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A prescription drug (also prescription medication, prescription medicine or prescription-only medication) is a pharmaceutical drug that is permitted to be dispensed only to those with a medical prescription. In contrast, over-the-counter drugs can be obtained without a prescription.
The prescription symbol, ℞, as printed on the blister pack of a prescription drug. A prescription, often abbreviated ℞ or Rx, is a formal communication from physicians or other registered healthcare professionals to a pharmacist, authorizing them to dispense a specific prescription drug for a specific patient.
This is a list of abbreviations used in medical prescriptions, including hospital orders (the patient-directed part of which is referred to as sig codes).This list does not include abbreviations for pharmaceuticals or drug name suffixes such as CD, CR, ER, XT (See Time release technology § List of abbreviations for those).
The use of commonly prescribed drugs can be reflected from the number of prescriptions of the drugs. Countries have their own dataset in recording the trend of commonly prescribed drugs. For example, the United States uses the Medical Expenditure Panel Survey (MEPS) [ 1 ] and England uses the English Prescribing Dataset [ 2 ] to record the ...
A medication (also called medicament, medicine, pharmaceutical drug, medicinal product, medicinal drug or simply drug) is a drug used to diagnose, cure, treat, or prevent disease. [ 1 ] [ 2 ] Drug therapy ( pharmacotherapy ) is an important part of the medical field and relies on the science of pharmacology for continual advancement and on ...
Prescription drug overuse or non-medical prescription drug use is the use of prescription medications that is more than the prescribed amount, regardless of whether the original medical reason to take the drug is legitimate. [1] [2] A prescription drug is a drug substance prescribed by a doctor and intended to for individual use only. [3]
Any chemical substance with biological activity may be considered a drug. This list categorises drugs alphabetically and also by other categorisations. This multi-page article lists pharmaceutical drugs alphabetically by name. Many drugs have more than one name and, therefore, the same drug may be listed more than once.
The dosage of any drug approved for use is intended to fall within a range in which the drug produces a therapeutic effect or desired outcome. [45] The safety and effectiveness of prescription drugs in the U.S. are regulated by the federal Prescription Drug Marketing Act of 1987.