NitrofurantoinAnti-Infective Agents, UrinaryNitrofuransUrineUrinary Tract InfectionsTrimethoprim-Sulfamethoxazole CombinationNitroreductasesDehydrocholic AcidCystitisDiquatScintillation CountingNitrofurazoneAnti-Bacterial AgentsCholagogues and CholereticsBacteriuriaAntitrichomonal AgentsMicrobial Sensitivity TestsDrug Resistance, BacterialFurazolidone