Cocaine (Symptoms)

Short-Term Effects:

  • Fast heartbeat and breathing and increases in blood pressure and body temperature
  • Erratic or violent behavior
  • Blurred vision, chest pain, nausea, fever, muscle spasms, convulsions, and death from convulsions, heart failure, or brain failure

Long-Term Effects:

  • Dependence and depression
  • Feelings of restlessness, irritability, mood swings, paranoia, sleeplessness, and weight loss
  • Emotional problems and isolation from family and friends
  • Psychosis, paranoia, depression, anxiety disorders, and delusions
  • Damage to the nose and inflamed nasal passages
  • Increased risk of hepatitis and HIV
  • Severe respiratory infections
  • Heart attacks, chest pain, respiratory failure, strokes, and abdominal pain and nausea

Warning signs of cocaine use:

  • Red, bloodshot eyes
  • A runny nose or frequent sniffing
  • A change in eating or sleeping patterns
  • A change in groups of friends
  • A change in behavior
  • Acting withdrawn, depressed, tired, or careless about personal appearance
  • Losing interest in school, family, or activities previously enjoyed
  • Frequently needing money
Cocaine. Last reviewed 12/31/1969
  • National Institute of Drug Abuse
  • American Council for Drug Education