Dicycloverine marketed as Bentyl, Byclomine, Dibent, Di-Spaz, Dilomine, Merbentyl, Merbentyl, Kolanticon, Bentylol, Formulex, Lomine.

Dicycloverine is a smooth muscle antispasmodic primarily indicated for treatment of spasm conditions involving smooth muscle of the gastrointestinal tract cause by irritable colon (mucous colitis, spastic colon).

Hyoscine marketed as Levo-duboisine.

Hyoscine acts on the autonomic nervous system and prevents muscle spasm. It is an alkaloid. C17H21NO2, obtained from various plants of the nightshade family such as belladonna.