自身给药（durg selfadministation）是一种操作式行为实验，它是利用药物的强化效应改变动物接触药物前后的行为，来研究药物依赖机理的一种方法，常用动物为大鼠和猴，多用静脉方式给药，预先将导管插入并固定在颈外静脉或股静脉内，以导管与给药装置相连，先以食物诱导，训 Durg selfadministation is an operational behavioral experiment, which is a method to study the mechanism of drug dependence by changing the animal’s behavior before and after exposure to drugs by using the fortification effect of drugs. Commonly used animals are rats and monkeys, and multiple intravenous Way administration, pre-catheterization and fixed in the external jugular vein or femoral vein to the catheter and the drug delivery device connected to the first food-induced training