Mim J Landry

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This article reviews recent surveys and reports that provide insight regarding prevalence, frequency, trends, perceptions, and seizures of methylenedioxymethamphetamine (MDMA) or "Ecstasy." An estimated 6.4 million individuals have used MDMA. Among students in the eighth, 10th, and 12th grades, MDMA use has substantially increased from mid-1990 levels to(More)
Benzodiazepines are commonly encountered in both psychiatric and chemical dependency treatment settings. However, in the chemical dependency setting, benzodiazepines are most frequently used as secondary drugs of abuse, and are most often found within a polydrug use pattern. Benzodiazepine use by the drug-abusing population consists of the combined use of(More)
Cocaethylene is a psychoactive ethyl homologue of cocaine, and is formed exclusively during the coadministration of cocaine and alcohol. Not a natural alkaloid of the coca leaf, cocaethylene can be identified in the urine, blood, hair, and neurological and liver tissue samples of individuals who have consumed both cocaine and alcohol. With a pharmacologic(More)
BACKGROUND Primary care physicians prescribe benzodiazepines for the treatment of anxiety. Although most patients use the benzodiazepines appropriately, some patients experience benzodiazepine abuse, addiction, or physical dependence, each one of which is a distinct syndrome. Benzodiazepine dependence, which relates to the development of tolerance and an(More)
Attending physicians routinely encounter patients with signs and symptoms of anxiety and mood disorders as well as psychoactive substance use and psychoactive substance-induced organic mental disorders. These symptoms may represent either primary disorders or pathology that is secondary to other disorders. This article describes some of the relationships(More)
Primary care physicians routinely treat patients with various anxiety disorders. These patients may have a substance use disorder or may be at high risk for abuse or addiction. Routine treatment of anxiety disorders with psychoactive drugs is successful in many patients, but it can lead to iatrogenic dependence in high-risk patients. This article describes(More)
Primary care physicians encounter many patients with primary and secondary anxiety and substance use problems. Some patients have a dual diagnosis of both an anxiety and a substance use disorder. Symptoms may be overdiagnosed, underdiagnosed, and misdiagnosed. This article provides the primary care physician with an overview of the relation between(More)
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