Lactulose is a laxative medication. That means that you will likely experience an increase in your bowel movement frequency. Aside from that needed effect, lactulose may cause some mild side effects. Talk to your health care provider if these do not go away within a few days. If you begin to experience more serious effects, seek medical attention immediately.
Common side effects reported from lactulose use include:
More serious side effects include:
If you experience any of these side effects, seek medical attention immediately. These are symptoms of a possibly serious adverse reaction to this medication and require treatment right away.
As with all medication, inform your doctor of any medical conditions you are currently managing. Tell them about any and all medication, prescription drugs, and supplements you are taking before starting treatment with lactulose. Lactulose can interact with substances in the body, causing potentially serious adverse reactions.
Specifically, you should inform your health care provider of any antacids, antibiotics, or other laxative medications before you start taking lactulose. Be sure to mention any herbal products you are using.
Tell your doctor if you have or have ever had kidney or liver disease.
In addition, let your doctor know if you are planning to become pregnant, are pregnant, or are currently breastfeeding before starting treatment with this medication. Call your provider if you become pregnant while you are taking lactulose.