

Address Note 16, 261 St 261, Phnom Penh, Cambodia
Duphalac 667mg/ml
Prescription notice
Item may require a valid prescription. Please consult your doctor or pharmacist before using new medication.
Last updated 28/08/2026 at 5:12 PM

Address Note 16, 261 St 261, Phnom Penh, Cambodia
Indication
Duphalac is an osmotic laxative used to treat constipation and to reduce blood ammonia levels in patients with hepatic encephalopathy (portal-systemic encephalopathy). Lactulose draws water into the bowel to soften stools and promote bowel movements.
Ingredients
- Lactulose 667 mg per ml (10 g per 15 ml dose)
Direction
Adults (constipation): 15–30 ml (10–20 g) once daily, adjustable to effect. Children 7–14 years: 15 ml per day; 1–6 years: 5–10 ml per day; under 1 year: 2.5 ml per day. For hepatic encephalopathy (adults): 30–45 ml 3 times daily adjusted to produce 2–3 soft stools per day. Take with water or juice.
Side effects
- Flatulence
- bloating
- abdominal cramps (especially initial days)
- Diarrhea with excessive doses
- Nausea
- vomiting (rare)
Precautions
- Contains galactose and lactose — contraindicated in patients with galactosaemia or lactose intolerance.
- Use with caution in diabetic patients (contains sugars).
- May cause flatulence and bloating
- especially in the first few days.
- Ensure adequate fluid intake during use.
- Not recommended for patients with intestinal obstruction.
- Keep out of reach of children.
Indication
Duphalac is an osmotic laxative used to treat constipation and to reduce blood ammonia levels in patients with hepatic encephalopathy (portal-systemic encephalopathy). Lactulose draws water into the bowel to soften stools and promote bowel movements.
Ingredients
- Lactulose 667 mg per ml (10 g per 15 ml dose)
Direction
Adults (constipation): 15–30 ml (10–20 g) once daily, adjustable to effect. Children 7–14 years: 15 ml per day; 1–6 years: 5–10 ml per day; under 1 year: 2.5 ml per day. For hepatic encephalopathy (adults): 30–45 ml 3 times daily adjusted to produce 2–3 soft stools per day. Take with water or juice.
Side effects
- Flatulence
- bloating
- abdominal cramps (especially initial days)
- Diarrhea with excessive doses
- Nausea
- vomiting (rare)
Precautions
- Contains galactose and lactose — contraindicated in patients with galactosaemia or lactose intolerance.
- Use with caution in diabetic patients (contains sugars).
- May cause flatulence and bloating
- especially in the first few days.
- Ensure adequate fluid intake during use.
- Not recommended for patients with intestinal obstruction.
- Keep out of reach of children.
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