Drug Related Topics

Drugs can have many short and long-term effects on the body, brain and behaviour. They can be physical, psychological and/or mental effects and they can be different for each drug.

Combining alcohol and any drug can be dangerous!

Watch for any significant changes in your child's physical appearance, personality, attitude, or behaviour. These changes may be a sign of drug use.

Young people at risk for problems may use drugs or gambling to escape stress, unhappiness, loneliness, to hide depression, or to fit in with their peers.

See the Centre for Addiction and Mental Health (CAMH) for information for parents.

Also, learn more about different drugs by visiting these CAMH pages:

Marijuana & Hash


Crystal Meth






Signs of drug overdose

If you see any of these signs, call 911!

  • The person does not wake up or react to loud noises
  • Slow or shallow breathing or not breathing at all
  • Making gurgling, snoring or choking noises
  • No pulse, or weak pulse
  • Lips and fingernails turn blue, skin is pale
  • Chest pain
  • Seizures, uncontrollable twitching or convulsions
  • Overheating, hot and dry skin (hot but not sweating)

Resources and links

Region of Waterloo Public Health Harm Reduction and Needle Syringe Program

Overdose Prevention - Waterloo Crime Prevention Council