Morphine is a hospital pain killer that is derived from opium. It is used to treat severe and severe chronic pain. Usually injected directly into the blood stream its effects are like all other opiates. It relieves pain and gives the user a euphoric feeling. Heroin is a refined form of morphine, it is much more potent but also has a much higher chance of dependence. Morphine is refined into solutions for easy injection, heroin on the other hand is usually white, or dark powders that must be dissolved in water in order to be injected. Methadone is a synthetic opiate that was developed to make a drug with the benefits of opiates but with out their short comings such as addiction. It is most commonly used to treat recovering heroin addicts to make there withdrawal symptoms more tolerable.