Answer
Apr 27, 2026 - 11:42 AM
Serious side effects can include worsening UC symptoms, blood in urine, difficulty urinating, kidney issues, liver problems, allergic reactions (such as rashes or trouble breathing), severe skin reactions (Stevens-Johnson syndrome, toxic epidermal necrolysis, acute generalized exanthematous pustulosis), and acute intolerance syndrome. Recognizing these signs ensures you seek timely medical attention.
