Morphine

It is one most effective and principal alkaloid having 10 % of opium by weight . it induce sleep the alkoloid also known as morphieus, the god of dreams. Morphine is an analgesic and sedative . it is also used as pain killers.

Lsd

Lsd is a best known hallucinogen . it is synthesized from lysergic acid . lysergic acid taken from a fungus claviceps pupurea. The drug was first synthesized by albert hoffman a german chemists. The pure lsd is a white odurless , cristlline powder which have a bitter taste.

Heroin

It is the most addictive drug. It can be prepared from morphine. It is either injected or smoked .it gives a pleasant excitement. This last for 8 hours.

Cannabis

Cannabis sativa is also known as Indian hemp plant. This is a plant with high medicinal value. The drugs prepared from this plant is used in ayurveda medicine. Various drugs can be prepared from cannabis plant , these are bhang, ganja, charas, marijuana . bhag is prepared from the leaves , stems from the cannabis plants. The female inflorescence of the cannabis plant used as ganja . charas is sticky yellow exudation form the leaves of the plant. Marijuana is a drug consists of leaves, seeds, flowers of cannabis.