It is not uncommon for chronic methamphetamine users to experience psychotic behavior including intense paranoia, hallucinations, and out-of-control rage that can result in violent episodes.
Parental alcoholism may influence adolescent substance use through stress, negative affect and decreased parental involvement.
Women who are pregnant are urged to never use LSD or any other type of drug.
Occasionally, rare heroin withdrawal symptoms can occur including cardiac arrhythmias, strokes, seizures, dehydration and suicide attempts.