Answer
Mebeverine hydrochloride acts directly on gastrointestinal smooth muscle as an antispasmodic without affecting normal gut motility, although its exact mechanism of action is unknown.
Sources for this answer
- Mebeverine 135mg film-coated tabletsAurobindo Pharma - Milpharm Ltd. · emc · SmPC §5.1 Pharmacodynamic properties · Version 4Document updated
Sources checked