Cocaine

3. a drug affecting the central nervous system, which can cause dizziness, euphoria, loss of memory, lack of coordination, and unconsciousness; many derive from the opium poppy
6. a perception of somebody or something that is not really there, which is often a response to using drugs
7. not having or being prevented from getting enough sleep
9. respiratory means relating to or used in breathing or the system in the body that takes in and distributes oxygen. Failure means a breakdown or lessening of the performance of something. Therefore, respiratory failure is a lessening or breakdown of the ability to breathe oxygen into the body
11. highly addictive central nervous system stimulant an illegal man-made synthetic drug in the same class as cocaine and other powerful street drugs
15. unusually high excitability (nervous and liable to become quickly excited)
16. unpredictable and unstable

1. brain and spinal cord
2. relating to or used for the sense of touch
4. a sudden blockage or rupture of a blood vessel in the brain resulting in, for example, loss of consciousness, partial loss of movement or loss of speech
5. unusually highly stimulated; to cause physical activity in something such as a nerve or an organ
8. restlessness, confusion, and sometimes hallucinations, caused by fever, poisoning, or brain injury
10. the passage formed by the mouth, nose, throat, and lungs, through which air passess during breathing
12. a state of being nervous and anxious and likely to lose control
13. a feeling of great joy, excitement or well-being
14. enlarged, usually describing the pupils of the eyes