Native American History. Native American cultures in the United States include a wide array of socially and geographically diverse groups, whose nomadic ancestors are believed to have traveled via a long-gone land bridge across the Bering Strait at least 13,000 years ago.
A: Klonopin (clonazepam) is a benzodiazepine that is used to treat anxiety and panic disorders. According to the package insert, it has a half-life of 30-40 hours. The half-life represents the time it takes the body to reduce the amount of clonazepam by half.
Valium can be detected in urine for up to 25 days usually. The  length of time it takes for the drug to leave the body depends on a  persons age, height, and weight.1 person found this useful.Edit.alium can be detected in urine for up to 25 days usually. The  length of time it takes for the drug to leave the body depends on a  persons age, height, and weight. 1 person found this useful. Edit.