Walk-In Flu Clinic - Weekdays from 8 AM-4:30 PM. At this time The Baton Rouge Clinic has received a limited amount of Pfizer Pediatric Vaccine for ages 5-11. We anticipate that we will receive more in the upcoming days, so please monitor our website and social media channels for the most up-to-date information.Make a Payment‧Request an Appointment‧Prescriptions‧Contact Us‧Physicians & Od‧Billing & Financial.