LAXATIVES
(Purgatives, Cathartics)
1. Bulk forming agents
    Dietary fibre:
                Bran
                Psyllium (Plantago)
                Ispaghula
                Methylcellulose

2. Stool softener
                Docusates (DOSS)
                Liquid paraffin

3. Stimulant purgatives
    a. Diphenylmethanes:
                Phenolphthalein
                Bisacodyl
                Sodium picosulfate

    b. Anthraquinones (Emodins):
                Senna
                Cascara sagrada

    c. 5-HT4  agonist:
                Tegaserod

    d. Fixed oil:
                Castor oil

4. Osmotic purgatives
                Magnesium sulphate
                Magnesium hydroxide
                Sodium sulphate
                Sodium phosphate
                Sod. pot. Tartrate
                Lactulose