Generics Lactulose Used For Constipation It contains a laxative called lactulose. It makes the stool softer and easier to pass, by drawing water into the bowel. It is not absorbed into your body. Side Effects Diarrhoea , Flatulence (wind) , Nausea (feeling sick) , Vomiting , Abdominal pain , Electrolyte imbalance due to diarrhoea. Drug Interactions Thiazides , Steroids , Aminoglycosides , Amphotericin B . Indication Treatment of constipation & hepatic Encephalopathy . When not to Use Do not take if: You are allergic (hypersensitive) to lactulose or any of the other ingredients in the list. Duphalac 120Ml Precautions Precaution Talk to your doctor or pharmacist before taking lactulose if you suffer from any medical conditions or illnesses, in particular: - if you suffer from unexplained tummy ache - if you are unable to digest milk sugar (lactose intolerant). Duphalac 120Ml Warnings Warning 1 During the treatment with laxatives you should drink sufficient amounts of fluids (approx. 2 litres/day, equal to 6-8 glasses). Warning 2 If you have diabetes and are treated for hepatic encephalopathy, your dose of lactulose will be higher. This high dose contains a large amount of sugar. Therefore, you may need to adjust the dose of your anti-diabetic medicine. Warning 3 The hydration status of the patient should be observed carefully. Duphalac 120Ml Additional Information Pregnancy category Always consult your physician before using any medicine. Storage (YES/NO) Store this medicine at room temperature, away from direct light and heat.