Caffeine

• A psycho-active stimulant

• Absorbed within 30 to 60 minutes

• Peaks in bloodstream in 1 hour

• Peaks in CNS in 2 hours

Caffeine

• 3 to 4 hours after administration 50% of the caffeine

• Smokers eliminate caffeine 100% faster than non-smokers

• Tolerance can be developed

• Withdrawal can occur; symptoms include: drowsiness, muscle aches, flu-like symptoms

• Occur within 12 to 18 hrs - peak 48 hrs.

• Can be used as a weight loss aid

Coffee

• Primary way we receive caffeine

• Typical cup of coffee (5oz) contains 29 to 176 mgs. depending on the brewing.

• Average is 100 mgs

Soda

• 95% of the caffeine in soda is added

• Less than 5% comes from the kola nut

• Trends for non-caffeinated beverages

Chocolate

• 1 oz. of chocolate has approximately 6 mg. of caffeine

• The typical candy bar contains 1.5 oz. of chocolate

Medication• Several over the

counter medications contain caffeine

• Doses range from 16mg. to 100mg.

• These include:

– No Doz

– Excedrin

– Dristan

– Midol

Health Risks

• Raises blood pressure and heart rate

• Contributes to osteoporosis and bone brittleness

• Breast Disease - fibrocystic lesions

• Contributes to panic attacks

• Contributes to low birth weight in new borns

Toxic Dose

5 to 10 grams

or

40 to 80 cups of coffee

Doses

Coffee 100 mgs

Coke 45.6 mgs

Jolt 72 mgs

NoDoz 100 mg per tab

Excedrin 65 mg per tab

Aqua Ban 100 mg per tab

Dristan 16 mg per tab