Some side effects can include:
constipation, upset stomach, nausea, vomiting, gas, indigestion, feeling weak or tired, headache, muscle pain, runny nose, sore throat, flu symptoms
Some serious side effects can also include:
trouble swallowing, unusual bleeding or bruising.
Speak with your doctor or pharmacist for help managing any side effects that become too severe during your treatment with Welchol. If you experience any serious side effects contact your doctor for additional medical treatment.