No known practical applications exist for N-nitroso-ciprofloxacin. It is primarily regarded as a degradation product or impurity formed when ciprofloxacin, a fluoroquinolone antibiotic, is exposed to nitrosating agents under certain conditions, such as in acidic environments or during improper storage. Due to the presence of the N-nitroso group, this compound is considered potentially mutagenic and carcinogenic, raising significant safety concerns. As such, its formation is monitored and controlled in pharmaceutical manufacturing to ensure drug safety. It is not used therapeutically or industrially and is mainly of interest in toxicological and analytical studies focused on drug stability and impurity profiling.