The most important thing to note with the drug abuse effects is that the drug abuser feels the most terrible effects. The drug abuser is going to experience serious health problems like liver complications. Diseases of the liver caused by drug abuse are quite dangerous to the health of the individual. The liver is one of the important organ that is central to the functioning of other body organs. Alcohol is also damaging this organ a lot. Seek for a help for alcoholism if you want to save your body from liver failure.