Pharmacy is a health profession that specialises in the manufacture, qualities, effects, and use of medications. A pharmacist is also known as a chemist (Commonwealth English), a druggist (North American English, Commonwealth English) in certain instances. Patients get pharmaceutical treatment from the pharmacist, as well as basic primary health care services, from the pharmacist. The pharmacist knows how pharmaceuticals should be taken in order to obtain maximal benefit with the least amount of adverse effects and to prevent drug interactions based on his or her understanding of the mechanisms of action of drugs. The molecular processes and activities of medications, drug uses, therapeutic functions, side effects, possible drug interactions, and monitoring parameters are all taught to pharmacists throughout their undergraduate or graduate-level education. In relation to anatomy, physiology, and pathology, Patients, doctors, and other health-care professionals benefit from pharmacists' specific expertise, which they interpret and disseminate.
Varied nations have different licencing criteria for pharmacists, including the need to obtain a Bachelor of Pharmacy, Master of Pharmacy, or Doctor of Pharmacy degree, among others.
The most common pharmacist positions is that of a community pharmacist (also known as a retail pharmacist, first-line pharmacist, dispensing chemist, or dispensing chemist) or a hospital pharmacist, both of which involve instructing and counselling patients on the proper use and adverse effects of medically prescribed drugs and medicines. The profession is subject to professional regulation in the vast majority of nations. Some countries allow pharmacists to participate in the prescription (sometimes known as "pharmacist prescriber") and administration of certain drugs (e.g., vaccines) based on the legal scope of their activity. Pharmacists may also work in a number of different situations, including as industry, wholesale distribution, research, academia, formulary management, the military, and the government, among other things.