Plants as medicines
The use of herbal medicines
Why do plants make drugs?
How humans came to use herbal medicines
The science of herbal medicines
Mind, brain, and behavior
Communication in and between neurons
Structure of the nervous system
How the body affects drugs
How drugs affect the body
Relationships between drug doses and effects
Pharmaceutical stimulants
Caffeine stimulants
Cocoa and chocolate
Tobacco and tobacco-like stimulants
Amphetamine and amphetamine-like stimulants
Cognition-enhancing herbs
Discussion and treatment of dementia
Ginkgo
Ginseng
Tobacco
Solanaceous vegetables
Discussion and treatment
Fava beans
(tomato, potato, eggplant) of Parkinson's disease
The problem of anxiety
Insomnia
The structure of sleep
Central nervous system depressants
Valerian
Kava
Passionflower
Chamomile
Other reputed sedative herbs
The era of psychotherapeutic drugs
Depression and anxiety
St. John's wort
Ginger
Ginkgo
Schizophrenia and psychosis
Serpentwood
Ginkgo
What is pain?
The pain systems
The analgesia system
Herbal analgesics
Opium poppy
Myrrh
Willow
Meadowsweet
Feverfew
Ginger
Chili peppers
Stimulant analgesics
Local anesthetic herbs: What to call them?
The historical uses of hallucinogenic plants
LSD-like hallucinogens
Psilocybe mushrooms
Collective issues with LSD-like hallucinogens
The nightshade hallucinogens
PCP-like hallucinogens
How cannabis is prepared
Cannabis and the human body
Cannabis addiction
Therapeutic uses of cannabis
Summary
Definitions
Evolutionary basis for drug abuse
Psychological perspective
Addiction in the brain
Are addictions limited to drugs?
Treatment
Treatment methods
Prevention.