One ounce of meth can be made for as little as $150 and sold for $1,500. Heroin facts about withdrawal cover a wide range of symptoms that occur after stopping or dramatically lowering ones heroin use. Heroin withdrawal is caused by physical dependence. This means that a person relies on heroin to prevent symptoms of withdrawal. Over time, greater amounts of heroin become necessary to produce the same effect. The time it takes to become physically dependent varies with each individual. From 1898 through to 1910 heroin was marketed as a non-addictive morphine substitute and cough suppressant. Bayer marketed heroin as a cure for morphine addiction before it was discovered that heroin is rapidly metabolized into morphine, and as such, "heroin" was basically only a quicker acting form of morphine. The company was somewhat embarrassed by this new finding and it became a historical blunder for Bayer. Meth is often used illegally for weight loss and to maintain alertness, focus, motivation, and mental clarity for extended periods of time, and for recreational purposes. | 
