An overview of rational drug use

Rational drug use refers to choosing the most appropriate drug, dosage, course of treatment and administration method based on the principles of safety, effectiveness, economy and appropriateness, and based on the patient's condition and drug characteristics. Its core includessecurity(Avoid adverse reactions),effectiveness(Ensure treatment effect),Economy(reduce health care costs) andappropriateness(Personalized Medicine). The main content covers drug selection, combined medication specifications, patient compliance management and medication monitoring, and requires comprehensive judgment based on clinical guidelines and the actual patient situation.

Core Principles of Rational Medication Use

Among the four principles of rational drug use,securityis the primary consideration, and the risk of adverse drug reactions, such as drug resistance caused by antibiotic abuse, needs to be assessed;effectivenessEmphasis is placed on prescribing the right medication. For example, patients with high blood pressure need to take antihypertensive drugs regularly for a long time;EconomyAdvocate to choose cost-effective drugs and avoid overuse of expensive new drugs;appropriatenessIt is required to consider the patient's age, liver and kidney function and other factors to adjust the dosage. The World Health Organization (WHO) points out that about 50% of drugs worldwide are improperly prescribed or dispensed, highlighting the importance of rational drug use.

Common irrational drug use phenomena and hazards

Common irrational drug use in clinical practice includesoverdose(such as liver damage caused by overdose of antipyretic and analgesic drugs),Repeat medication(A variety of cold medicines contain the same ingredients, causing poisoning),Incompatibility(Interaction between Chinese medicine and Western medicine) etc. According to statistics from the "Chinese Pharmaceutical Journal", 10%-20% of hospitalizations in my country are caused by medication errors every year. For example, the combination of aspirin and anticoagulants may increase the risk of bleeding, and medical advice must be strictly followed.

How to achieve rational drug use?

Achieving rational drug use requires collaboration from multiple parties:doctorPrescriptions should be based on evidence-based medicine;pharmacistNeed to review prescriptions and provide medication guidance;patientYou should take the initiative to inform your medication history and follow the doctor's instructions. Medical institutions can monitor the rationality of medication use through information systems, such as the "five-step medication method" recommended by the US FDA (checking patients, drugs, dosage, time, and route). Some companies, such as Pfizer and Merck, have also developed smart medication reminder tools to assist patients.

Summary and Outlook

Rational drug use is a key indicator of medical quality and needs to be jointly promoted by the government, medical institutions, enterprises and the public. In the future, rationality can be further improved through technologies such as AI prescription review and genetic testing for personalized medication. The public should obtain drug information through formal channels, such as the "Core Information on Health Education for Rational Drug Use" issued by the National Health Commission, and avoid trusting folk prescriptions or advertisements.

Quote source:
1. World Health Organization (WHO) "Guidelines for the Rational Use of Medications"
2. "Chinese Pharmaceutical Journal" 2022 "Analysis on the Current Situation of Medication Errors in my country"
3. National Health Commission’s “Core Information on Health Education on Rational Use of Drugs”
4. Examples of manufacturing companies: Pfizer Azithromycin Tablets, Merck Antidiabetic Drug Sitagliptin