Scopine hydrochloride is primarily used in the field of pharmacology and medicine. It serves as an intermediate in the synthesis of various anticholinergic drugs, which are crucial in treating conditions like motion sickness, nausea, and certain gastrointestinal disorders. Additionally, it plays a role in the development of medications for managing symptoms associated with Parkinson's disease. Its application extends to research settings where it is utilized to study the effects of anticholinergic agents on the nervous system, helping to advance the understanding of neurological pathways and potential therapeutic interventions.