Melatonin, a hormone which regulates the sleep-wake cycle, and is commonly used as an over-the-counter sleep aid, may be a viable treatment option for Covid-19, according to a study. The research, published...