Flu Vaccinations Now Available At Giant Pharmacies Giant Food, With Unilever and Johnson & Johnson, Will Make a Donation to Local YMCA for Every Flu Shot Administered Landover, Md., 2015-9-15 — /EPR Retail News/ — To help prepare for the coming flu season, vaccinations are now available at all Giant Food of Landover, Md. in-store pharmacies. Flu…