Addiction to drugs is a result of an individual developing a strange dependency on a prescription or non-prescription drug in order to relieve pain after an accident or injury. Usually, most pain killers result in a kind of habit forming. In this case, the individual craves for the drug. Drug addiction can also occur when an individual chooses to abuse his or her body via taking illegal drugs. Addiction to any type of drug is a serious matter.
One may require to adopt more than one way to overcome an addiction. Some may be lucky to overcome this addiction but some fail to remain clean for a long time. Relapses have become common under these cases.
It is true that most patients are able to complete a detox program successfully & eliminate the foreign substances from their body but the emotional distress that resulted in using the drug initially may still exist. This is the reason that some people continue using drug to escape their pain.