الفهرس 
Rout of administration of drugs of abuseOnly 14 pages are availabe for public view
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Abstract
Drug abuse and depence are majior health problems in the world and is implicated in many deaths. There are major classes of drugs that are abused, sush as stimulants, narcotics, sedative hypnotic and hallucinogens. Massive screening programs have been introduced as immunoassays coupled with other chemical techniquis.