Alkaloid use of Ephedra and opium poppies. Also, coca leaves have been used by South American Indians since ancient times. Extracts from plants containing toxic alkaloids, such as aconitine and tubocurarine, were used since antiquity for poisoning arrows. Studies of alkaloids began in the 19th century. In 1804, the German chemist Friedrich Sertürner isolated from opium a "soporific principle" (), which he called "morphium" in honor of Morpheus, the Greek god of dreams; in German and some other Central-European languages, this is still the name of the drug. The term "morphine", used in English and French, was given by the French
Tutu (Egyptian god) tombs, Tutu later guarded the sleeping from danger or bad dreams. Tutu was also regarded for ordinary people to worship, offering and rituals were made on portable altars. Offerings included goose, and bread, and rituals were for protection from demons and bad dreams. Tutu was stated to have given protection from demons, giving longer life and protecting people from the Netherworld. Tutu (Egyptian god) Tutu (Ancient Egyptian: "twtw" - meaning "image"; Tithoes in Greek) was an Egyptian god worshipped by ordinary people all over Egypt during the Late Period. The only known temple dedicated to Tutu is located in ancient