Cocaine is an extremely addictive drug that is normally ingested by inhaling its powder through the nose. Cocaine in varied forms can also be smoked, injected, or eaten. Crack is another common drug that is derived from cocaine, which is typically smoked.
Commonly observed physical effects of cocaine include increased heart rate, dilated pupils, increased body temperature, lack of appetite, sniffles, and increased rate of speech with rambling,
Cocaine use can be detected in most people in about 1 hour after use and normally remains in the body for 3 to 5 days. In heavy users, cocaine use can be detected in the body up to 30 days after ingestion.