The Kanawha Charleston Health Department is happy to announce Moderna and Pfizer, If you are 18 or older and 6 months after your second vaccine dose, a booster is recommended and for Johnson & Johnson, If you are 18 or older and 2 months after your vaccine, a booster is recommended. The Health Department is open Monday thru Friday excluding Holidays, from 8 am to 3:30 pm walk-in, no appointment necessary for COVID vaccine or testing.