Ciprofloxacin hydrochloride is a salt form of ciprofloxacin, a potent fluoroquinolone antibiotic used to treat a variety of bacterial infections. It functions by inhibiting the enzymes responsible for DNA replication in bacteria, thereby halting their growth and spread. Ciprofloxacin hydrochloride is effective against a broad spectrum of bacteria, making it valuable in managing respiratory, urinary, skin, and gastrointestinal infections.