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Drug nomenclature. Drug nomenclature is the systematic naming of drugs, especially pharmaceutical drugs. In the majority of circumstances, drugs have 3 types of names: chemical names, the most important of which is the IUPAC name; generic or nonproprietary names, the most important of which are international nonproprietary names (INNs); and ...
In pharmacology, a drug is a chemical substance, typically of known structure, which, when administered to a living organism, produces a biological effect. [3] A pharmaceutical drug, also called a medication or medicine, is a chemical substance used to treat, cure, prevent, or diagnose a disease or to promote well-being. [1]
A drug class is a group of medications and other compounds that have similar chemical structures, the same mechanism of action (i.e. binding to the same biological target ), similar modes of action, and/or are used to treat the similar diseases. [1] [2] The Food and Drug Administration (FDA) has worked on classifying and licensing new ...
Many drugs have more than one name and, therefore, the same drug may be listed more than once. Brand names and generic names are differentiated by capitalizing brand names. See also the list of the top 100 bestselling branded drugs, ranked by sales. Abbreviations are used in the list as follows: INN = International Nonproprietary Name
Drugs subject to USP standards include both human drugs (prescription, over-the-counter, or otherwise) and animal drugs. USP-NF standards also have a role in US federal law ; a drug or drug ingredient with a name recognized in USP-NF is considered adulterated if it does not satisfy compendial standards for strength, quality, or purity.
A generic drug (or simply generic) is a pharmaceutical drug that contains the same chemical substance as a drug that was originally protected by chemical patents. Generic drugs are allowed for sale after the patents on the original drugs expire. Because the active chemical substance is the same, the medical profile of generics is equivalent in ...
Definition. Medication is a medicine or a chemical compound used to treat or cure illness. According to Encyclopædia Britannica, medication is "a substance used in treating a disease or relieving pain ". [3] As defined by the National Cancer Institute, dosage forms of medication can include tablets, capsules, liquids, creams, and patches.
Codeine. Codeine is an opiate and prodrug of morphine mainly used to treat pain, coughing, and diarrhea. It is also commonly used as a recreational drug. It is found naturally in the sap of the opium poppy, Papaver somniferum. [4] [6] It is typically used to treat mild to moderate degrees of pain.