Monday, February 11, 2019

Aspirin :: essays research papers

acetylsalicylic acidAspirin is a white crystalline substance made of carbon, hydrogen, andoxygen. It is use in the treatment of rheumatic fever, headaches, neuralgia,colds, and arthritis reduce temperature and pain. The formula for aspirin isCH3CO2C6H4CO2H. Aspirins scientific name is actylsalicylic acid (ASA). Themain ingredient in ASA is salicylic acid. This ingredient grows in small roots,leaves, melders and fruits on plants.About 100 years ago, a German chemist, Felix Hoffmann, set out to find adrug that would ease his fathers arthritis without make severe stomachirritation that came from sodium salicylate, the standard anti-arthritistreatment of the time. Hoffmann forecast that the acidity of the salicylate madeit hard on the stomachs lining. He began looking for a less acidic formulation.His search led him to the synthesization of acetylsalicylic acid. The compoundshared the healing(predicate) properties of other salicylates, but caused less stomachirritation. ASA reduced fever, relieved check out pain, and, at higher doses,alleviated rheumatic fever and arthritic conditions.though Hoffmann was confident that ASA would prove more affective thanother salicylates, but his superiors wrongly stated that ASA weakens theheart and that physicians would not subscribe it. Hoffmanns employer,Friedrich Bayer and Company, gave ASA its now historied name, aspirin.It is not yet fully known how aspirin works, but closely authorities agreethat it achieves some of its effects by hindering the flow of prostaglandins.Prostaglandins are hormone-like substances that influence the elasticity of gillyflower vessels. John Vane, Ph. D., noted that galore(postnominal) forms of tissue injury werefollowed by the release of prostaglandins. It was proved that prostaglndinscaused redness and fever, harsh signs of inflammation. Vanes research showedthat by blocking the flow of prostaglandins, aspirin prevented blood fromaggregating and forming blood clots.Aspirin can be used for the temporary relief of headaches, horrifyingdiscomfort and fever from colds, muscular aches and form, and temporary reliefto minor pains of arthritis, toothaches, and menstrual pain. Aspirin should notbe used in patients who concord an allergic reaction to aspirin and/or nonsteroidalanti-inflammatory durationnts.The coarse adult dosage for adults and children over the age of 12 is oneor two tablets with water. This may be repeated every 4 hours as necessary upto 12 tablets a day or as directed by your doctor. You should not give aspirinto children under the age of 12. An overdose of 200 to 500 mg/kg is in the calamitous range. Early symptoms of overdose are vomiting, hypernea, hyperactivity,and convulsions. This progresses quickly to depression, coma, respiratoryfailure and collapse. In case of an overdose, intensive supportive therapy

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