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In pharmacology, a drug is a chemical substance, typically of known structure, which, when administered to a living organism, produces a biological effect. [ 2 ] 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. [ 3 ]
It is used by pharmaceutical companies, clinical trial organizations and drug regulatory authorities for identifying drug names in spontaneous ADR reporting (and pharmacovigilance) and in clinical trials. [2] Created in 1968 and regularly updated, since 2005 there have been major developments in the form of a WHO Drug Dictionary Enhanced (with ...
A separate list for children up to 12 years of age, known as the WHO Model List of Essential Medicines for Children (EMLc), was created in 2007 and is in its 9th edition. [ 10 ][ 21 ][ 22 ][ 23 ] It was created to make sure that the needs of children were systematically considered such as availability of proper formulations. [ 24 ][ 25 ...
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.
Substance abuse, also known as drug abuse, is the use of a drug in amounts or by methods that are harmful to the individual or others. It is a form of substance-related disorder. Differing definitions of drug abuse are used in public health, medical, and criminal justice contexts. In some cases, criminal or anti-social behavior occurs when the ...
Prescription drug. 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.
Essential medicines. Essential medicines, as defined by the World Health Organization (WHO), are medicines that " satisfy the priority health care needs of the population ". [1] Essential medicines should be accessible to people at all times, in sufficient amounts, and be generally affordable. [2] Since 1977, the WHO has published a Model List ...
D010600. Pharmacology is the science of drugs and medications, [1] including a substance's origin, composition, pharmacokinetics, pharmacodynamics, therapeutic use, and toxicology. More specifically, it is the study of the interactions that occur between a living organism and chemicals that affect normal or abnormal biochemical function. [2]