Biology

Types of Addictive drugs

Drug	Source	Effects
Alcohol, barbiturates, benzodiazepines, and volatile substances.	Alcoholic drinks etc..	Sniffing of the drug, damages the brain directly and also damages the heart, kidneys, and lungs.
Caffeine	Coffee, tea, and soft drinks.	It stimulates the central nervous system and it is the only addictive substance not prohibited in children.
Cannabis	Hemp(marijuana or hashish)	It impairs memory and learning. Causes inability to focus and coordinate.
Cocaine	Cocaine derived from coca and Amphetamines	Highly addictive.
Hallucinogens	Natural substances: Psilocybin in magic mushrooms. Mescaline in cactus. Synthetic compounds: Lysergic acid diethylamide [LSD] MDMA or ecstasy Phencyclidine [PCP] or angel dust.	These drugs cause mind-altering effects resulting in unpredictable short term peaks in blood pressure, body temperature, heart rate, sweating etc..
Nicotine	Tobacco	Gradually destroys the autonomic nervous system and deteriorates the skeletal muscles.
Opiates	Opium Morphine Heroin Codeine and Synthetic opiates.	Highly addictive.