Sisa or shisha (Greek: σίσα) is a stimulant drug that became popular in Greece around 2009.
[1] The basic ingredient is methamphetamine, with additives such as battery acid, engine oil, shampoo and salt.
[3] It is abused by many homeless people in Athens, and causes dangerous side effects such as insomnia, delusions, heart attacks, and violent tendencies, due to being a highly impure and adulterated drug.
[2][4] Routes of administration include smoking, snorting, and intravenous injection.
[1] This psychoactive drug-related article is a stub.