You are about to leave publix.com and enter the Instacart site that they operate and control. Publixâs delivery and curbside pickup item prices are higher than item prices in physical store locations. Prices are based on data collected in store and are subject to delays and errors. Fees, tips & taxes may apply. Subject to terms & availability. Publix Liquors orders cannot be combined with grocery delivery. Drink Responsibly. Be 21. For prescription delivery, log in to your pharmacy account by using the Publix Pharmacy app or visiting rx.publix.com. Select âDeliveryâ from the drop-down menu and prepay for your prescriptions. On the confirmation page or within your email receipt, click âSchedule Deliveryâ to be directed to Instacartâs site.