Cholestyramine Light Oral

Cholestyramine Light Oral Warning

This product contains phenylalanine and should not be used if you have phenylketonuria (PKU). Other cholestyramine products are available that do not contain phenylalanine.

Cholestyramine Light Oral Side Effects

See also How to Use section.

Constipation is the most common side effect.

To help prevent constipation, drink plenty of fluids throughout the day (eight to twelve 8-ounce glasses). Consult your pharmacist about choosing a fiber supplement (e.g., psyllium) and/or a stool softener.

Other side effects may include gas, indigestion, upset stomach, pain/cramps in the stomach/abdomen, heartburn, diarrhea, nausea, vomiting, irritation of hemorrhoids, or blood in stools. If any of these effects persist or worsen, tell your doctor or pharmacist promptly.

Remember that your doctor has prescribed this medication because he or she has judged that the benefit to you is greater than the risk of side effects. Many people using this medication do not have serious side effects.

Tell your doctor immediately if any of these unlikely but serious side effects occur:

• muscle aches
• inability to swallow
• inability to have a bowel movement
• joint pain/stiffness
• unusual bleeding/bruising
• headache
• loss of appetite
• sore tongue
• anal irritation

Tell your doctor immediately if any of these rare but very serious side effects occur:

• fast breathing even when resting
• severe weakness/tiredness

A very serious allergic reaction to this drug is rare. However, seek immediate medical attention if you notice any symptoms of a serious allergic reaction, including:

• rash
• itching
• swelling
• severe dizziness
• trouble breathing

This is not a complete list of possible side effects. If you notice other effects not listed above, contact your doctor or pharmacist.

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Drug Interactions