The situation where the prescription system requires the physician to sign is (ABCDE).

A. Use drugs with incompatibility B. Dispensing expired prescriptions C. Modify the prescription D. Prescribing E. Prescription drugs must be sold at the Overdose Department with a prescription issued by a doctor. The prescription must be reviewed and signed by the resident pharmacist before they can be dispensed and sold according to the prescription. Prescriptions with incompatible or excessive dosages should be refused to be dispensed. ,Sale. If necessary, it must be corrected or re-signed by the original prescriber before it can be prepared or sold.

Do not prepare the prescription if it is unclear or has been altered. After the salesperson has completed the preparation and verified that it is correct, he should sign his full name on the prescription. The drugs listed in the prescription may not be changed or substituted without authorization. If the store pharmacist is not on duty, a person designated by the store manager will review and sign. If the customer needs to retrieve the prescription, the prescription should be copied on the prescription slip and the customer should sign it for the patient's file.

Legal basis: "Interim Provisions on the Circulation Management of Prescription and Over-the-Counter Drugs"

Article 9 Retail pharmacies selling prescription drugs and Class A over-the-counter drugs must have a "Pharmaceutical Business Enterprise License".

Retail pharmacies that sell prescription drugs and Class A over-the-counter drugs must be equipped with resident licensed pharmacists or pharmaceutical technicians above the level of pharmacists.

The "Pharmaceutical Business Enterprise License" and the Licensed Pharmacist Certificate should be hung in a conspicuous and easily visible place. Licensed pharmacists should wear a badge indicating their name, technical title, etc.

Article 10 Prescription drugs must be sold, purchased and used with the prescription of a licensed physician or licensed assistant physician.

Licensed pharmacists or pharmacists must review the doctor’s prescription, sign it, and correctly prepare and sell drugs according to the prescription. Prescriptions may not be altered or substituted without authorization. Prescriptions with incompatible or excessive dosages shall be refused to be dispensed or sold. If necessary, they must be corrected or re-signed by the prescribing physician before they can be dispensed or sold.

Retail pharmacies must retain prescriptions for more than 2 years for future reference.