Paregoric
Paregoric, or camphorated tincture of opium, also known as tinctura opii camphorata, is a patent medicine known for its antidiarrheal, antitussive, and analgesic properties. According to Goodman and Gilman's 1965 edition, "Paregoric is a 4% opium tincture in which there is also benzoic acid, camphor, and anise oil.