Answer
In alverine citrate + simeticone, alverine citrate is a non-atropinic, papaverine-like antispasmodic acting on muscle, while simeticone acts physically by altering gas bubbles’ surface tension, causing them to coalesce.
Sources for this answer
- Simalvia SmPCMayoly UK Limited · emc · SmPC §5.1 Pharmacodynamic properties · Version 1Document updated
Sources checked