. An antibiotic called Linzotic 600mg Tablet is used to treat serious bacterial infections. The 600mg Linzotic Tablet works by eliminating bacteria that can lead to dangerous infections. It is used to treat a wide range of bacterial infections, including skin, soft tissue, and lung infections (pneumonia). Even after you feel better, you should keep taking this medication as directed to ensure that all bacteria are eliminated and do not develop resistance. This medication normally makes you feel better quite fast.