Drug abuse can lead to any of the following;
1. Violence aggressiveness and hostility.
2. Allergy and depression which makes the abuser walk in zig-zag form and speak in an incoherent manner.
3. Psychological and emotional disorders.
4. Mental Problems.
5. Resistant to the use of other drugs for treatment.
6. Skin rashes,
7. Liver Cirrhosis.