The World Health Organization has announced that coronavirus cases have surged. More than 3,100 new cases were confirmed in China on Wednesday, marking the most in one day since December 31. The agency is requesting $675 million to fund its “strategy preparedness and response plan.” (CNBC)

The Bill and Melinda Gates Foundation has donated $100 million for coronavirus relief. Twenty million will be awarded to the WHO and the Centers for Disease Control and Prevention, $20 million will be given to at-risk populations in Africa and South Asia and the other $60 million will be put toward developing long-term vaccines and treatments to prevent the virus from spreading. (Forbes)

Merck has reported earnings growth in both Q4 and full year 2019 sales. The drugmaker earned $11.9 billion last quarter and $46.8 billion in 2019 overall. Keytruda led growth, making up nearly a quarter of total sales in 2019. (MM&M)

Nestle is investing an additional $200 million to find a peanut allergy treatment. The company already invested $145 million in Aimmune, the company who received Food and Drug Administration approval for its peanut allergy drug, Palforzia, last week. (Endpoints)

Mylan’s patent challenge against Biogen’s multiple sclerosis drug, Tecfidera, was denied by an appeals panel. The patent’s original expiration date was 2028. (STAT)