Updated March 10, 2017. Often abbreviated as OS, an operating system is powerful, and usually large, program that controls and manages the hardware and other software on a computer. All computers and computer-like devices have operating systems, including your laptop, tablet, desktop, smartphone, smartwatch, router...
Why It Is Used. Methadone is commonly used to treat addiction to opiates (such as heroin). Taken once a day, methadone eases opiate withdrawal for 24 to 36 hours, decreasing the chance of relapse.hy It Is Used. Methadone is commonly used to treat addiction to opiates (such as heroin). Taken once a day, methadone eases opiate withdrawal for 24 to 36 hours, decreasing the chance of relapse.
6 Comments. 1  Nice post. 2  I was a chain smoker till a month agoâ¦smoking up to 50 cigarettes a day. 3  Wow! 4  7 months ago I had quit the weeds. 5  This post is really informative. 6  Nicotine in the metabolized form of Cotinine can stay 1-10 days in the system.