Antibiotics for Crohn's Disease
Side Effects
All medicines have side effects. But many people don't feel the side effects, or they are able to deal with them. Ask your pharmacist about the side effects of each medicine you take. Side effects are also listed in the information that comes with your medicine.
Here are some important things to think about:
- Usually the benefits of the medicine are more important than any minor side effects.
- Side effects may go away after you take the medicine for a while.
- If side effects still bother you and you wonder if you should keep taking the medicine, call your doctor. He or she may be able to lower your dose or change your medicine. Do not suddenly quit taking your medicine unless your doctor tells you to.
Call 911 or other emergency services right away if you have:
- Trouble breathing.
- Swelling of your face, lips, tongue, or throat.
Ciprofloxacin
Call your doctor right away if you have:
- Hives.
- Sudden pain after exercise (especially in your ankle, back of the knee or leg, shoulder, elbow, or wrist).
- Pain, burning, numbness, tingling, or weakness.
- Fainting.
- An irregular or slow heart rate.
Metronidazole
Call your doctor right away if you have:
- Hives.
- Numbness, tingling, pain, or weakness in your hands or feet.
Common side effects of antibiotics include:
- Diarrhea.
- Dizziness.
- Headache.
- Tiredness.
- Trouble sleeping.
- Mild stomach pain or cramps, nausea, loss of appetite.
- Metallic or unpleasant taste in the mouth.
Rifaximin has few side effects.
See Drug Reference for a full list of side effects. (Drug Reference is not available in all systems.)
| By: | Reference Healthwise Staff | Last Revised: October 8, 2012 |
| Medical Review: | Reference E. Gregory Thompson, MD - Internal Medicine
Reference Arvydas D. Vanagunas, MD - Gastroenterology |
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This information does not replace the advice of a doctor. Healthwise, Incorporated disclaims any warranty or liability for your use of this information. Your use of this information means that you agree to the Reference Terms of Use. Reference How this information was developed to help you make better health decisions.

