Colesevelam (Oral Route)

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Side Effects

Along with its needed effects, a medicine may cause some unwanted effects. Although not all of these side effects may occur, if they do occur they may need medical attention.

Check with your doctor immediately if any of the following side effects occur:

Less common
  • Anxiety
  • Blurred vision
  • Chills
  • Cold sweats
  • Coma
  • Confusion
  • Congestion
  • Cool, pale skin
  • Cough
  • Depression
  • Diarrhea
  • Dizziness
  • Dry or sore throat
  • Fast heartbeat
  • Fever
  • General feeling of discomfort or illness
  • Headache
  • Hoarseness
  • Increased hunger
  • Joint pain
  • Loss of appetite
  • Muscle aches or pain
  • Nausea
  • Nervousness
  • Nightmares
  • Pounding in the ears
  • Runny nose
  • Seizures
  • Shakiness
  • Shivering
  • Slow or fast heartbeat
  • Slurred speech
  • Sore throat
  • Sweating
  • Tender, swollen glands in the neck
  • Trouble sleeping
  • Trouble with swallowing
  • Unusual tiredness or weakness
  • Voice changes
  • Vomiting
Incidence not known
  • Bleeding after defecation
  • Darkened urine
  • Difficulty swallowing
  • Indigestion
  • Pain or discomfort in the chest
  • Pains in the stomach, side, or abdomen, possibly radiating to the back
  • Pressure in the stomach
  • Severe stomach pain
  • Swelling of the abdominal or stomach area
  • Unable to swallow saliva
  • Uncomfortable swelling around the anus
  • Yellow eyes or skin

Some side effects may occur that usually do not need medical attention. These side effects may go away during treatment as your body adjusts to the medicine. Also, your health care professional may be able to tell you about ways to prevent or reduce some of these side effects. Check with your health care professional if any of the following side effects continue or are bothersome or if you have any questions about them:

More common
  • Acid or sour stomach
  • Belching
  • Bloating
  • Constipation
  • Full or bloated feeling
  • Heartburn
  • Pain or cramping in the abdomen
  • Stomach discomfort, upset, or pain
Less common
  • Lack or loss of strength
  • Sneezing
  • Stuffy nose

Other side effects not listed may also occur in some patients. If you notice any other effects, check with your healthcare professional.

Call your doctor for medical advice about side effects. You may report side effects to the FDA at 1-800-FDA-1088.

Precautions

DR600465

Portions of this document last updated:

Nov. 1, 2009

Source: Drug Information provided by: Micromedex

Copyright © 2009 Thomson Healthcare Inc. All rights reserved. Information is for End User's use only and may not be sold, redistributed or otherwise used for commercial purposes.


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