drugset / Trial / NCT00338546
Study to Improve Scientific Understanding of the Cardiovascular Actions of Cocaine
Phase 1
Withdrawn
University of Texas Southwestern Medical Center
National Institute on Drug Abuse (NIDA) · collab
RandomizedCrossoverDouble-blindTreatment
Summary
The purpose of this study is to improve the scientific understanding of the cardiovascular actions of cocaine, in particular the ability of cocaine to increase blood pressure.
Timeline
- Start
- —
- Primary completion
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- Completion
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Publications
- Results Vongpatanasin W, Mansour Y, Chavoshan B, Arbique D, Victor RG. Cocaine stimulates the human cardiovascular system via a central mechanism of action. Circulation. 1999 Aug 3;100(5):497-502. doi: 10.1161/01.cir.100.5.497.
- Kontak AC, Victor RG, Vongpatanasin W. Dexmedetomidine as a novel countermeasure for cocaine-induced central sympathoexcitation in cocaine-addicted humans. Hypertension. 2013 Feb;61(2):388-94. doi: 10.1161/HYPERTENSIONAHA.112.203554. Epub 2013 Jan 2.
- Menon DV, Wang Z, Fadel PJ, Arbique D, Leonard D, Li JL, Victor RG, Vongpatanasin W. Central sympatholysis as a novel countermeasure for cocaine-induced sympathetic activation and vasoconstriction in humans. J Am Coll Cardiol. 2007 Aug 14;50(7):626-33. doi: 10.1016/j.jacc.2007.03.060. Epub 2007 Jul 30.
Drugs
| Evaluation | Drug | Modality | Dose | Route |
|---|---|---|---|---|
| Subject | Cocaine | Small molecule | 2 mg/kg | Intranasal |
| Subject | Dexmedetomidine | Other / unclassified | 0.4 ug/kg | Intravenous |
| Subject | Dexmedetomidine | Other / unclassified | 1 ug/kg | Intravenous |