What is Chronic cocaine abuse have following features except: and explain in detail?
Cocaine : Fatal dose: 1g oral/ 20 mg IV Chronic cocaine abuse: a) Ulceration of nasal septum / palate b) Peripheral gangrene c) Black color staining of tongue d) Cocaine bugs/ formication Chronic cannabis abuse: a. Amotivational syndrome b. Run amok: homicidal impulse/stabbing spree