The following side effects may get better over time as your body gets used to the medication. Let your healthcare provider know immediately if you continue to experience these symptoms or if they worsen over time.
Common Side Effects
- Dizziness (3%)
- Pain in rectum (2%)
Less Common Side Effects
- Fever
- Rash
- Acne
- Inflammation in colon (leading to possible diarrhea)
Canasa serious side effects
Contact your healthcare provider immediately if you experience any of the following.
- Kidney damage: urinating less often than usual; dry and itchy skin; muscle cramps; swelling in your feet, ankles, or hands
- Kidney stone: difficulty urinating, bloody urine, fever, chills, back or side pain
- Liver problems: stomach bloating, right-sided stomach pain, yellowing of your skin or the whites of your eyes, dark urine
- Serious allergic reactions: hives, swelling of the lips or tongue, difficulty breathing
- Serious skin reactions: hives, blisters, peeling skin, skin reddening, fever, sore throat, swollen lymph nodes
Source: DailyMed
The following Canasa side effects have also been reported
Side effects that you should report to your care team as soon as possible:
- Allergic reactions—skin rash, itching, hives, swelling of the face, lips, tongue, or throat
- Dry cough, shortness of breath or trouble breathing
- Heart muscle inflammation—unusual weakness or fatigue, shortness of breath, chest pain, fast or irregular heartbeat, dizziness, swelling of the ankles, feet, or hands
- Kidney injury—decrease in the amount of urine, swelling of the ankles, hands, or feet
- Kidney stones—blood in the urine, pain or trouble passing urine, pain in the lower back or sides
- Liver injury—right upper belly pain, loss of appetite, nausea, light-colored stool, dark yellow or brown urine, yellowing skin or eyes, unusual weakness or fatigue
- Mesalamine intolerance syndrome—stomach pain or cramping, bloody diarrhea, nausea, vomiting, headache, muscle pain, fever, rash
- Rash, fever, and swollen lymph nodes
- Redness, blistering, peeling, or loosening of the skin, including inside the mouth
Side effects that usually do not require medical attention (report to your care team if they continue or are bothersome):
- Diarrhea
- Headache
- Nausea
- Runny or stuffy nose
- Sensitivity to light
- Sore throat
- Stomach pain
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