ALKALOIDS
Andrea Magdechová
Vendula Frechová
Characteristic





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Nitrogen in
heterocyclic ring
Synthesized by
plants, animal, fungi
Pharmacological
effects
Bitter taste
Poisonous
Analgesics
Chemistry

Colourless
 Crystalline
 Non – volatile solids
are soluble in organic
solvent
 Insoluble in water
Classified

Biological activity
 Chemical structure
 Biosynthetic pathway
Amphetamine

Club drug
 Performance
enhancer
 Prescription to treat:
attention – deficit
hyperactivity disorder
in adults and children
Ephedrine

Stimulant
 Appetite suppressant
 Helps studying, thinking or concentration
Caffeine





Acts as psychoactive stimulant and diuretic in humans
Guaranine found in guarana, mateine in mate, theine in
tea
Extracted from beans of the coffee plant and leaves of
the tea bush
Tea contains half as much of caffeine as coffe
Chocolate contains a small amount of caffeine
PRODUCT
Brewed coffe
SERVING SIZE
CAFFEINE
PER SERVING
[ml]
[mg]
240
135
Coffe
espresso
Red bull
57
100
250
80
Bag of tea
240
50
Coca - cola
355
34
Green tea
240
135
Decaffeinated
coffe
240
5
Nicotine

Found in the nightshade family of
plants
 Tobacco, tomato, potato, eggplant
 Hygroscopic, oily liquid
 Feelings of relaxation, calmness,
alertness
 Enhances concentration, learning
and memory
 Cigarettes contain 0,1 to 2,8 mg of
nicotine
(Nightshade = lilkovité)
Caffeine, nicotine
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