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.
If you abuse valium, however, it can stay in your urine for as long as 6 weeks in severe addictions. Saliva and blood tests can detect metabolites for up to 10 days while hair follicle tests can detect the drug for up to an extreme 90 days.