On Christmas Eve, most Walgreens locations will operate during their regular business hours. For stores that are not 24-hour locations, this often means they will remain open until 10 p.m., 11 p.m., or even midnight.

Planning your errands around Walgreens' Christmas hours is the best way to ensure you aren't left without essential supplies. Because they are one of the few national chains that often remain operational during major holidays,

Here's what you need to know about whether CVS, Walgreens, and other pharmacies will be open on Christmas Eve this year.