Chronic Poisoning of Morphine (addiction) &Contraindication of Morphine Codeine, Papaverine ,Narcotine &Semi-synthetic Morphine derivatives & Meperidine Morphine Substitutes (Meperidine , Fentanyl ,Methadone ,Diphenoxylate, loperamide ,Dextro-propoxyphene &Tramadol) &(Mixed Agonists &Antagonists) & Narcotic Antagonists &Analgesics Anti-pyretic