It is possible to stop drog alone without outside helps. several users succeed. It depends on you, your habits and your motivation. If you have good reasons that motivate you, that will facilitate you to stop drug use. Also you should anticipate that a lot of changes will happen to your life. You will need to avoid places where you use drugs and persons with who you consume it.
However, once there is a certain bad habit or dependence on use, it will be more difficult to stop alone. That is why we need drug rehab centre to help us stop drog.
Here you will find Treatment Centers in USA that can help you with a good program drug rehab :