sentences:  Among the possible side effects, listed on MedlinePlus are nausea and diarrhea, which may begin as soon as 15 minutes after consumption begins and may persist through the day after the test is completed.Other side effects may include a feeling of weakness, pale skin, ringing in the ears, constipation, and vomiting.Patients may be strongly encouraged to avoid vomiting, as expelling a substantial quantity of the suspension may void its effect on the CT scan and produce unusable results, requiring a retest.