1. Dulcolax-ES (Enteric-coated tablet)
Main ingredients: Bisacodyl 5mg, Sodium docusate 16.75mg.
Mechanism of action: Bisacodyl stimulates bowel movements, while sodium docusate softens stools.
Characteristics: A combination of stimulant and stool-softening laxative, effective for acute constipation.
2. Senkodil-F (Tablet)
Main ingredients: Bisacodyl 5mg.
Mechanism of action: Stimulates the bowel, working within 6-12 hours.
Characteristics: Suitable for short-term use.
3. Newlax-F (Tablet)
Main ingredients: Senna leaf extract.
Mechanism of action: Stimulates the bowel to promote bowel movements.
Characteristics: Contains natural ingredients but may cause abdominal pain if used long-term.
4. Meikin-Q (Enteric-coated tablet)
Main ingredients: Bisacodyl.
Mechanism of action: Stimulates the bowel, relieving acute constipation.
Characteristics: Lower price compared to other options.
5. Withone-L (Granules)
Main ingredients: Psyllium husk.
Mechanism of action: Absorbs water, softens stool, and increases stool volume.
Characteristics: Safe for long-term use, suitable for pregnant women.
6. Good Morning-S (Granules)
Main ingredients: Psyllium husk, Senna leaf.
Mechanism of action: Both absorbs water and stimulates the bowel.
Characteristics: Contains natural ingredients but should be used with caution long-term.
7. Dolcerak (Syrup)
Main ingredients: Lactulose.
Mechanism of action: Increases water in the intestines via osmosis, promoting bowel movement.
Characteristics: Suitable for children and the elderly, safe for long-term use.
8. Jangqwerak (Syrup)
Main ingredients: Lactulose.
Mechanism of action: Increases water in the intestines, helping with mild constipation relief.
Characteristics: Suitable for chronic constipation and pregnant women.
Summary:
- Stimulant laxatives (Dulcolax-ES, Senkodil-F, Newlax-F, Meikin-Q): Fast-acting but may cause abdominal pain and should not be used long-term.
- Bulk-forming and stool-softening laxatives (Withone-L, Good Morning-S): Safe for long-term use but require sufficient water intake.
- Osmotic laxatives (Dolcerak, Jangqwerak): Gentle, suitable for children and the elderly.
Quick selection guide:
- Short-term use (<3 months), strong effect but may cause cramps → Dulcolax, Senkodil, Newlax, Meikin-Q.
- Short-term use (<3 months), no abdominal pain preferred → Good Morning-S (drink plenty of water).
- Pregnant women → Withone-L (drink plenty of water).
- Children or elderly → Dolcerak, Jangqwerak.