### drug | narcotic:

Opiate
* All opiates are addictive and build a tolerance in the body
  - have a wide range of effects on the mind and body
* Some opiates are natural, and some are synthetic
  - come from a resin taken from the seed pod of the Asian poppy
* Takes the form of brown chunks or powder.
* act on the respiratory center of the brain and reduce hunger, thirst, pain, and sex
  - same receptors as endorphins
* affect receptors located in the spinal cord and brain.
* also cause delirium as they are known to reduce acetylcholine and increase dopamine.
* also inhibit brain centers controlling coughing, breathing, and intestinal motility
  - sensitivity to the impulse to cough
  - modulate the endocrine and immune systems
* are a class of drugs including morphine, heroin and opium
  - type of drug extracted from the pod of the Asian poppy
  - addictive or habit forming
  - analgesics with strong narcotic action, they cause sedation and loss of consciousness
  - any of the addictive narcotic drugs
  - central nervous system depressants which are used medically to relieve pain
  - exceedingly addictive, quickly producing tolerance and dependence
  - extremely addicting, both physically and psychologically
  - harmful to a developing fetus
  - narcotic analgesics derived from the opium poppy
* are the classic psychoactive drug addiction
  - natural or synthetic drugs that have a morphine-like pharmacological action
  - religion of the people
* are very addictive, both physically and psychologically
  - effective if taken regularly and at correct dosage
* can act on the brainstem to stop coughing or slow breathing
  - both relieve pain and promote itching
* can cause drowsiness and constipation
  - drowsiness, nausea, constipation, and unpleasant mood changes in some people
  - nausea and vomiting, drowsiness, dry mouth, and confusion
  - respiratory depression, along with a decrease of air exchange in the body
  - come in the form of powder, pills, or solutions
  - either cause or magnify autistic symptoms
  - reduce attention, sensory and motor abilities
  - slow someones breathing down, or even stop it
* effect the digestive system by inhibiting intestinal peristalsis.
* enter Iran from Afghanistan and Pakistan.
* exert their main effects on the brain and spinal cord.
* form the basis for many useful painkillers, but can be very addictive.
* have almost no effect
  - an immensely addictive potency
* including morphine are ineffective against pain resulting from that condition.
* increase plasma catecholamines in humans.
* inhibit neurogenesis in the adult rat hippocampus
  - the release of vasopressin, somatostatin, insulin and glucagon
* mediate pain in the spinal cord.
* see widespread use as a pain killer for injured soldiers during the Civil War.
* shorten the human life span by both physical and mental aging.
* suppress physical sensation and response to stimulation.
* take their name from the opium poppy.
* work on receptors in the brain and in the nerves to block the pain.

### drug | narcotic | opiate:

Apomorphine
* affects chemicals in the brain region associated with initiating erections.
* is opiate

Recreational drug
* All recreational drugs affect sleep.
* Some recreational drugs cause dilated pupils as well.
* are a major cause of erection problems
  - also part of the widespread reckless behavior by young gay men
  - narcotics
  - the biggest deterrent to safe sex
  - used by people for pleasure e.g heroin
* can also affect the virus directly
  - weaken the immune system

Soft drug
* Most soft drugs are already legal, mainly alcohol and tobacco.
* are drugs of abuse
* cause less addiction, though ciggarettes cause a lot.
* street drug

### drug | narcotic | soft drug:

Hash
* are different to arrays in that they are an unordered list, as opposed to an ordered list.
* is dishs