SLOW-RELEASE PREPARATION By N., Pam M.S. - April 13, 2013 a drug that is designed to release into your system over a period of time. It can be a patch applied to the skin or a tablet taken orally. Also called extended release or sustained release. SLOW-RELEASE PREPARATION: "Joe took a slow release preparation for his back pain." Related Psychology Terms METHOCARBAMOL FREE-FEEDING WEIGHT TACTILE CIRCLE METHADONE RIVASTIGMINE BETHANECHOL TOPICAL APPLICATION SHOCK PROBATION BUPROPION ACCOMMODATIVE SPASM Cite this page: N., Pam M.S., "SLOW-RELEASE PREPARATION," in PsychologyDictionary.org, April 13, 2013, https://psychologydictionary.org/slow-release-preparation/ (accessed August 3, 2020).