Episodic binge drinking can cause toxic reactions leading to death when large amounts are consumed or when alcohol is combined with other drugs. Other Depressants . All are central nervous depressants that slow down physical and psychological responses. The most serious risk is toxic reaction, or overdose, which causes death when respiratory, cardiac, and circulatory systems slow down and cease to function. Sedatives and antianxiety drugs can cause temporary psychosis, hallucinations, paranoid delusions, interference with short-term memory, impaired judgment and motor performance.
Stimulant drugs are exceedingly dangerous to both physical and mental health.
Physical complications include heart attack, stroke, permanent brain damage, fatal heart rhythm abnormalities, convulsions, and physical exhaustion. Psychological complications include psychosis, paranoia anxiety, violent behavior, and depression that may lead to suicide. Psychological states induced can include paranoia and Psychosis. Misidentification of mushrooms can lead to serious or fatal illness. PCP users often become violent and oblivious to pain, leading to serious injuries to themselves and others.