No abstract available
MeSH terms
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Adrenergic alpha-Agonists / pharmacology*
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Animals
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Blood Pressure / drug effects*
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Clonidine / pharmacology
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Guanfacine / pharmacology
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Heart Rate / drug effects*
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Heroin / adverse effects*
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Heroin Dependence / therapy*
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Rats
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Substance Withdrawal Syndrome / drug therapy*
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Time Factors
Substances
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Adrenergic alpha-Agonists
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Guanfacine
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Heroin
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Clonidine