Q&A for Consumers: Hand Sanitizers and COVID-19 | FDA- aiton drug company limited hand sanitizer ,Hand sanitizer produced under the temporary policies for hand sanitizer production and compounding may not have an expiration date listed because they are expected to be used during this public ...Hand sanitizer - WikipediaHand sanitizer is a liquid, gel, or foam generally used to decrease infectious agents on the hands.[3][4] In most settings, such as the current COVID-19 pandemic, hand washing with soap and water is generally preferred.[5][6][7] Hand sanitizer is less effective at killing certain kinds of germs, such as norovirus and Clostridium difficile and ...