Safety Report: Pfizer 1st dose, Las Vegas, NV, USA 3 years ago • details 607 Received 1st dose at Encore Las Vegas, located at 3131 Las Vegas Blvd. South, Las Vegas, NV 89109, in the Brahms Ballroom“1st dose of Pfizer vaccine on 1/26/2021 no issues just minor soreness of arm from the shot for 2days.