What does "rx" mean?

Rx is short for prescription drug. Prescription drugs refer to drugs prescribed or approved by the national health administrative department to ensure drug safety, which need to be sold by doctors or other medical professionals with prescription rights and can be used under the supervision or guidance of doctors, pharmacists or other medical professionals. Every doctor has a prescription on his prescription. These are the doctor's eyes. Rx on a doctor's prescription is like a combination of R and X, which is a simplification of Latin receipt, Recipe or recipe. The original meaning is "be responsive, accept and agree", and it is extended to "please take the following drugs". This special symbol comes from ancient Egyptian mythology and represents the eyes of Horus, the god of eagle head medicine. It was used by ancient Roman physician Galen.

Rx is relative to over-the-counter drugs. OTC drugs refer to drugs that patients can buy in pharmacies and take by themselves without a doctor's prescription or pharmacist's guidance, with wide safety range, definite curative effect, quick response and few side effects, and are suitable for mild symptoms. Usually we often see OTC drugs. That is to say, RX drugs must be prescribed by doctors or professionals who have the right to prescribe and used under the guidance of pharmacists, because compared with OTC drugs, RX drugs have a small safety range, a certain degree of danger and great toxicity, and excessive doses are easy to produce toxic and side effects, which may seriously threaten life and health. Sleeping pills are one of them. A small amount of sedative can treat insomnia in moderation; But too much will inhibit breathing, leading to respiratory obstruction and death. It used to be OTC medicine, but later it was changed to Rx medicine because of improper use or intentional overdose, such as suicide. You can also see the symbol of Rx in the upper left corner of the doctor's prescription. It is said that Rx was first written in front of a medical prescription, which is a symbol of astrology to ward off evil spirits. Later, it evolved into a capital R with a cross at the end, which is the abbreviation of Latin recipe. Prescription means please take it, take it, and let the pharmacist in the pharmacy take the medicine according to the prescription. It is written as a capital r with an apostrophe at the end, and it is printed as.