The drugs in the "Class A Catalogue" are necessary for clinical treatment, widely used, with good curative effect and low price among similar drugs. The drugs in the "Category B Drug List" are available for clinical use with good curative effect, and the price of similar drugs is slightly higher than that in the "Category A Drug List".
The Catalogue of Category A is formulated by the state and may not be adjusted by all localities. The "Category B Catalogue" is formulated by the state, and all provinces, autonomous regions and municipalities directly under the Central Government may make appropriate adjustments according to the local economic level, medical needs and drug use habits. The sum of the increase or decrease in the number of varieties shall not exceed 15% of the total number of drugs in the Class B Catalogue formulated by the state.
The cost of using "Class A" drugs shall be paid by the basic medical insurance fund according to regulations; The drug expenses of the "Class B Catalogue" shall be paid by the insured after paying a certain percentage of the expenses, and then according to the provisions of the basic medical insurance.
Class A drugs refer to drugs that are formulated uniformly by China, are necessary for clinical treatment, are widely used, have good curative effect and are low in price among similar drugs. The expenses incurred in the use of such drugs are included in the scope of payment of the basic medical insurance fund, and the expenses are paid according to the legal provisions of the basic medical insurance plan.
Class B drugs are available for clinical use, with good curative effect and higher price than class A drugs at the same level.
Medicare Class B drugs refer to Class B drugs, and the basic medical insurance fund has the ability to pay part of the expenses.
Legal basis:
Interim Measures for the Administration of Medication in Basic Medical Insurance
Article 24 Western medicines and Chinese patent medicines in the national drug list are divided into "Class A drugs" and "Class B drugs". "Class A drugs" refer to drugs that are necessary for clinical treatment, widely used, with definite curative effect, and the price or treatment cost is lower than that of similar drugs. "Class B drugs" refers to drugs of the same kind that can be used for clinical treatment with definite curative effect, and the price or treatment cost is slightly higher than that of "Class A drugs". During the agreement period, the negotiated drugs will be included in the management of "Class B drugs".
The national medicines and preparations of medical institutions that are included in the Drug Catalogue by the provincial medical security department according to the provisions of the state are included in the management of Class B drugs.
The "A-B classification" of Chinese herbal pieces is determined by the provincial medical security administrative department.
Twenty-fifth insured people use "class A drugs" to pay according to the payment standards and allocation methods stipulated in the basic medical insurance; The use of "Class B drugs" is based on the payment standard stipulated in the basic medical insurance, and the insured pays a certain proportion first, and then pays according to the allocation method stipulated in the basic medical insurance.
The proportion of "Class B drugs" prepaid by individuals shall be determined by the provincial or regional medical security administrative department.