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Drugs and medicines explored
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| Submitted: Fri Aug 15 2003
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DRUGS AND MEDICINES: EXPLORED BY LAURA GILCHRIST The difference between Medicines and Drugs People often get confused between the definition of a drug, and that of a medicine. There is a distinct difference- a drug is something which the doctor prescribes, whereas a medicine is what you as a patient can purchase from the chemist. It is an overall name given to the mixture, which consists of the active drug which the doctor prescribed, and any other substances such as sugar and gelatine. Contrary to what many people believe, medicine does not just come liquidised in a bottle- it can come in all shapes and sizes, in the form of tablets, capsules and even injections. ORGANIC CHEMISTRY LIQUID-GAS CHROMATOGRAPHY Gas/liquid chromatography is used to separate and identify very small samples of gases, liquids or volatile solids. The sample is vaporised and carried by an inert gas (the mobile phase), over the surface of a...
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