Self-injection of barbiturates and benzo
โ
Roland R. Griffiths; Scott E. Lukas; L. DiAnne Bradford; Joseph V. Brady; Jack D
๐
Article
๐
1981
๐
Springer
๐
English
โ 1019 KB
Self-injection of three barbiturates, six benzodiazepines, and chlorpromazine was examined in baboons. Intravenous injections of drug were dependent upon completion of 160 lever presses (a 160-response fixed-ratio schedule). A 3-h time-out period followed each injection, permitting a maximum of eigh