Hyoscine Products | Cleanchem - Hyoscine, also known as scopolamine, is an anticholinergic drug used primarily to prevent motion sickness and nausea associated with travel, as well as nausea post-surgery. It works by blocking acetylcholine receptors in the brain, particularly in the vestibular system, which helps to reduce the sensation of nausea. It is available in oral, transdermal, and injectable forms.