Sir I read with interest the study conducted by Karrari and colleagues regarding “Iranian crystal a misunderstanding of the crystal-meth” published in your journal.[1] In this study, the authors have explained that the pattern of substances of abuse is varied in different parts of the world, also in Iran, and the main ingredient of street named drugs is different according to city or country, f...

Studies from the graves of our prehistoric ancestors indicate that drugs have been used in an attempt to cure disorders or minimise suffering from the earliest of times. Waltz & Shattock (2004) reported on records, stored at London’s Great Ormond Street Hospital, which showed that drugs were being used in an attempt to help people recognised as possibly suffering from autism over a century ago....

Assessment Of Aesthetic Quality Of Urban Green Space From The User’s Perspective In Sustainable Urban Regeneration Approach Of Historic Core Of Tehran: (The Case Of Compare Between Bab Homayon Street And Imam Khomeini Street)

Street drug analysis became a valuahle treat­ rnent tool during the "Summer of Love" in 1967 when thousands of young people flocked to San Francisco's Haight-Ashhury district and began "turn­ ing on" to a variety of unknown substances includ­ ing "peace pills." Adolescents with acute toxic reactions were walk­ ing into the walls of the Haight-Ashbury Free Med­ ical Clinic, and the counselors' u...

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...