Very watery bowel movements are expected with this medication. Nausea, bloating, or feelings of fullness in the stomach/abdomen are very common. Stomach/abdominal cramps, vomiting, and anal irritation occur less often. If any of these effects persist or worsen, tell your doctor or pharmacist promptly.
If severe bloating or abdominal pain occurs, drink the mixture more slowly or temporarily stop drinking the mixture until the symptoms improve.
Remember that your doctor has prescribed this medication because he or she has judged that the benefit to you is greater than the risk of side effects. Many people using this medication do not have serious side effects.
Tell your doctor right away if you have any serious side effects, including: vomit that is bloody or looks like coffee grounds, chest pain, fast/slow/irregular heartbeat, dizziness, fainting, seizures, sudden shortness of breath, signs of kidney problems (such as change in the amount of urine), severe or persistent stomach/abdominal pain, bloody stools, rectal bleeding.
A very serious allergic reaction to this drug is rare. However, get medical help right away if you notice any symptoms of a serious allergic reaction, including: rash, itching/swelling (especially of the face/tongue/throat), severe dizziness, trouble breathing.
This is not a complete list of possible side effects. If you notice other effects not listed above, contact your doctor or pharmacist.
In the US - Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088 or at www.fda.gov/medwatch.
In Canada - Call your doctor for medical advice about side effects. You may report side effects to Health Canada at 1-866-234-2345.