Glycerol Suppository

Glycerol suppositories act as a rectal stimulant by virtue of the mildly irritant action of glycerol.

Uses
Constipation

Contraindications
Intestinal obstruction

Administration
PR: 4 g suppository moistened with water before insertion

How not to use glycerol suppository
Not for prolonged use

Adverse effects
Abdominal discomfort

Cautions
Prolonged use (atonic colon and hypokalaemia)