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Caffeine
Stack #75136
Question | Answer |
---|---|
adminsitration | oral |
absorption | stomach rapid complete ph is soft drinks delays |
distribution | equal concentraions through body |
metabolism | complete in live with cytochromie p-450 |
excretion | kidneys 1-5% unchanged |
mechanism of action | antagonsim of adenosine receptors |
pharmological effects | * number and sensitivity of receptors increased *dialation of <3 muscle arteries * increase strengthh of <3 contration * stim. is short lived and unlikly to produce abromal stress *vasdialation |
clincal applications | * none directly |
side effects | *slight evidnece or teragenic effects *increased cholestoerol levels * fibrocystic breast disease *<3 burn *reduction or muscle tone |