Amarillo doctors share if people should give up alcohol when getting COVID-19 vaccine Medical experts in Amarillo weigh in on the correlation between the two. KFDA News at Six - VOD - clipped version By Freixys Casado | January 12, 2021 at 6:07 PM CST - Updated January 13 at 6:24 PM AMARILLO, Texas (KFDA) - The medical community has been debating whether alcohol can affect your response to the COVID-19 vaccine. This debate started about a month ago after researchers in the UK and Russia said that drinking alcohol shortly before or after getting vaccinated can impact its effectiveness. However, there is limited data on this topic.