CVS Pharmacy store #6332 at 645 Market Street serves downtown San Diego's Gaslamp Quarter and East Village neighborhoods, occupying a location converted from Longs Drug #746 in 2008. The pharmacy counter processes prescriptions from the surrounding downtown provider network, filling musculoskeletal pain management scripts from chiropractors including Gaslamp Chiropractic nearby. Walk-in immunization services cover influenza, COVID-19, shingles, pneumonia, and Tdap schedules under CDC adult vaccination protocols. The retail floor carries prescription and over-the-counter health products, first aid supplies, and vision care items that support prescriptions from optometric providers including Eyes On Fifth in the Gaslamp Quarter. Highest-volume pharmacy services include ExtraCare prescription management for chronic medication adherence programs and multi-drug synchronization protocols that align refill dates across complex cardiovascular, metabolic, and psychiatric regimens.