Sounder commuter rail. Sounder commuter rail (reporting mark SDRX) is a regional rail service operated by BNSF on behalf of Sound Transit. Service operates Monday through Friday during peak hours from Seattle, Washington, north to Everett and south to Lakewood.
Expert: Dr. David replied 3 years ago. clonazepam has a half life of between 20-50 hours. that means that there is a pretty good chance that in 2.5 days it might be detected in your urine.
Uilleam MacLulaich, Has carried out much research on CNS drugs, anxiolytics, hypnotics, opioids/ates. 272 Views. Elimination half life is given by most authorities as 50 hours, therefore clonazepam is one of the logest-lasting benzodiazepines in the system. How long a 500mcg tablet will be detectable depends on the sensitivity and the type (urine, blood, hair) of the test used and how regularly the drug is used.