PROCYCLIDINE By N., Pam M.S. - April 28, 2013 U.S. trade name: Kemadrin. Procyclidine is a drug used in the treatment of Parkinson's disease and drug-induced extrapyratmidal effects. PROCYCLIDINE: "Procyclidine has been used to treat Parkinson's in the past." Related Psychology Terms SINEMET SELEGILINE TRIHEXYPHENIDYL BIPERIDEN BENZTROPINE TACHYPHYLAXIS ANTIPARKINSONIAN AGENTS BROMOCRIPTINE RIVASTIGMINE BROMOCRIPTINE Cite this page: N., Pam M.S., "PROCYCLIDINE," in PsychologyDictionary.org, April 28, 2013, https://psychologydictionary.org/procyclidine/ (accessed November 30, 2020).