In the Anatomical Therapeutic Chemical (ATC) classification system, the active substances are divided into different groups according to the organ or system on which they act and their therapeutic, …

Our team provides authoritative guidance and standards on quality, safety and efficacy of health products and supports countries to formulate evidence-based policies and ensure good practice …

Defined Daily Dose (DDD) ATC/DDD Toolkit Definition and general considerations Drug consumption can be expressed in cost, number of units, number of prescriptions or by the physical quantity of …

About WHO Drug Information WHO Drug Information is a quarterly journal providing an overview of topics relating to medicines development and regulation which is targeted to a wide audience of …

Nov 21, 2025 · Biologicals are a class of medicines made from living cells taken from plants, animals or bacteria. These cells are use in creating many types of health care products, including vaccines. This …

In 1978, WHO entered into a long-term collaborative project with the Alcohol, Drug Abuse and Mental Health Administration (ADAMHA) in the USA, aiming to facilitate further improvements in the …

Jun 25, 2024 · The use of psychoactive drugs without medical supervision is associated with significant health risks and can lead to the development of drug use disorders. Drug use disorders, particularly …

International Nonproprietary Names (INN) identify pharmaceutical substances or active pharmaceutical ingredients. Each INN is a unique name that is globally recognized and is public property. A …

Comprehensive quality control methods for medicinal plant materials by WHO to ensure safety, efficacy, and quality of herbal medicines.

Nov 21, 2023 · Antimicrobial Resistance (AMR) occurs when bacteria, viruses, fungi and parasites change over time and no longer respond to medicines making infections harder to treat and …