Drug addiction does not result from medical use and is also supported by Sees & Clark (1993). The drug offers optimal treatment to suffering patients. Gilson et al. (2004) also advised that its effects are predictable due to the medical purpose and its removal could cause unacceptable harm to the patient. Dependence and abuse of opioid drugs depend on the period of use. According to Compton & Volkow (2006), the longer the individual remains exposed to drugs, the greater the possibility of developing an addiction. Even today, access to the drug is openly easy for the public. There have been cases where doctors are no longer needed to prescribe the drug; therefore it becomes an illicit drug. In recent studies the frequency of misuse or dependence on analgesics varies from 5% to 50% of different
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