Depending on the amount taken and the physical condition of a person, alcohol may cause:

1. Speaking of lisp
2. Feeling sleepy
3. Vomiting
4. Diarrhea
5. Stomach pain
6. Headache
7. Difficulty breathing
8. Blurred vision and hearing impaired
9. Disturbance of consideration
10. Reduction of perception and coordination
11. Unconsciousness
12. Anemia
13. Coma

Missing awareness (memory loss, not remembering events occurring while under the influence of alcohol)