OBJECTIVES To examine methamphetamine use and its association with sexual behavior among young men who have sex with men. DESIGN Cross-sectional observational analysis. SETTING Eight US cities. PARTICIPANTS As part of the Adolescent Trials Network for HIV/AIDS Interventions, adolescent boys and young men who have sex with men, aged 12 to 24 years, were recruited from social venues (e.g., ...

Background: Iran is facing an outbreak of methamphetamine-induced disorders and frequent use of these substances in patients with bipolar disorder. Using or intoxication of methamphetamine in patients with bipolar I disorder may alter the patient's clinical profile; however there is limited studies about impact of methamphetamine on clinical manifestation of bipolar disorders. This study aimed ...

Interpretation of urine drug-testing results is a challenging endeavor for several reasons. Effects of pH, dilution, legitimate and illicit sources of the drugs, and, perhaps the most challenging, the possibility of the methamphetamine and/or amphetamine being the result of the use of some other drug. Although it is known that 14 different compounds are metabolized to methamphetamine or ampheta...

Methamphetamine use is on the rise, with an imminent upsurge of abuse and dependence reported across the United States. Currently, preliminary evidence suggests that methamphetamine dependence may cause long-term neural damage in humans, with concomitant deleterious effects on cognitive processes such as memory and attention. This selective review provides an outline and synthesis of studies th...

Methamphetamine hydrochloride, colloquially referred to as "crystal meth," is a potent psychoactive amphetamine derivate. Methamphetamine produces stimulant effects in the user including increased energy and alertness as well as inducing intense euphoric symptoms and suppressing appetite through its dopaminergic, serotonergic, and adrenergic actions. Use of methamphetamine can adversely affect ...

BACKGROUND Crystal methamphetamine has become a drug of widespread use. Previous reports describe myocardial infarction, pulmonary edema, and aortic dissection related to methamphetamine use. Cardiomyopathy due to methamphetamine exposure has been rarely described. METHODS We identified 1640 patients admitted in a 4-yr period with a primary or secondary diagnosis of cardiomyopathy. We exclude...

A preliminary review of substance abuse treatment admission data from 2001-2005 was conducted to explore the use of methamphetamine among American Indians in treatment programs funded by Los Angeles County. Comparisons were made between primary methamphetamine users and users whose primary drug was a substance other than methamphetamine. In that period, the number of American Indians reporting ...

To the Editor: The frequency of methamphetamine use has alarmingly increased in Iran, as in many other countries in recent years.1 The most recent survey on drug abuse in Iran, performed a couple of years ago, showed that only a minority of the Iranian substance abusers (3.6%) used methamphetamine.2 However, in the past 2 years and with the local production of methamphetamine, its price has dro...

BACKGROUND Although injection drug use is known to result in a range of health-related harms, including transmission of HIV and fatal overdose, little is known about the possible role of synthetic drugs in injection initiation. We sought to determine the effect of crystal methamphetamine use on risk of injection initiation among street-involved youth in a Canadian setting. METHODS We used Cox...