December 19, 2022, Xi'an, Shaanxi, China: XI AN, CHINA - DECEMBER 19, 2022 - The shelves of non-prescription medicines such as fever reduction, cough relief, antiviral and cold treatment are empty at a pharmacy in Xi an, Shaanxi province, China, Dec 19, 2022. (Credit Image: © Cfoto/DDP via ZUMA Press) *** Local Caption *** 18745423