Cannabis sativa or Hemp is an annual herb of cannabaceae family. It is mainly the source of fibre. Cannabis sativa is not an antidepressant. Antidepressant is a psychiatric medication used to alleviate mood disorders such as major depression. Hashish and Marijuana are drugs derived from it. Preparations of flowers of Cannabis is called marijuana while preparations of the resinous extract is called hashish. Both are consumed by smoking, vapourising and oral ingestion and are hallucinogen drugs that cause acute panic anxiety reaction.