Early post-treatment with haloperidol retards induction of methamphetamine sensitization in mice. 1994

H Kuribara
Department of Neurobiology and Behavior, Gunma University School of Medicine, Maebashi, Japan.

The repeated administration of methamphetamine (2 mg/kg s.c.) at 3- to 4-day intervals induced sensitization to its ambulation-increasing effect in mice. When the simultaneous administration of methamphetamine with haloperidol (0.025, 0.1 and 0.4 mg/kg s.c.) was carried out, the acute ambulation-increasing effect as well as the development of sensitization were haloperidol-dose-dependently inhibited. Moreover, treatment with haloperidol (0.1 and 0.4 mg/kg) 3 h following each methamphetamine administration, which per se did not affect the acute ambulation increase caused by methamphetamine, could protect against the induction of methamphetamine sensitization in a dose-dependent manner, whereas treatment with haloperidol after 24 h did not show such protective action. The present results suggest that blockade of the dopamine receptors at an early period following each administration of methamphetamine may be responsible for the delay in development of methamphetamine sensitization as expressed by ambulatory activity of mice.

UI MeSH Term Description Entries
D008124 Locomotion Movement or the ability to move from one place or another. It can refer to humans, vertebrate or invertebrate animals, and microorganisms. Locomotor Activity,Activities, Locomotor,Activity, Locomotor,Locomotor Activities
D008297 Male Males
D008694 Methamphetamine A central nervous system stimulant and sympathomimetic with actions and uses similar to DEXTROAMPHETAMINE. The smokable form is a drug of abuse and is referred to as crank, crystal, crystal meth, ice, and speed. Deoxyephedrine,Desoxyephedrine,Desoxyn,Madrine,Metamfetamine,Methamphetamine Hydrochloride,Methylamphetamine,N-Methylamphetamine,Hydrochloride, Methamphetamine,N Methylamphetamine
D004305 Dose-Response Relationship, Drug The relationship between the dose of an administered drug and the response of the organism to the drug. Dose Response Relationship, Drug,Dose-Response Relationships, Drug,Drug Dose-Response Relationship,Drug Dose-Response Relationships,Relationship, Drug Dose-Response,Relationships, Drug Dose-Response
D004334 Drug Administration Schedule Time schedule for administration of a drug in order to achieve optimum effectiveness and convenience. Administration Schedule, Drug,Administration Schedules, Drug,Drug Administration Schedules,Schedule, Drug Administration,Schedules, Drug Administration
D006220 Haloperidol A phenyl-piperidinyl-butyrophenone that is used primarily to treat SCHIZOPHRENIA and other PSYCHOSES. It is also used in schizoaffective disorder, DELUSIONAL DISORDERS, ballism, and TOURETTE SYNDROME (a drug of choice) and occasionally as adjunctive therapy in INTELLECTUAL DISABILITY and the chorea of HUNTINGTON DISEASE. It is a potent antiemetic and is used in the treatment of intractable HICCUPS. (From AMA Drug Evaluations Annual, 1994, p279) Haldol
D000818 Animals Unicellular or multicellular, heterotrophic organisms, that have sensation and the power of voluntary movement. Under the older five kingdom paradigm, Animalia was one of the kingdoms. Under the modern three domain model, Animalia represents one of the many groups in the domain EUKARYOTA. Animal,Metazoa,Animalia
D051379 Mice The common name for the genus Mus. Mice, House,Mus,Mus musculus,Mice, Laboratory,Mouse,Mouse, House,Mouse, Laboratory,Mouse, Swiss,Mus domesticus,Mus musculus domesticus,Swiss Mice,House Mice,House Mouse,Laboratory Mice,Laboratory Mouse,Mice, Swiss,Swiss Mouse,domesticus, Mus musculus

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