Save 20% on all regular priced merchandise at Shoppers Drug Mart Canada during the Family & Friends Event. This offer is usually only valid for one day, but this time around you will have two days to take advantage of this offer. November the 19th and the 20th you can scan the barcode shown in the screenshot here if you are shopping in-store, or if you are shopping online you can use the promotion code FFNOV20 at checkout.
If there is nothing you need at regular price and you can wait for a sale, just remember you can always just use this offer on milk. The usual exclusions apply for this offer, and it can't be used on gift cards, lottery, etc.