Lactulose.
D003248:Constipation / Q000188:drug therapy* / Q000451:nursing; D005765:Gastrointestinal Agents / Q000009:adverse effects / Q000627:therapeutic use*; D006801:Humans; D007792:Lactulose / Q000009:adverse effects / Q000627:therapeutic use*; D010353:Patient Education as Topic
D005765:Gastrointestinal Agents; D007792:Lactulose