Upset stomach and constipation may occur. If these effects persist or worsen, notify your doctor 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.
This medication may infrequently cause gallstones and liver problems. If you notice any of the following unlikely but very serious side effects, tell your doctor immediately: persistent nausea/vomiting, severe stomach/intestinal pain, dark urine, yellowing eyes/skin.
This drug may infrequently cause muscle pain, tenderness, or weakness (which can rarely lead to a very serious condition called rhabdomyolysis). Seek immediate medical attention if you develop these muscle problems (especially with fever or unusual tiredness). This side effect is more likely if you are also taking a "statin" (e.g., atorvastatin, pravastatin) to lower your cholesterol.
Tell your doctor immediately if any of these rare but very serious side effects occur: easy bleeding/bruising, black/tarry stool, vomit that looks like coffee grounds, signs of infection (e.g., fever, persistent sore throat), change in amount of urine.
A very serious allergic reaction to this drug is unlikely, but seek immediate medical attention if it occurs. Symptoms of a serious allergic reaction may include: 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.