Bactil 300mg Hard Cap 10'sBactil 300mg Capsules contain Cefdinir, a third generation cephalosporin antibiotic used to treat a wide range of bacterial infections. It is effective against respiratory tract infections (such as pneumonia, bronchitis, sinusitis), ear infections, skin infections, and urinary tract infections. Cefdinir works by stopping the growth of bacteria, making it a trusted option for managing common bacterial illnesses.