PROMETHAZINE By N., Sam M.S. - 0 Also known by its U.S. trade name, Phenegran. Promethazine is a neuroleptic and antihistamine. It is used to treat nausea, motion sickness and in allergies. PROMETHAZINE: "Whenever spring came around, Tim knew he would be needing Promethazine." Related Psychology Terms EQUILIBRIUM (Labyrinthine Sense; Vestibular Sense) Terms of Service MOTION SICKNESS PMDD: Can It Be Cured? ATTITUDE SCALES HALL, G. (GLANVILLE) STANLEY AER HUNGER JAMES, WILLIAM (1842-1910) ALPHA MOTOR NEURON PELLAGRINOUS PSYCHOSIS Cite this page: N., Sam M.S., "PROMETHAZINE," in PsychologyDictionary.org, April 28, 2013, https://psychologydictionary.org/promethazine/ (accessed July 3, 2022).