<p>Secnidazole is rapidly absorbed following oral administration. The maximum serum level is obtained after 3 hours following oral administration of 2 gm Secnidazole. The plasma elimination half-life is about 20 hours. The majority of Secnidazole is eliminated via urine (50% of the ingested dose is excreted within 120 hours). The pharmacokinetic profile of Secnidazole gives it the longest half-life of second-generation nitroimidazoles, ensuring 72-hour therapeutic blood levels from a 2 gm single dose.</p>