NitrofurantoinAnti-Infective Agents, UrinaryNitrofuransUrinary Tract InfectionsTrimethoprim-Sulfamethoxazole CombinationNitroreductasesDehydrocholic AcidCystitisDiquatScintillation CountingNitrofurazoneAnti-Bacterial AgentsCholagogues and CholereticsAntitrichomonal AgentsMicrobial Sensitivity TestsDrug Resistance, BacterialFurazolidoneBacteriuria