ALKALOIDS Andrea Magdechová Vendula Frechová

Characteristic  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 SERVING SIZE [ml] CAFFEINE PER SERVING [mg] Brewed coffe Coffe espresso Red bull Bag of tea Coca - cola Green tea Decaffeinated coffe 2405

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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